Biggest changeThe duration, costs, and timing of preclinical studies, clinical trials, and development of our product candidates will depend on a variety of factors, including: • sufficiency of our financial and other resources; • acceptance of our CRISPR chRDNA genome-editing technology; • ability to develop differentiating features so that our products have a competitive edge; • completion of preclinical studies; • establishment, maintenance, enforcement, and defense of our patents and other intellectual property rights; • our ability to not infringe, misappropriate, or otherwise violate third-party intellectual property rights; • clearance of IND applications to initiate clinical trials on new product candidates; • successful enrollment in, and completion of, our clinical trials on our product candidates; • data from our clinical trials that support an acceptable risk-benefit profile of our product candidates for the intended patient populations and that demonstrate safety and efficacy; • entry into collaborations to further the development of our product candidates or for the development of new product candidates; • successful development of our internal process development and transfer to larger-scale facilities; • establishment of agreements with CMOs and suppliers for clinical and commercial supplies and scaling up manufacturing processes and capabilities to support our clinical trials; • receipt of marketing approvals from applicable regulatory authorities; 111 Table of Contents • grant of regulatory exclusivity for our product candidates; • establishment of sales, marketing, and distribution capabilities necessary for commercialization of our product candidates if and when approved, whether by us or in collaboration with third parties; • maintenance of a continued acceptable safety profile of our products post-approval; • acceptance of our product candidates, if and when approved by the applicable regulatory authorities, by patients, the medical community, and third-party payors; • ability of our products to compete with other therapies and treatment options; • establishment and maintenance of healthcare coverage and adequate reimbursement; and • expanded indications and patient populations for our products.
Biggest changeThe duration, costs, and timing of preclinical studies, clinical trials, and development of our product candidates will depend on a variety of factors, including: • sufficiency of our financial and other resources; • acceptance of our CRISPR chRDNA genome-editing technology; • ability to develop differentiating features so that our products have a competitive edge; • completion of preclinical studies; • establishment, maintenance, enforcement, and defense of our patents and other intellectual property rights; • our ability to not infringe, misappropriate, or otherwise violate third-party intellectual property rights; • timely clearance of IND applications to initiate clinical trials of new product candidates; • successful enrollment in, and completion of, our clinical trials of our product candidates; • data from our clinical trials that support an acceptable risk-benefit profile of our product candidates for the intended patient populations and that demonstrate safety and efficacy; • entry into collaborations to further the development of our product candidates or for the development of new product candidates; • successful development of our internal process development and transfer to larger-scale facilities; • establishment of agreements with CMOs and suppliers for clinical and commercial supplies and scaling up manufacturing processes and capabilities to support our clinical trials; • receipt of timely responses and marketing approvals from applicable regulatory authorities; • grant of regulatory exclusivity for our product candidates; • establishment of sales, marketing, and distribution capabilities necessary for commercialization of our product candidates if and when approved, whether by us or in collaboration with third parties; • maintenance of a continued acceptable safety profile of our products post-approval; • acceptance of our product candidates, if and when approved by the applicable regulatory authorities, by patients, the medical community, and third-party payors; • ability of our products to compete with other therapies and treatment options; • establishment and maintenance of healthcare coverage and adequate reimbursement; and • expanded indications and patient populations for our products. 102 Tabl e of Contents The following table summarizes our research and development expenses for the periods indicated: Year Ended December 31, 2024 2023 Change (in thousands) External costs: Expenses related to licenses, sublicensing revenue, and milestones $ 4,828 $ 2,777 $ 2,051 Services provided by CROs, CMOs, and third parties that conduct preclinical studies and clinical trials on our behalf 49,261 45,777 3,484 Other research and development expenses 23,560 16,967 6,593 Total external costs 77,649 65,521 12,128 Internal costs: Personnel-related expenses 39,531 35,411 4,120 Facilities and other allocated expenses 12,973 11,143 1,830 Total internal costs 52,504 46,554 5,950 Total research and development expenses $ 130,153 $ 112,075 $ 18,078 General and Administrative Expenses Our general and administrative expenses consist primarily of personnel-related costs, intellectual property costs, consulting costs, and allocated overhead, including rent, equipment depreciation, and utilities.
For the foreseeable future, we expect substantially all of our revenue will be generated from licensing and collaboration agreements. Operating Expenses Research and Development Expenses Our research and development expenses consist of internal and external expenses incurred in connection with the development of our product candidates and our platform technologies, and our in-licensing, assignment, and other third-party agreements.
For the foreseeable future, we expect substantially all our revenue will be generated from licensing and collaboration agreements. Operating Expenses Research and Development Expenses Our research and development expenses consist of internal and external expenses incurred in connection with the development of our product candidates and our platform technologies, and our in-licensing, assignment, and other third-party agreements.
In July and August 2023, we issued and sold a total of 22,115,384 shares of our common stock in an underwritten follow-on public offering at a price to the public of $6.50 per share, which included the full exercise of the underwriters’ right to purchase 2,884,615 additional shares of our common stock.
Follow-on Public Offering In July and August 2023, we issued and sold a total of 22,115,384 shares of our common stock in an underwritten follow-on public offering at a price of $6.50 per share, which included the full exercise of the underwriters’ right to purchase 2,884,615 additional shares of our common stock.
Unless otherwise agreed by Pfizer, we have agreed to use the proceeds from the Pfizer Investment solely in connection with (i) the development program for our allogeneic anti-BCMA CAR-T cell therapy known as CB-011 product candidate that is being evaluated in our CaMMouflage clinical trial and/or (ii) any other single-targeted anti-BCMA CAR-T cell therapy using an anti-BCMA single-chain variable fragment owned or controlled by us (collectively, cell therapies described in clauses (i) and (ii) are referred to as a “BCMA Product Candidate”), for 36 months beginning on June 29, 2023.
Unless otherwise agreed by Pfizer, we have agreed to use the proceeds from the Pfizer Investment solely in connection with (i) the development program for our allogeneic anti-BCMA CAR-T cell therapy product candidate (CB-011) that is being evaluated in our CaMMouflage phase 1 clinical trial and/or (ii) any other single-targeted anti-BCMA CAR-T cell therapy using an anti-BCMA single-chain variable fragment owned or controlled by us (collectively, cell therapies described in clauses (i) and (ii) are referred to as a “BCMA Product Candidate”), for 36 months beginning on June 29, 2023.
We will pay Jefferies a commission equal to 3.0% of the aggregate gross proceeds of any shares sold through Jefferies pursuant to the ATM Sales Agreement.
We pay Jefferies a commission equal to 3.0% of the aggregate gross proceeds of any shares sold through Jefferies pursuant to the ATM Sales Agreement.
The changes in our net operating assets and liabilities were due to decreases of $16.9 million in deferred revenue and $0.6 million in operating lease liabilities, partially offset by increases of $5.7 million in accrued expenses and other current liabilities, $1.8 million in accounts payable, and decreases of $1.8 million in prepaid expenses and other current assets and $0.8 million in contract assets.
The changes in our net operating assets and liabilities were due to decreases of $16.9 million in deferred revenue and $0.6 million in operating lease liabilities, partially offset (i) by increases of $5.7 million in accrued expenses and other current liabilities, $1.8 million in accounts payable, and (ii) decreases of $1.8 million in prepaid expenses and other current assets and $0.8 million in contract assets.
Funding Requirements Our primary use of cash is to fund operating expenses and research and development expenditures. Cash used to fund operating expenses is impacted by the timing of when we pay these expenses, as reflected in the change in our outstanding accounts payable, accrued expenses, and prepaid expenses.
Our primary use of cash is to fund operating expenses and research and development expenditures. Cash used to fund operating expenses is impacted by the timing of when we pay these expenses, as reflected in the change in our outstanding accounts payable, accrued expenses, and prepaid expenses.
This discussion and analysis contain forward-looking statements, including statements regarding our intentions, plans, objections and expectations for our business. Forward-looking statements are based upon current beliefs, plans and expectations related to future events and our future financial performance and are subject to risks, uncertainties and assumptions.
This discussion and analysis contain forward-looking statements, including statements regarding our intentions, plans, projections and expectations for our business. Forward-looking statements are based upon current beliefs, plans and expectations related to future events and our future financial performance and are subject to risks, uncertainties and assumptions.
We expect that our research and development expenses will increase substantially for the foreseeable future as we continue to implement our business strategy; advance our product candidates through clinical trials and later stages of development; conduct preclinical studies and clinical trials for our other product candidates; seek regulatory approvals for any product candidates that successfully complete clinical trials; expand our research and development efforts and incur expenses associated with hiring additional personnel to support our research and development efforts; and seek to identify, in-license, acquire, and/or develop additional product candidates.
We expect that our research and development expenses will increase substantially for the foreseeable future as we continue to implement our business strategy; advance our product candidates through clinical trials and commercialization; conduct preclinical studies and clinical trials for our other product candidates; seek regulatory approvals for any product candidates that successfully complete clinical trials; expand our research and development efforts and incur expenses associated with hiring additional personnel to support our research and development efforts; and seek to identify, in-license, acquire, and/or develop additional product candidates.
We expect to continue to rely on our CMOs for the manufacturing of our preclinical study and clinical trial materials, and most of these 109 Table of Contents CMOs have capabilities for commercial manufacturing. Additionally, we may decide to build our own manufacturing facility in the future to provide greater flexibility and control over our clinical or commercial manufacturing needs.
We expect to continue to rely on our CMOs for manufacturing our preclinical study and clinical trial materials, and most of these CMOs have capabilities for commercial manufacturing. Additionally, we may decide to build our own manufacturing facility in the future to provide greater flexibility and control over our clinical or commercial manufacturing needs.
Until we can generate significant revenue from product sales, if ever, we expect to finance our operations through equity offerings (including our at-the-market facility), debt financings, collaborations and strategic alliances, licensing arrangements, or other sources.
Until we can generate significant revenue from product sales, if ever, we expect to finance our operations through equity offerings (including our at-the-market equity offering program), debt financings, collaborations and strategic alliances, licensing arrangements, and/or other sources.
Such license agreements require payments of non-refundable annual license fees by the licensees (referred to as maintenance fees in the license agreements), which are accounted for as material rights for license renewals. 119 Table of Contents We recognize revenue when the license is delivered and the term commences.
Such license agreements require payments of non-refundable annual license fees by the licensees (referred to as maintenance fees in the license agreements), which are accounted for as material rights for license renewals. We recognize revenue when the license is delivered and the term commences.
We have elected to use this extended transition period for complying with new or revised accounting standards that have different effective dates for public and private companies until the earlier of the date that we (a) are no longer an emerging growth company or (b) affirmatively and irrevocably opt out of the extended transition period provided in the JOBS Act.
We have elected to use this extended transition period for complying with new or revised accounting standards that have different effective dates for public and private companies until the earlier of the date that we (i) are no longer an emerging growth company or (ii) affirmatively and irrevocably opt out of the extended transition period provided in the JOBS Act.
Our 2023 non-cash charges were primarily comprised of $13.8 million of stock-based compensation, $3.5 million of depreciation and amortization expense, $2.0 million of non-cash lease expense, and change in the fair value of the MSKCC success payments liability of $1.3 million, which were partially offset by the accretion of discounts on marketable securities of $4.4 million.
Our 2023 non-cash charges were primarily comprised of (i) $13.8 million of stock-based compensation, (ii) $3.5 million of depreciation and amortization expense, (iii) $2.0 million of non-cash lease expense, and (iv) change in the fair value of the MSKCC success payments liability of $1.3 million, which were partially offset by accretion of discounts on marketable securities of $4.4 million.
Specifically, as a smaller reporting company, we may choose to present only the two most recent fiscal years of audited consolidated financial statements in our Annual Report on Form 10-K and, similar to emerging growth companies, smaller reporting companies have reduced disclosure obligations regarding executive compensation.
Specifically, as a smaller reporting company, we may choose to present only the two most recent fiscal years of audited consolidated financial statements in our Annual Report on Form 10-K and, similar to 111 Tabl e of Contents emerging growth companies, smaller reporting companies have reduced disclosure obligations regarding executive compensation.
On August 9, 2022, we entered into an Open Market Sale Agreement SM (the “ATM Sales Agreement”) with Jefferies LLC (“Jefferies”), pursuant to which, upon the terms and subject to the conditions and limitations set forth in the ATM Sales Agreement, we may, from time to time, in our sole discretion, issue and sell, through Jefferies, acting as sales agent, up to $100.0 million of our shares of common stock, by any method permitted by law deemed to be an “at the 114 Table of Contents market offering” as defined in Rule 415(a)(4) of the Securities Act of 1933, as amended (“Securities Act”).
At-the-Market Equity Offering Program On August 9, 2022, we entered into an Open Market Sale Agreement SM (the “ATM Sales Agreement”) with Jefferies LLC (“Jefferies”), pursuant to which, upon the terms and subject to the conditions and limitations set forth in the ATM Sales Agreement, we may, from time to time, in our sole discretion, issue and sell, through Jefferies, acting as sales agent, up to $100.0 million of our shares of common stock, by any method permitted by law deemed to be an “at the market offering” as defined in Rule 415(a)(4) of the Securities Act of 1933, as amended (“Securities Act”).
This increase primarily relates to a $16.8 million increase in revenue recognized under the now-terminated Collaboration and License Agreement (as amended, “AbbVie Agreement”) with AbbVie Manufacturing Management Unlimited Company (“AbbVie”). In connection with the termination of the AbbVie Agreement, we recognized the remaining deferred revenue of $20.8 million during the year ended December 31, 2023.
This decrease primarily relates to a $24.8 million decrease in revenue recognized under the now-terminated Collaboration and License Agreement (as amended, “AbbVie Agreement”) with AbbVie Manufacturing Management Unlimited Company (“AbbVie”). In connection with the termination of the AbbVie Agreement, we recognized the remaining deferred revenue of $20.8 million during the year ended December 31, 2023.
We are also unable to predict when, if ever, we will generate revenue and material net cash inflows from the commercialization and sale of any of our product candidates for which we may obtain marketing approval. We may never succeed in achieving regulatory approval for any of our product candidates.
We are also unable to predict when, if ever, we will generate revenue and material net cash inflows from the commercialization and sale of any of our product candidates for which we may obtain marketing approval. We may never succeed in achieving regulatory 101 Tabl e of Contents approval for any of our product candidates.
To date, we have primarily funded our operations through proceeds from the sales of our capital stock, revenue from our license and collaboration agreements, and proceeds from the sale of shares of Intellia Therapeutics, Inc. (“Intellia”) common stock. Our net losses for the years ended December 31, 2023 and 2022 were $102.1 million and $99.4 million, respectively.
To date, we have primarily funded our operations through proceeds from the sales of our capital stock, revenue from our license and collaboration agreements, and proceeds from the sale of shares of Intellia Therapeutics, Inc. (“Intellia”) common stock. Our net losses for the years ended December 31, 2024, and 2023 were $149.1 million and $102.1 million, respectively.
We are also a “smaller reporting company.” If we are a smaller reporting company at the time we cease to be an emerging growth company, we may continue to rely on exemptions from certain disclosure requirements that are available 121 Table of Contents to smaller reporting companies.
We are also a “smaller reporting company.” If we are a smaller reporting company at the time we cease to be an emerging growth company, we may continue to rely on exemptions from certain disclosure requirements that are available to smaller reporting companies.
As of December 31, 2023 the timing and likelihood of triggering the MSKCC success payments are uncertain. See note 4 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for more information about the MSKCC success payments liability. Leases We have operating lease agreements for our office spaces.
As of December 31, 2024, the timing and likelihood of triggering the MSKCC success payments are uncertain. See Note 4 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for more information about the MSKCC success payments liability. Leases We have two operating lease agreements for our laboratory and office space.
Our accrual is dependent, in part, upon the receipt of timely and accurate reporting from CROs, CMOs, and other third-party vendors.
Our accrual is dependent, in part, upon the receipt of timely and accurate reporting from CROs, CMOs, and other third-party service providers.
Our future funding requirements will depend on many factors, including the following: • the initiation, progress, timing, costs, and results of preclinical studies and clinical trials for our product candidates; • the clinical development plans we establish for these product candidates; • the number and characteristics of the product candidates that we develop; • increases in the number of our employees and expansion of our physical facilities to support growth initiatives; • the outcome, timing, and cost of meeting regulatory requirements established by the FDA and other comparable foreign regulatory authorities; 116 Table of Contents • whether we enter into any collaboration agreements and the terms of any such agreements; • the cost of filing and prosecuting our patent applications, and maintaining and enforcing our patents and other intellectual property rights; • the extent to which we acquire or in-license other product candidates and technologies; • the cost of defending intellectual property disputes, including patent infringement actions brought by third parties against our products after we receive regulatory approval; • the effect of competing technological and market developments; • the cost and timing of completion of commercial-scale outsourced manufacturing activities or the cost and timing of completion of clinical-scale and commercial-scale internal manufacturing activities; • the cost of establishing sales, marketing, and distribution capabilities for any product candidates for which we may receive regulatory approval in regions where we choose to commercialize our products without a partner; • the amount of revenue, if any, received from commercial sales of our product candidates, should any of our product candidates receive marketing approval; • the achievement of milestones or occurrence of other developments that trigger payments by or to third parties; • our implementation of various computerized informational systems and efforts to enhance operational systems; • the impact of public health crises or geopolitical events on our clinical development or operations; • the impact of inflationary pressures on the cost of our operations; and • the costs associated with being a public company.
Our future funding requirements will depend on many factors, including the following: • the initiation, progress, timing, costs, and results of preclinical studies for our programs and clinical trials for our product candidates; • the clinical development plans we establish for these product candidates; • the number and characteristics of the product candidates that we develop; • increases in the number of our employees and expansion of our physical facilities to support growth initiatives; • the outcome, timing, and cost of meeting regulatory requirements established by the FDA and other comparable foreign regulatory authorities; • the potential impact of proposed reductions in government spending and personnel under the new Administration; • whether we enter into any collaboration agreements and the terms of any such agreements; • the cost of filing and prosecuting our patent applications, and maintaining and enforcing our patents and other intellectual property rights; • the extent to which we acquire or in-license other product candidates, intellectual property, and new technologies; • the cost of defending intellectual property disputes, including patent infringement actions brought by third parties against our products after we receive regulatory approval; • the effect of competing technological and market developments; 106 Tabl e of Contents • the cost and timing of completion of commercial-scale outsourced manufacturing activities or the cost and timing of completion of clinical-scale and commercial-scale internal manufacturing activities; • the cost of establishing sales, marketing, and distribution capabilities for any product candidates for which we may receive regulatory approval in regions where we choose to commercialize our products without a partner; • the amount of revenue, if any, received from commercial sales of our product candidates, should any of our product candidates receive marketing approval; • the achievement of milestones or occurrence of other developments that trigger payments by or to third parties; • our implementation of various computerized informational systems and efforts to enhance operational systems; • the impact of public health crises or geopolitical events on our clinical development or operations; • the impact of inflationary pressures on the cost of our operations; and • the costs of operating as a public company, including defending against class action securities litigation.
We use our chRDNA technologies to armor our cell therapies through multiple genome-editing strategies, such as checkpoint disruption, immune cloaking, or a combination of these two strategies, to enhance activity against devastating diseases.
We use our chRDNA technologies to armor our cell therapies through multiple genome-editing strategies, such as checkpoint disruption, immune cloaking, or a combination of these two strategies, to enhance allogeneic CAR-T cell therapy activity against diseases.
We had an accumulated deficit of $299.3 million as of December 31, 2023. Our net losses and operating losses may fluctuate from quarter to quarter and year to year depending primarily on the timing of expenses associated with our clinical trials and nonclinical studies and our other research and development expenses.
We had an accumulated deficit of $448.4 million as of December 31, 2024. Our net losses and operating losses may fluctuate from quarter to quarter and year to year depending primarily on the timing of expenses associated with our clinical trials and nonclinical studies and our other research and development expenses.
We use multiple contract manufacturing organizations (“CMOs”) to individually manufacture, under current good manufacturing processes, our chRDNA guides, Cas9 and Cas12a proteins, plasmids, and adeno-associated virus serotype 6 (“AAV6”) vectors used in the manufacture of our cell therapy product candidates as well as the CAR-T and CAR-NK cell therapy product candidates themselves.
We do not own or operate any manufacturing facilities. We use multiple contract manufacturing organizations (“CMOs”) to individually manufacture, under current good manufacturing processes, our chRDNA guides, Cas9 and Cas12a proteins, plasmids, and adeno-associated virus serotype 6 (“AAV6”) vectors used in the manufacture of our cell therapy product candidates as well as the CAR-T cell therapy product candidates themselves.
During the years ended December 31, 2023 and 2022, we recorded $1.5 million and $3.5 million, respectively, of patent cost reimbursements as a reduction to general and administrative expense.
During the years ended December 31, 2024, and 2023, we recorded $1.2 million and $1.5 million, respectively, of patent cost reimbursements as a reduction to general and administrative expenses.
Revenue under such licensing and collaboration agreements was $34.5 million and $13.9 million for the years ended December 31, 2023 and 2022, respectively. See Note 4 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for additional information.
Each of these payments results in licensing and collaboration revenue. Revenue under such licensing and collaboration agreements was $10.0 million and $34.5 million for the years ended December 31, 2024, and 2023, respectively. See Note 4 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for additional information.
The relevant time period commences when the first patient is dosed with our first CLL-1 product candidate (CB-012) in the first phase 1 clinical trial and ends upon the earlier of the third anniversary of approval of our biologics license application (“BLA”) by the FDA or 10 years from the date the first patient was dosed with our first CLL-1 product candidate in the first phase 1 clinical trial.
The relevant time period commenced on February 13, 2024, when the first patient was dosed with our anti-CLL-1 product candidate (CB-012) in our AMpLify phase 1 clinical trial and ends upon the earlier of the third anniversary of approval of our biologics license application (“BLA”) by the FDA or 10 years from February 13, 2024.
As of December 31, 2023, we had lease payment obligations totaling $41.7 million, of which $3.5 million is due within 12 months. 115 Table of Contents Strategic Investment On June 29, 2023, we entered into a Securities Purchase Agreement (“Securities Purchase Agreement”) with Pfizer, Inc.
As of December 31, 2024, we had lease payment obligations totaling $38.1 million, of which $4.3 million is due within 12 months. Strategic Investment On June 29, 2023, we entered into a Securities Purchase Agreement (“Securities Purchase Agreement”) with Pfizer, Inc.
The terms of these arrangements typically include payments to us of one or more of the following: nonrefundable, upfront license fees or exclusivity fees; annual maintenance fees; regulatory and/or commercial milestone payments; research and development payments; and royalties on the net sales of products and/or services. Each of these payments results in licensing and collaboration revenue.
The terms of these arrangements typically include payments to us of one or 100 Tabl e of Contents more of the following: nonrefundable, upfront license fees or exclusivity fees; annual maintenance fees; regulatory and/or commercial milestone payments; research and development payments; and royalties on the net sales of products and/or services.
The changes in our net operating assets and liabilities were due to decreases of $4.8 million in deferred revenue, $2.7 million in accounts payable, $0.4 million in operating lease liabilities, and increases of $1.0 million in prepaid expenses and other current assets, $0.8 million in contract assets, and $0.6 million in other assets, partially offset by increases of $2.0 million in accrued expenses and other current liabilities, and decreases of $3.3 million in other receivables, and $1.0 million in accounts receivable.
The changes in our net operating assets and liabilities were primarily due to (i) increases of $3.9 million in other assets and $0.4 million in prepaid expenses and other current assets, and (ii) decreases of $2.5 million in deferred revenue, current and long-term, $0.6 million in operating lease liabilities, and $0.4 million in accounts payable; partially offset by (i) decreases of $0.5 million in other receivables and $0.3 million in contract assets, and (ii) an increase of $2.1 million in accrued expenses and other current liabilities.
However, payments made prior to the receipt of goods or services that will be used or rendered for future research and development activities are deferred and capitalized as prepaid expenses and other current assets on our consolidated balance sheets. The capitalized amounts are recognized as expenses as the goods are delivered or as related services are performed.
Costs of certain activities are recognized based on an evaluation of the progress to completion of specific tasks. However, payments made prior to the receipt of goods or services that will be used or rendered for future research and development activities are deferred and capitalized as prepaid expenses and other current assets on our consolidated balance sheets.
Our therapies are directed at established cell surface targets for which autologous CAR-T cell therapeutics have already demonstrated clinical proof of concept, including CD19 and B cell maturation antigen (“BCMA”), as well as targets such as C-type lectin-like molecule-1 (“CLL-1,” also known as CD371).
Our allogeneic CAR-T cell therapy product candidates in clinical development are directed at established cell surface targets against which autologous CAR-T cell therapeutics have already demonstrated clinical proof of concept, including CD19 and B cell maturation antigen (“BCMA”), as well as targets such as C-type lectin-like molecule-1 (“CLL-1”).
Our 2022 non-cash charges were primarily comprised of $11.7 million of stock-based compensation, $2.0 million of non-cash lease expense, $1.6 million of depreciation and amortization expense, and $0.6 million of acquired in-process research and development, which were partially offset by the change in the fair value of the MSKCC success payments liability of $2.4 million, and accretion of discounts on marketable securities of $0.8 million.
Our 2024 non-cash charges were primarily comprised of (i) $16.7 million of stock-based compensation, (ii) $3.9 million of depreciation and amortization expense, (iii) $2.2 million of non-cash lease expense, and (iv) $1.6 million of acquired in-process research and development; which were partially offset by (i) accretion of discounts on marketable securities of $4.7 million, (ii) change in the fair value of the MSKCC success payments liability of $2.2 million, and (iii) non-cash consideration for licensing and collaboration revenue of $1.6 million.
Cash Provided by Financing Activities During the years ended December 31, 2023 and 2022, cash provided by financing activities was $154.3 million and $2.1 million, respectively. 118 Table of Contents Cash provided by financing activities for the year ended December 31, 2023 was due to proceeds from a follow-on public offering, net of offering expenses, of $134.4 million, proceeds from issuance of common stock in a private placement with Pfizer of $17.3 million, the exercise of stock options and purchases of common stock under the 2021 Employee Stock Purchase Plan (“ESPP”) of $1.6 million, and proceeds from issuance of common stock related to an at-the-market offering, net of offering expenses, of $1.0 million.
Cash provided by financing activities for the year ended December 31, 2023, was due to proceeds from a follow-on public offering, net of offering expenses, of $134.4 million, proceeds from issuance of common stock in a private placement with Pfizer of $17.3 million, the exercise of stock options and purchases of common stock under the ESPP of $1.6 million, and proceeds from issuance of common stock related to our at-the-market equity offering program, net of offering expenses, of $1.0 million.
For the year ended December 31, 2023, we sold 168,635 shares of our common stock under the ATM Sales Agreement at an average price per share of $7.32 for aggregate gross proceeds of $1.2 million ($1.0 million net of offering expenses).
During the year ended December 31, 2024, we sold 3,420,061 shares of our common stock, in a series of sales, at an average price of $4.58 per share under the ATM Sales Agreement for aggregate gross proceeds of $15.7 million ($15.2 million net of offering expenses). 105 Tabl e of Contents During the year ended December 31, 2023, we sold 168,635 shares of our common stock, in a series of sales, at an average price of $7.32 per share under the ATM Sales Agreement for aggregate gross proceeds of $1.2 million ($1.0 million net of offering expenses).
We anticipate that our expenses will increase substantially as we: • advance the ANTLER phase 1 clinical trial and initiate the planned pivotal phase 3 clinical trial for our CB-010 product candidate, the CaMMouflage phase 1 clinical trial for our CB-011 product candidate, and the AMpLify phase 1 clinical trial for our CB-012 product candidate; • continue our current research programs and our preclinical and clinical development of our other current product candidates and any other product candidates we identify and choose to develop; • hire additional clinical, quality control, regulatory, technical operations, and scientific personnel; • seek to identify additional research programs and additional product candidates; • further develop our genome-editing technologies; • acquire or in-license technologies; • expand, maintain, enforce, and defend our intellectual property portfolio; • seek regulatory and marketing approvals for any of our product candidates that successfully complete clinical trials, if any; • establish and expand manufacturing capabilities and supply chain capacity for our product candidates; • add operational, legal, financial, and management information systems and personnel; • experience any delays, challenges, or other issues associated with any of the above, including the failure of clinical trials meeting endpoints, unanticipated preclinical results, or clinical trial data subject to differing interpretations, or the occurrence of potential safety issues or other development or regulatory challenges; • make royalty, milestone, or other payments under current, and any future, agreements with third parties; • establish a sales, marketing, and distribution infrastructure to commercialize any product candidates for which we obtain marketing approval; and • continue to operate as a public company.
We anticipate that our expenses will increase substantially as we: • advance clinical trials for our CAR-T cell therapy product candidates; 99 Tabl e of Contents • continue our current research programs and our preclinical and clinical development of our other current product candidates and any other product candidates we identify and choose to develop; • hire additional personnel, as needed; • seek to identify additional research programs and additional product candidates; • further develop our genome-editing technologies; • acquire or in-license intellectual property or new technologies; • expand, maintain, enforce, and defend our intellectual property portfolio; • seek regulatory and marketing approvals for any of our product candidates that successfully complete clinical trials, if any; • expand manufacturing capabilities and supply chain capacity for our product candidates; • experience any delays, challenges, or other issues associated with any of the above, including the failure of clinical trials meeting endpoints, unanticipated preclinical results, or clinical trial data subject to differing interpretations, or the occurrence of potential safety issues or other development or regulatory challenges; • make royalty, milestone, or other payments under current, and any future, agreements with third parties; • establish a sales, marketing, and distribution infrastructure to commercialize any product candidates for which we obtain marketing approval; and • continue to operate as a public company, including defending against any class action securities litigation.
Cash used in investing activities for the year ended December 31, 2022 was primarily due to our purchases of marketable securities of $339.1 million, purchases of property and equipment of $6.5 million, and in-process research and development of $0.6 million, partially offset by the proceeds of maturities of marketable securities of $252.9 million.
Cash provided by investing activities for the year ended December 31, 2024, was primarily due to proceeds from the maturities of marketable securities of $397.5 million; partially offset by purchases of marketable securities of $304.4 million, purchases of property and equipment of $4.9 million, and payments to acquire in-process research and development of $1.6 million.
The increase primarily relates to an increase of $10.7 million in interest income earned from marketable securities in 2023. Income Tax An income tax expense of $0.2 million was recognized for the year ended December 31, 2023, which was primarily related to deferred state taxes.
An income tax expense of $0.2 million was recognized for the year ended December 31, 2023, which was primarily related to deferred state taxes.
External costs include: • costs associated with acquiring technology and intellectual property licenses that have no alternative future uses, sublicensing revenues, and milestones; • costs incurred in connection with the preclinical and clinical development and manufacturing of our product candidates, including under agreements CMOs, suppliers, clinical research organizations (“CROs”), and clinical sites; and • other research and development costs, including laboratory materials and supplies, and consulting services. 110 Table of Contents Internal costs include: • personnel-related costs, including salaries, benefits, and share-based compensation expense, for our research and development personnel; and • allocated facilities and other overhead expenses, including expenses for rent, facilities maintenance, and depreciation.
External costs include: • costs associated with acquiring technology and intellectual property licenses that have no alternative future uses, sublicensing revenues, and milestones; • costs incurred in connection with the preclinical and clinical development and manufacturing of our product candidates, including under agreements with CMOs, suppliers, clinical research organizations (“CROs”), and clinical sites; and • other research and development costs, including laboratory materials and supplies, and consulting services.
We recognized a gain related to the change in the fair value of the MSKCC success payments liability in the amount of $2.4 million for the year ended December 31, 2022. We recognized a $10.7 million increase in other income during the year ended December 31, 2023 compared to December 31, 2022.
Total Other Income Total other income increased by $3.3 million for the year ended December 31, 2024, as compared to the year ended December 31, 2023. We recognized a gain related to the change in the fair value of the MSKCC success payments liability in the amount of $2.2 million for the year ended December 31, 2024.
Our genome-editing platform, including our novel chRDNA ( C RISPR h ybrid R NA- DNA , or “chRDNA,” pronounced “chardonnay”) technology, enables more precise genome editing to develop cell therapies that are armored to improve activity against diseases.
Our genome-editing platform, including our novel chRDNA ( C RISPR h ybrid R NA- DNA , or “chRDNA,” pronounced “chardonnay”) technology, enables more precise genome editing of allogeneic cell therapies.
As of December 31, 2023, the satisfaction and timing of such contingent payments is uncertain and is not reasonably estimable. We have milestones, royalties, and/or other payments due to third parties under our existing license and assignment agreements. See Note 9 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K.
We have milestones, royalties, and/or other payments due to third parties under our existing license and assignment agreements. See Note 9 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K.
Cash used in operating activities in the year ended December 31, 2022 was primarily due to our net loss of $99.4 million, adjusted by non-cash charges of $12.7 million and net changes in our net operating assets and liabilities of $4.2 million.
Cash used in operating activities in the year ended December 31, 2024, was primarily due to our net loss of $149.1 million, adjusted by non-cash charges of $16.0 million and net changes in our net operating assets and liabilities of $5.1 million.
If we raise additional capital through debt financing, we may be subject to covenants limiting or restricting our ability to take specific actions, such as incurring additional debt, making capital expenditures, or declaring dividends. If we raise additional capital through the sale of equity or convertible debt securities, the issuance of these securities could result in dilution to our stockholders.
If we raise additional capital through debt financing, we may be subject to covenants limiting or restricting our ability to take specific actions, such as incurring additional debt, making capital expenditures, or declaring dividends.
Based on our current operating plan, we expect that our existing cash, cash equivalents, and marketable securities will be sufficient to fund our current operating plan for at least the next 12 months from the date of this Annual Report on Form 10-K.
Funding Requirements We expect that our existing cash, cash equivalents, and marketable securities will be sufficient to fund our current operating plan for at least the next 12 months from the date this Annual Report on Form 10-K is filed. We have based these estimates on our current assumptions, which may require future adjustments based on our ongoing business decisions.
MSKCC Agreement Success Payments Under the MSKCC Agreement, we are obligated to make success payments to MSKCC of up to $35.0 million if our stock price increases by certain multiples of increasing value based on a comparison of the fair market value of our common stock with $5.1914 per share, adjusted for future stock splits, during a specified time period.
We cannot estimate when such payments will be due and none of these events is probable as of December 31, 2024. 107 Tabl e of Contents MSKCC Agreement Success Payments Under the MSKCC Agreement, we are obligated to make success payments to MSKCC of up to $35.0 million if our stock price increases by certain multiples of increasing value based on a comparison of the fair value of our common stock with $5.1914 per share, adjusted for future stock splits, during a specified time period.
The following table summarizes our revenue by licensee for the years ended December 31, 2023 and 2022: Years Ended December 31, 2023 2022 Change (in thousands) AbbVie $ 24,802 $ 7,956 $ 16,846 Edge Animal Health, related party 1,150 — 1,150 Pfizer, related party 1,243 — 1,243 Other licensees 7,282 5,895 1,387 Total licensing and collaboration revenue $ 34,477 $ 13,851 $ 20,626 Research and Development Expenses Research and development expenses increased by $29.8 million to $112.1 million for the year ended December 31, 2023 from $82.2 million for the year ended December 31, 2022.
The following table summarizes our revenue by licensee for the years ended December 31, 2024, and 2023: Years Ended December 31, 2024 2023 Change (in thousands) AbbVie $ — $ 24,802 $ (24,802) Edge Animal Health, related party 1,623 1,150 473 Pfizer, related party 2,487 1,243 1,244 Other licensees 5,884 7,282 (1,398) Total licensing and collaboration revenue $ 9,994 $ 34,477 $ (24,483) Research and Development Expenses Research and development expenses increased by $18.1 million to $130.2 million for the year ended December 31, 2024 from $112.1 million for the year ended December 31, 2023.
The total net proceeds from the offering were approximately $134.4 million, after deducting underwriting discounts and commissions and offering expenses. The shares were sold under the Shelf Registration Statement. As of December 31, 2023, we had cash, cash equivalents, and marketable securities of $372.4 million.
The total net proceeds from the offering were approximately $134.4 million, after deducting underwriting discounts and commissions and offering expenses. The shares were sold under the Shelf Registration Statement.
We recognized a loss related to the change in the fair value of the MSKCC success payments liability in the amount of $1.3 million for the year ended December 31, 2023.
We recognized a loss related to the change in the fair value of the MSKCC success payments liability in the amount of $1.3 million for the year ended December 31, 2023. Income Tax An income tax benefit of less than $0.1 million was recognized for the year ended December 31, 2024, which was primarily related to deferred state taxes.
On August 9, 2022, we filed a universal shelf registration statement on Form S-3 (“Shelf Registration Statement”) with the SEC, which allows us to, from time to time, sell up to $400.0 million of common stock, preferred stock, debt securities, warrants, rights, or units comprised of any combination thereof (including the $100.0 million of common stock reserved for our at-the-market equity offering program described below).
Securities and Exchange Commission (“SEC”), which allows us to, from time to time, sell up to $400.0 million of common stock, preferred stock, debt securities, warrants, rights, or units comprised of any combination thereof (including the $100.0 million of common stock reserved for our at-the-market equity offering program described below).
Revenue for the material right for license renewals is recognized at the point in time the annual license fee is paid by the licensee and the renewal period begins. Our collaboration and license agreements may include contingent milestone payments. Such milestone payments are typically payable when the collaboration partner or licensee achieves certain predetermined clinical, regulatory, and/or commercial milestones.
Revenue for the material right for license renewals is recognized at the point in time the annual license fee is paid by the licensee and the renewal period begins. 110 Tabl e of Contents Our collaboration and license agreements may include contingent milestone payments.
In February 2024, we sold 1,594,171 shares of our common stock under the ATM Sales Agreement, at an average price per share of $7.33 for aggregate gross proceeds of $11.7 million ($11.3 million, net of offering expenses).
Through December 31, 2024, we sold an aggregate of 3,588,696 shares of our common stock under the ATM Sales Agreement at an average price per share of $4.71 for aggregate gross proceeds of $16.9 million ($16.2 million net of offering expenses).
Milestone payments that are not within our or the licensee’s control, such as regulatory approvals, are not considered probable of being achieved until those approvals are received. At each reporting date, we re-evaluate whether the milestones are considered probable of being achieved and estimate the amount to be included in the transaction price by using the most likely amount method.
At each reporting date, we re-evaluate whether the milestones are considered probable of being achieved and estimate the amount to be included in the transaction price by using the most likely amount method. If it is probable that a significant revenue reversal would not occur, the associated milestone value is included in the transaction price in such period of determination.
Other Income (Expense) Other income (expense) consists primarily of interest income earned on cash and marketable securities and the change in fair value of the Memorial Sloan Kettering Cancer Center (“MSKCC”) success payments liability under our Exclusive License Agreement, dated November 13, 2020 with MSKCC (“MSKCC Agreement”). 112 Table of Contents Results of Operations Comparison of the Years Ended December 31, 2023 and 2022 The following table summarizes our results of operations for the periods indicated: Years Ended December 31, Change 2023 2022 $ (in thousands) Licensing and collaboration revenue $ 34,477 $ 13,851 $ 20,626 Operating expenses Research and development 112,075 82,230 29,845 General and administrative 38,461 38,020 441 Total operating expenses 150,536 120,250 30,286 Loss from operations (116,059) (106,399) (9,660) Other income (expense) Change in fair value of equity securities (6) (133) 127 Change in fair value of the MSKCC success payments liability (1,288) 2,429 (3,717) Other income, net 15,476 4,752 10,724 Total other income 14,182 7,048 7,134 Net loss before provision for income taxes (101,877) (99,351) (2,526) Provision for income taxes 193 70 123 Net loss $ (102,070) $ (99,421) $ (2,649) Licensing and Collaboration Revenue Licensing and collaboration revenue increased by $20.6 million to $34.5 million for the year ended December 31, 2023 from $13.9 million for the year ended December 31, 2022.
Other Income (Expense) Other income (expense) consists primarily of interest income earned on cash and marketable securities and the change in fair value of the Memorial Sloan Kettering Cancer Center (“MSKCC”) success payments liability under our Exclusive License Agreement, dated November 13, 2020, with MSKCC (as amended, “MSKCC Agreement”). 103 Tabl e of Contents Results of Operations Comparison of the Years Ended December 31, 2024, and 2023 The following table summarizes our results of operations for the periods indicated: Years Ended December 31, Change 2024 2023 $ (in thousands) Licensing and collaboration revenue $ 9,994 $ 34,477 $ (24,483) Operating expenses: Research and development 130,153 112,075 18,078 General and administrative 46,457 38,461 7,996 Total operating expenses 176,610 150,536 26,074 Loss from operations (166,616) (116,059) (50,557) Other income (expense) Change in fair value of the MSKCC success payments liability 2,154 (1,288) 3,442 Other income, net 15,348 15,470 (122) Total other income 17,502 14,182 3,320 Net loss before (benefit from) provision for income taxes (149,114) (101,877) (47,237) (Benefit from) provision for income taxes (9) 193 (202) Net loss $ (149,105) $ (102,070) $ (47,035) Licensing and Collaboration Revenue Licensing and collaboration revenue decreased by $24.5 million to $10.0 million for the year ended December 31, 2024, from $34.5 million for the year ended December 31, 2023.
If our development efforts for our product candidates are successful and result in regulatory approval and commercialization, we may generate revenue in the future from product sales. We cannot predict if, when, or to what extent we will generate revenue from the commercialization and sale of our product candidates if we succeed in obtaining regulatory approval for these product candidates.
We cannot predict if, when, or to what extent we will generate revenue from the commercialization and sale of our product candidates if we succeed in obtaining regulatory approval for these product candidates. To date, all of our revenue consists of licensing and collaboration revenue earned from collaboration and/or licensing agreements entered into with third parties, including related parties.
Cash Used in Investing Activities During the year ended December 31, 2023 and 2022, cash used in investing activities was $68.2 million and $93.2 million, respectively.
Cash Provided by (Used in) Investing Activities Net cash provided by investing activities was $86.6 million for the year ended December 31, 2024. Net cash used in investing activities was $68.2 million for the year ended December 31, 2023.
We make significant judgments and estimates in determining the accrual balance in each reporting period. As actual costs become known, we adjust our accruals.
We accrue for these costs based on factors such as estimates of the work completed and in accordance with service agreements established with these third-party service providers. We make significant judgments and estimates in determining the accrual balance in each reporting period. As actual costs become known, we adjust our accruals.
Sales-based milestones are recognized at the later of when the associated performance obligation has been satisfied or when the sales occur. Unlike other contingency payments, such as regulatory milestones, sales-based milestones are not included in the transaction price based on estimates at the inception of the contract, but rather, are included when the sales or usage occur.
Unlike other contingency payments, such as regulatory milestones, sales-based milestones are not included in the transaction price based on estimates at the inception of the contract, but rather, are included when the sales or usage occur. Accrued Research and Development Expenses As part of the process of preparing our financial statements, we are required to estimate and accrue expenses.
Interest and penalties related to unrecognized tax benefits are included within the provision for income tax. Recently Issued Accounting Pronouncements See Note 2 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for more information regarding recently issued accounting pronouncements.
Recently Issued Accounting Pronouncements See Note 2 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for more information regarding recently issued accounting pronouncements. Emerging Growth Company and Smaller Reporting Company Status We are an emerging growth company, as defined in the Jumpstart Our Business Startups Act of 2012 Act (“JOBS Act”).
If it is probable that a significant revenue reversal would not occur, the associated milestone value is included in the transaction price in such period of determination. Our collaboration and license agreements may also include contingent payments related to sales-based milestones. Sales-based milestones are typically payable when annual sales of a covered product reach specified levels.
Our collaboration and license agreements may also include contingent payments related to sales-based milestones. Sales-based milestones are typically payable when annual sales of a covered product reach specified levels. Sales-based milestones are recognized at the later of when the associated performance obligation has been satisfied or when the sales occur.
These increases were partially offset by a $0.4 million decrease in expenses related to licenses, sublicensing revenue, and milestones. General and Administrative Expenses General and administrative expenses increased by $0.4 million to $38.5 million for the year ended December 31, 2023 from $38.0 million for the year ended December 31, 2022.
General and Administrative Expenses General and administrative expenses increased by $8.0 million to $46.5 million for the year ended December 31, 2024, from $38.5 million for the year ended December 31, 2023.
We separately track certain external costs on a program-by-program basis; however, we do not track costs that are deployed across multiple programs. Research and development activities are central to our business model.
We do not allocate internal costs as several of our departments support multiple programs and our payroll and other personnel expenses are not tracked on a program-by-program basis. Research and development activities are central to our business model.
Accrued Research and Development Expenses As part of the process of preparing our financial statements, we are required to estimate and accrue expenses. Research and development expenses are charged to expense as incurred. Research and development expenses include those for certain payroll and personnel; laboratory supplies; consulting; manufacturing; external clinical; and allocated overhead, including rent, equipment depreciation, and utilities.
Research and development expenses are expensed as incurred. Research and development expenses include those for certain payroll and personnel; laboratory supplies; consulting; manufacturing; external clinical; and allocated overhead, including rent, equipment depreciation, and utilities. We record accrued liabilities for estimated costs of research and development activities conducted by third-party CMOs, CROs, and other third-party service providers.
These agreements provide for termination at the request of either party generally with less than one-year notice and, therefore, we believe that our non-cancelable obligations under these agreements are not material. Some of these agreements include contingent payments that will become payable if and when we achieve certain development, regulatory, clinical, and/or commercial milestones.
Contractual Obligations and Commitments We enter into contracts in the normal course of business with suppliers, CMOs, CROs, clinical trial sites, licensors, assignors, and the like. These agreements provide for termination at the request of either party generally with less than one-year’s notice and, therefore, we believe that our non-cancelable obligations under these agreements are not material.
Additionally, we agreed to provide Pfizer access to any preclinical or interim or final clinical data (including raw data) and results generated as part of the development program for a BCMA Product Candidate at the same time that we provide such data to a third party (other than to our service providers or the FDA or other regulatory authorities), subject to certain confidentiality exceptions.
Additionally, we agreed to provide Pfizer access to any preclinical or interim or final clinical data (including raw data) and results generated as part of the development program for a BCMA Product Candidate at the same time that we provide such data to a third party (other than to our service providers or the FDA or other regulatory authorities), subject to certain confidentiality exceptions. 108 Tabl e of Contents Cash Flows Comparison of the Years Ended December 31, 2024, and 2023 The following table summarizes our cash flows for the periods indicated: Years Ended December 31, 2024 2023 Change (in thousands) Cash used in operating activities $ (138,200) $ (93,291) $ (44,909) Cash provided by (used in) investing activities 86,607 (68,183) 154,790 Cash provided by financing activities 16,724 154,298 (137,574) Net decrease in cash, and cash equivalents, and restricted cash $ (34,869) $ (7,176) $ (27,693) Cash Used in Operating Activities Net cash used in operating activities was $138.2 million and $93.3 million for the years ended December 31, 2024, and 2023, respectively.
Since our founding in 2011, we have devoted substantially all of our resources to organizing and staffing, business planning, raising capital, expanding our genome-editing platform technologies, developing our product candidates and building our pipeline, creating and maintaining our intellectual property portfolio, and establishing arrangements with third parties for the manufacture, testing, and clinical trial evaluations of our product candidates.
We are advancing our pipeline of allogeneic CAR-T cell therapies with the following four clinical development programs targeting the treatment of hematologic malignancies and autoimmune diseases: • CB-010: an allogeneic anti-CD19 CAR-T cell therapy, being evaluated in patients with relapsed or refractory B cell non-Hodgkin lymphoma (“r/r B-NHL”) in our ANTLER phase 1 clinical trial • CB-010: also being evaluated in patients with lupus nephritis (“LN”) and in patients with extrarenal lupus (“ERL”) in our GALLOP phase 1 clinical trial • CB-011: an allogeneic anti-BCMA CAR-T cell therapy, being evaluated in patients with relapsed or refractory multiple myeloma (“r/r MM”) in our CaMMouflage phase 1 clinical trial • CB-012: an allogeneic anti-CLL-1 CAR-T cell therapy, being evaluated in patients with relapsed or refractory acute myeloid leukemia (“r/r AML”) in our AMpLify phase 1 clinical trial Since our founding in 2011, we have devoted substantially all of our resources to organizing and staffing, business planning, raising capital, expanding our genome-editing platform technologies, developing our product candidates and building our pipeline, creating and maintaining our intellectual property portfolio, and establishing arrangements with third parties for the manufacture, testing, and clinical trial evaluations of our product candidates.
Cash provided by financing activities for the year ended December 31, 2022 was due to the exercise of stock options and purchases of common stock under the 2021 Employee Stock Purchase Plan of $2.1 million.
Cash Provided by Financing Activities Net cash provided by financing activities was $16.7 million and $154.3 million for the years ended December 31, 2024, and 2023, respectively. 109 Tabl e of Contents Cash provided by financing activities for the year ended December 31, 2024, was primarily due to net proceeds from our at-the-market equity offering program of $15.2 million, the issuances of common stock under the 2021 Employee Stock Purchase Plan (“ESPP”) of $0.9 million, and the exercises of stock options of $0.6 million.
If we raise additional capital through marketing and distribution arrangements or other collaborations, strategic alliances, or licensing arrangements with third parties or other sources, we may have to relinquish certain valuable rights to our product candidates, technologies, future revenue streams, or research programs or grant licenses on terms that may not be favorable to us. 117 Table of Contents Cash Flows Comparison of the Years Ended December 31, 2023 and 2022 The following table summarizes our cash flows for the periods indicated: Years Ended December 31, 2023 2022 Change (in thousands) Cash used in operating activities $ (93,291) $ (90,966) $ (2,325) Cash used in investing activities (68,183) (93,249) 25,066 Cash provided by financing activities 154,298 2,133 152,165 Net decrease in cash and cash equivalents $ (7,176) $ (182,082) $ 174,906 Cash Used in Operating Activities Net cash used in operating activities was $93.3 million and $91.0 million for the years ended December 31, 2023 and 2022, respectively.
If we raise additional capital through marketing and distribution arrangements or other collaborations, strategic alliances, or licensing arrangements with third parties or other sources, we may have to relinquish certain valuable rights to our product candidates, technologies, future revenue streams, or research programs or grant licenses on terms that may not be favorable to us.
This increase was primarily related to an increase of $15.4 million of external CMO and CRO activities for our clinical CAR-T cell therapy product candidates, including an increase of $5.1 million due to timing of CMO activities, and $10.3 million in CRO activities for clinical 113 Table of Contents trials; $11.3 million in personnel-related expenses, including stock-based compensation, due to headcount increases; and $3.3 million in facilities and other allocated expenses.
This increase was primarily related to (i) an increase of $6.6 million in other research and development expenses to advance preclinical and clinical development for our programs, as well as other consulting services related to research and development; (ii) an increase of $4.1 million in personnel-related expenses, including an increase in salary and benefit expense of $2.5 million, an increase in stock-based compensation expense of $1.1 million, and $0.5 million of one-time expenses associated with the reduction in force that occurred during the third quarter of 2024; (iii) a net increase of $3.5 million in external CMO and CRO activities for our clinical CAR-T cell therapy product candidates, driven by (a) an increase of $9.8 million in CRO activities for clinical trials; partially offset by (b) a decrease of $6.3 million due to timing of CMO activities; (iv) an increase of $2.1 million in 104 Tabl e of Contents expenses related to licenses, sublicensing revenue, and milestones; and (v) an increase of $1.8 million in other facilities and allocated expenses.
To date, all of our revenue consists of licensing and collaboration revenue earned from collaboration and/or licensing agreements entered into with third parties, including related parties. Under these agreements, we license rights to certain intellectual property controlled by us.
Under these agreements, we license rights to certain intellectual property controlled by us.
This increase was primarily related to increases of $3.1 million in personnel-related expenses, including stock-based compensation, due to headcount increases; and $0.9 million in facilities and other allocated expenses.
This increase was primarily related to increases of $5.7 million in legal and other service-related expenses, including $3.9 million of costs related to a securities class action litigation settlement, and $2.3 million in personnel-related expenses, including an increase in salary and benefit expense of $0.4 million, an increase in stock-based compensation expense of $1.8 million, and $0.1 million of one-time expenses associated with the reduction in force that occurred during the third quarter of 2024.
We have funded our operations through sales of our capital stock, including sales of our convertible preferred stock, which generated approximately $150.1 million in aggregate net proceeds through 2021, from our initial public offering (“IPO”) in 2021, which generated approximately $321.0 million in net proceeds, and from an underwritten follow-on public offering in 2023 which generated approximately $134.4 million in net proceeds.
Liquidity, Capital Resources, and Capital Requirements Sources of Liquidity Since our inception through December 31, 2024, we have raised an aggregate net proceeds of $836.2 million to fund our operations through our initial public offering (“IPO”); sales of convertible preferred stock; follow-on public offering; proceeds from our licensing, licensing and collaboration, service, and patent assignment agreements, including sales of Intellia stock; private placements; at-the-market equity offerings; and government grants.
The Shelf Registration Statement was declared effective by the SEC on August 16, 2022. As of December 31, 2023, we had sold securities in an aggregate amount of $144.9 million under the Shelf Registration Statement.
The Shelf Registration Statement was declared effective by the SEC on August 16, 2022, and will expire after three years.