Biggest changeAs of December 31, 2023, we had federal net operating loss carryforwards of $494.3 million and various state net operating loss carryforwards of $352.2 million, $6.9 million in federal income tax credits will begin to expire in 2038, and the $3.7 million of state economic development and research and development credits will begin to expire in 2024. 68 Table of Contents Results of Operations The following table summarizes our results of operations for the years ended December 31, 2023 and 2022 (in thousands): Years Ended December 31, Variance 2023 2022 $ % Product revenue: Gvoke $ 67,045 $ 52,527 $ 14,518 27.6 Keveyis 56,772 49,307 7,465 15.1 Recorlev 29,547 7,429 22,118 297.7 Product revenue, net 153,364 109,263 44,101 40.4 Royalty, contract and other revenue 10,550 985 9,565 nm Total revenue 163,914 110,248 53,666 48.7 Cost and expenses: Cost of goods sold, excluding amortization of intangible assets 28,645 22,634 6,011 26.6 Research and development 22,341 20,966 1,375 6.6 Selling, general and administrative 146,095 137,745 8,350 6.1 Amortization of intangible assets 10,843 10,843 — — Total cost and expenses 207,924 192,188 15,736 8.2 Loss from operations (44,010) (81,940) 37,930 (46.3) Other income (expense): Interest and other income 4,751 2,578 2,173 84.3 Loss on debt extinguishment (2,837) (1,223) (1,614) 132.0 Interest expense (26,609) (14,102) (12,507) 88.7 Change in fair value of warrants 1 1,760 (1,759) nm Change in fair value of contingent considerations 5,200 (3,157) 8,357 nm Total other expense (19,494) (14,144) (5,350) 37.8 Net loss before benefit from income taxes (63,504) (96,084) 32,580 (33.9) Benefit from income taxes 1,249 1,424 (175) (12.3) Net loss $ (62,255) $ (94,660) $ 32,405 (34.2) nm: not meaningful Product revenue, net Gvoke net revenue increased by $14.5 million or 27.6% for the year ended December 31, 2023 compared to the year ended December 31, 2022.
Biggest changeResults of Operations The following table summarizes our results of operations for the year ended December 31, 2024 and 2023 (in thousands): 69 Table of Contents Years Ended December 31, Change 2024 2023 $ % Product revenue, net: Gvoke $ 82,829 $ 67,045 $ 15,784 23.5 Recorlev 64,277 29,547 34,730 117.5 Keveyis 49,530 56,772 (7,242) (12.8) Product revenue, net 196,636 153,364 43,272 28.2 Royalty, contract and other revenue 6,434 10,550 (4,116) (39.0) Total revenue 203,070 163,914 39,156 23.9 Cost and expenses: Cost of goods sold, excluding amortization of intangible assets 36,832 28,645 8,187 28.6 Research and development 25,560 22,341 3,219 14.4 Selling, general and administrative 163,481 146,095 17,386 11.9 Amortization of intangible assets 10,843 10,843 — — Total cost and expenses 236,716 207,924 28,792 13.8 Loss from operations (33,646) (44,010) 10,364 (23.5) Other income (expense): Interest and other income 5,321 4,751 570 12.0 Loss on debt extinguishment — (2,837) 2,837 (100.0) Debt refinancing costs (2,690) — (2,690) 100.0 Interest expense (30,485) (26,609) (3,876) 14.6 Change in fair value of warrants 8 1 7 700.0 Change in fair value of contingent value rights 4,388 5,200 (812) (15.6) Total other expense (23,458) (19,494) (3,964) 20.3 Net loss before benefit from income taxes (57,104) (63,504) 6,400 (10.1) Income tax benefit 2,268 1,249 1,019 81.6 Net loss $ (54,836) $ (62,255) $ 7,419 (11.9) Product revenue, net Gvoke Net revenue increased by $15.8 million or 23.5% for the year ended December 31, 2024 compared to the year ended December 31, 2023.
ITEM 7. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS The following discussion of our financial condition and results of operations should be read in conjunction with our consolidated financial statements and related notes appearing elsewhere in this Annual Report on Form 10-K. This discussion contains forward-looking statements that involve significant risks and uncertainties.
ITEM 7. MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS The following discussion of our financial condition and results of operations should be read in conjunction with our consolidated financial statements and related notes appearing elsewhere in this Annual Report on Form 10-K ("Annual Report"). This discussion contains forward-looking statements that involve significant risks and uncertainties.
Selling, general and administrative expenses Selling, general and administrative expenses consist primarily of compensation and related personnel costs, marketing and selling expenses, professional fees and facility costs not otherwise included in research and development expenses. Amortization of intangible assets Amortization of intangible assets relates to the amortization of our products: Keveyis and Recorlev.
Selling, general and administrative expenses Selling, general and administrative expenses consist primarily of compensation and related personnel costs, marketing and selling expenses, professional fees and facility costs not otherwise included in research and development expenses. Amortization of intangible assets Amortization of intangible assets relates to the amortization of our products: Recorlev and Keveyis.
Our future capital requirements will depend on many factors, including, but not limited to: our degree of success in commercializing Gvoke, Recorlev and Keveyis; the costs of commercialization activities, including product marketing, sales and distribution; the costs, timing and outcomes of clinical trials and regulatory reviews associated with our product candidates; the effect on our product development activities of actions taken by the FDA or other regulatory authorities; the number and types of future products we develop and commercialize; the emergence of competing technologies and products and other adverse market developments; and the costs of preparing, filing and prosecuting patent applications and maintaining, enforcing and defending intellectual property-related claims.
Our future capital requirements will depend on many factors, including, but not limited to: our degree of success in commercializing Recorlev, Gvoke and Keveyis; the costs of commercialization activities, including product marketing, sales and distribution; the costs, timing and outcomes of clinical trials and regulatory reviews associated with our product candidates; the effect on our product development activities of actions taken by the FDA or other regulatory authorities; the number and types of future products we develop and commercialize; the emergence of competing technologies and products and other adverse market developments; and the costs of preparing, filing and prosecuting patent applications and maintaining, enforcing and defending intellectual property-related claims.
As we continue the marketing and selling of Gvoke, Recorlev and Keveyis, we may not generate a sufficient amount of product revenue to fund our cash requirements. Accordingly, we may need to obtain additional financing in the future which may include public or private debt and/or equity financings.
As we continue the marketing and selling of Recorlev, Gvoke and Keveyis, we may not generate a sufficient amount of product revenue to fund our cash requirements. Accordingly, we may need to obtain additional financing in the future which may include public or private debt and/or equity financings.
Research and development expenses include: the cost of acquiring and manufacturing preclinical study and clinical trial materials and manufacturing costs related to commercial production and scale-up until a product is approved and initially available for commercial sale; expenses incurred under agreements with contract research organizations ("CROs") as well as investigative sites and consultants that conduct our preclinical studies and clinical trials; personnel-related expenses, which include salaries, benefits and stock-based compensation; laboratory materials and supplies used to support our research activities; outsourced product development services; expenses relating to regulatory activities, including filing fees paid to regulatory agencies; and allocated expenses for facility-related costs.
Research and development expenses primarily include: the cost of acquiring and manufacturing preclinical study and clinical trial materials and manufacturing costs related to commercial production and scale-up until a product is approved and initially available for commercial sale; expenses incurred under agreements with contract research organizations ("CROs") as well as investigative sites and consultants that conduct our preclinical studies and clinical trials; personnel-related expenses, which include salaries, benefits and stock-based compensation; laboratory materials and supplies used to support our research activities; outsourced product development services; expenses relating to regulatory activities, including filing fees paid to regulatory agencies; and allocated expenses for facility-related costs.
Historically, we have funded our operations primarily through private placements of convertible preferred stock, public equity offerings of common stock, and issuance of debt.
Historically, we have funded our operations primarily through private placements of convertible preferred stock, public equity offerings of common stock, and the issuance of debt.
We accrue estimated chargebacks based on estimated percentages of products sold to these entities, contract prices, and estimated levels of inventory in the distribution channel and records the chargebacks as a reduction of product revenue. Accrued chargebacks are recorded as an allowance against trade receivables on the consolidated balance sheets.
We accrue estimated chargebacks based on estimated percentages of products sold to these entities, contract prices, and estimated levels of inventory in the distribution channel and record the chargebacks as a reduction of product revenue. Accrued chargebacks are recorded as an allowance against trade receivables on the consolidated balance sheets.
We expect to incur substantial additional expenditures in the near term to support the marketing and selling of Gvoke, Recorlev and Keveyis as well as our ongoing research and development activities. We expect to continue to incur net losses for at least the next 12 months.
We expect to incur substantial additional expenditures in the near term to support the marketing and selling of Recorlev, Gvoke and Keveyis as well as our ongoing research and development activities. We expect to continue to incur net losses for at least the next twelve months.
The Hayfin Loan Agreement provided for the Lenders to extend $100.0 million in term loans to us on the closing date and up to an additional $50.0 million in delayed draw term loan(s) during the one year period immediately following the closing date (collectively, the "Loans").
The Credit Agreement provided for the Lenders to extend $100.0 million in term loans to us on the closing date and up to an additional $50.0 million in delayed draw term loan(s) during the one year period immediately following the closing date (collectively, the "Loans").
In the near term, we expect to continue to incur significant expenses, operating losses and net losses as we: continue our marketing and selling efforts related to commercialization of Gvoke, Recorlev and Keveyis; continue our research and development efforts; continue to operate as a public company; and continue to fund our operations with an increased cost of borrowing due to a higher interest rate environment and tighter lending requirements.
In the near term, we expect to continue to incur net losses as we: continue our marketing and selling efforts related to commercialization of Recorlev, Gvoke and Keveyis; continue our research and development efforts; continue to operate as a public company; and continue to fund our operations with an increased cost of borrowing due to a higher interest rate environment and tighter lending requirements.
We accrue estimated rebates and discounts based on actual average rebate amounts and estimated percent of product that will be prescribed to qualified patients and record the rebates as a reduction of product revenue. Accrued government rebates are included in accrued trade discounts and rebates on the consolidated balance sheets.
We accrue estimated rebates and discounts based on actual average rebate amounts and estimated percent of product that will be prescribed to qualified patients and record the 73 Table of Contents rebates as a reduction of product revenue. Accrued government rebates are included in accrued trade discounts and rebates on the consolidated balance sheets.
Our ability to fund marketing and selling of Gvoke, Recorlev and Keveyis, as well as our product development and clinical operations, including 70 Table of Contents completion of future clinical trials, will depend on the amount and timing of cash received from product revenue and potential future financings.
Our ability to fund the marketing and selling of Recorlev, Gvoke and Keveyis, as well as our product development and clinical operations, including completion of future clinical trials, will depend on the amount and timing of cash received from product revenue and potential future financings.
In addition, we may not be profitable even if we commercialize any of our product candidates. Components of our Results of Operations The following discussion sets forth certain components of the statement of operations of Xeris for years ended December 31, 2023 and 2022 as well as factors that impact those items.
In addition, we may not be profitable even if we commercialize any of our product candidates. Components of our Results of Operations The following discussion sets forth certain components of the statement of operations of Xeris for the year ended December 31, 2024 and 2023 as well as factors that impact those items.
While we believe that our returns reserve is sufficient to avoid a significant reversal of revenue in future periods, if it were to increase or decrease the rate by 1%, it would have a $1.5 million impact on revenue in the year ended December 31, 2023.
While we believe that our returns reserve is sufficient to avoid a significant reversal of revenue in future periods, if it were to increase or decrease the rate by 1%, it would have a $ 1.8 million impact on revenue in the year ended December 31, 2024.
In the case of Keveyis milestones, we applied a scenario-based method 72 Table of Contents and weighted them based on the possible achievement of the milestone. This fair value measurement is based on significant inputs not observable in the market and thus represents a Level 3 measurement as defined in ASC 820, Fair Value Measurement .
In the case of Keveyis milestones, we applied a scenario-based method and weighted them based on the possible achievement of the milestone. This fair value measurement is based on significant inputs not observable in the market and thus represents a Level 3 measurement as defined in ASC Topic 820, Fair Value Measurement .
Based on our current operating plans and existing working capital at December 31, 2023, we believe that our cash resources are sufficient to sustain operations and capital expenditure requirements for at least the next 12 months.
Based on our current operating plans and existing working capital at December 31, 2024, we believe that our cash resources are sufficient to sustain operations and capital expenditure requirements for at least the next twelve months.
Our actual results could differ materially from those discussed in these forward-looking statements. Factors that could cause or contribute to such differences include, but are not limited to, those set forth in Part I, Item 1A. Risk Factors, of this Annual Report on Form 10-K. This discussion and analysis compares 2023 results to 2022.
Our actual results could differ materially from those discussed in these forward-looking statements. Factors that could cause or contribute to such differences include, but are not limited to, those set forth in Part I, Item 1A. Risk Factors, of this Annual Report. This discussion and analysis compares 2024 results to 2023.
The estimated value of the CVR consideration is based upon available information and certain assumptions which our management believes are reasonable under the circumstances. The ultimate payout under the CVRs may differ materially from the assumptions used in determining the fair value of the CVR consideration.
The key assumptions used include the discount rate and sales growth. The estimated value of the CVR consideration is based upon available information and certain assumptions which our management believes are reasonable under the circumstances. The ultimate payout under the CVRs may differ materially from the assumptions used in determining the fair value of the CVR consideration.
In March 2022, we, Xeris Pharma and certain subsidiary guarantors, entered into a Credit Agreement and Guaranty (the "Hayfin Loan Agreement") with the lenders from time to time parties thereto (the "Lenders") and Hayfin Services LLP, as administrative agent for the Lenders, pursuant to which we and our subsidiaries party thereto granted a first priority security interest on substantially all of our assets, including intellectual property, subject to certain exceptions.
Financing Transactions In March 2022, we entered into a Credit Agreement and Guaranty, as amended (the "Credit Agreement") with the lenders from time to time parties thereto (the "Lenders") and Hayfin Services LLP, as administrative agent for the Lenders, pursuant to which we and our subsidiaries granted a first priority security interest on substantially all of our assets, including intellectual property, subject to certain exceptions.
As detailed in "Note 1 – Liquidity and capital resources" of Item 8 in this Form 10-K, there can be no assurance that such funding may be available to us on acceptable terms, or at all, or that we will be able to successfully market and sell Gvoke, Recorlev and Keveyis.
As detailed in "Note 1 – Liquidity and Capital Resources" above, there can be no assurance that such funding may be available to us on acceptable terms, or at all, or that we will be able to successfully market and sell Recorlev, Gvoke and Keveyis.
NEW ACCOUNTING STANDARDS Refer to "Note 2 - Basis of presentation and summary of significant accounting policies and estimates," in Item 8 of this Form 10-K for a description of recent accounting pronouncements applicable to our financial statements.
NEW ACCOUNTING STANDARDS Refer to "Note 2 - Basis of presentation and summary of significant accounting policies and estimates," for a description of recent accounting pronouncements applicable to our financial statements.
Capital Resources and Funding Requirements We have incurred operating losses since inception, and we have an accumulated deficit of $617.0 million at December 31, 2023.
Capital Resources and Funding Requirements We have incurred operating losses since inception, and we have an accumulated deficit of $671.9 million at December 31, 2024.
Amortization of intangible assets For the years ended December 31, 2023 and December 31, 2022, amortization of intangible assets were both $10.8 million. Other income (expense) For the year ended December 31, 2023, interest expense increased $12.5 million or 88.7% compared to the year ended December 31, 2022.
Amortization of intangible assets For the years ended December 31, 2024 and December 31, 2023, amortization of intangible assets were both $10.8 million. Other income (expense) For the year ended December 31, 2024, interest expense increased $3.9 million or 14.6% compared to the year ended December 31, 2023.
In addition to utilizing the proceeds to repay the obligations under the Oxford Loan Agreement in full, the proceeds were otherwise used for general corporate purposes. After repayment, the Loans may not be re-borrowed.
In addition to utilizing the proceeds to repay the obligations under the Oxford Loan Agreement in full, the proceeds were otherwise used for general corporate purposes.
Other income (expense) Other income (expense) consists primarily of interest expense related to our convertible debt, Hayfin Loan Agreement, Oxford Loan Agreement, interest income earned on deposits and investments, gains and losses on extinguishment of debt and lease remeasurement, and the change in fair value of our warrants and CVRs.
Other income (expense) Other income (expense) consists primarily of interest expense related to our convertible debt and loan, interest income earned on deposits and investments, debt refinancing costs and gains and losses on the change in fair value of the Contingent Value Rights ("CVRs").
We believe that the accounting policies discussed below are critical to understanding our historical and future performance, as these policies relate to the more significant areas involving management’s judgments and estimates.
We believe that the accounting policies discussed below are critical to understanding our historical and future performance, as these policies relate to the more significant areas involving management’s judgments and estimates. Our significant accounting policies are more fully described in "Note 2 - Summary of Significant Accounting Policies" of Item 8 in this Annual Report.
Cash Flows Years Ended December 31, ( in thousands ) 2023 2022 Net cash used in operating activities $ (47,023) $ (102,891) Net cash (used in)/provided by investing activities (6,004) 34,461 Net cash (used in)/provided by financing activities (1,613) 127,473 Operating activities Net cash used in operating activities was $47.0 million for the year ended December 31, 2023, compared to $102.9 million for the year ended December 31, 2022.
Cash Flows Years Ended December 31, ( in thousands ) 2024 2023 Net cash used in operating activities $ (36,981) $ (47,023) Net cash used in investing activities $ 4,883 $ (6,004) Net cash provided by/(used in) financing activities $ 36,168 $ (1,613) Operating Activities Net cash used in operating activities was $37.0 million for the year ended December 31, 2024, compared to $47.0 million used for the year ended December 31, 2023.
Our research and development costs have declined as compared to previous levels as a result of directing significant funding to our commercial activities. Our research and development expenses may vary significantly over time due to uncertainties relating to the timing and results of our clinical trials, feedback received from interactions with the FDA and the timing of regulatory approvals.
Our research and development expenses may vary significantly over time due to uncertainties relating to the timing and results of our clinical trials, feedback received from interactions with the FDA and the timing of regulatory approvals.
Investing activities Net cash used in investing activities was $6.0 million for the year ended December 31, 2023, compared to net cash provided by investing activities of $34.5 million for the year ended December 31, 2022. Cash used in investing activities in 2023 was primarily due to the purchase of short-term investments.
Investing Activities 72 Table of Contents Net cash provided by investing activities was $4.9 million for the year ended December 31, 2024, compared to $6.0 million used for the year ended December 31, 2023. The c ash provided by investing activities in 2024 was primarily due to fewer purchases of short-term investments.
Research and development expenses that are paid in advance of performance are capitalized until services are provided or goods are delivered.
Expenses that are paid in advance of performance are capitalized until services are provided or goods are delivered. We track external research and development costs by project, however, personnel related expenses related to research and development are not allocated by project.
For discussion and analysis that compares 2022 results to 2021, see Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations in Part II, Item 7. of this Annual Report on Form 10-K for the year ended December 31, 2022. Overview As used herein, the "Company", "Xeris", "we" or "our" refers to Xeris Biopharma Holdings, Inc.
For discussion and analysis that compares 2023 results to 2022, see Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations in Part II, Item 7. of this Annual Report for the year ended December 31, 2023.
We sell product primarily to wholesalers or a specialty pharmacy that subsequently resell to retail pharmacies or patients. We enter into arrangements with payors, group purchasing organizations, and healthcare providers that provide for government-mandated or privately-negotiated rebates, chargebacks and discounts related to our products.
We enter into arrangements with payors, group purchasing organizations, and healthcare providers that provide for government-mandated or privately-negotiated rebates, chargebacks and discounts related to our products. We currently sell Recorlev, Gvoke and Keveyis in the United States.
For a discussion regarding product revenue, net and increases in spending, refer to "Results of Operations" included in this "Item 7 - Management’s Discussion and Analysis of Financial Condition and Results of Operations" of Part II.
The decrease in net cash used in operating activities was primarily driven by reduced working capital usage. For a discussion regarding product revenue, net and increases in spending, refer to "Results of Operations" included in this "Item 7 - Management's Discussion and Analysis of Financial Condition and Results of Operations" of Part I of this Annual Report.
In September 2023, we completed the exchange of $32.0 million in aggregate principal amount of the 2025 Convertible Notes for $33.6 million in aggregate principal amount of the 2028 Convertible Notes. As of December 31, 2023, the outstanding balance of the 2025 Convertible Notes was $15.2 million and the outstanding balance of the 2028 Convertible Notes was $33.6 million.
As of December 31, 2024, the outstanding balance of the 2025 Convertible Notes was $15.2 million and the outstanding balance of the 2028 Convertible Notes was $33.6 million.
Research and development expenses 69 Table of Contents Research and development expenses increased by $1.4 million or 6.6% for the year ended December 31, 2023 compared to the year ended December 31, 2022, driven by the expenses related to the Phase 2 study for XP-8121.
Research and development expenses 70 Table of Contents Research and development expenses increased by $3.2 million or 14.4% for the year ended December 31, 2024 compared to the year ended December 31, 2023, primarily driven by higher personnel related expense ($2.2 million), and increased spending for our pipeline ($1.0 million).
Cost of goods sold Cost of goods sold primarily includes product costs, which include all costs directly related to the purchase of raw materials, charges from our contract manufacturing organizations, and manufacturing overhead costs, as well as shipping and distribution charges. Cost of goods sold also includes losses from excess, slow-moving or obsolete inventory and inventory purchase commitments, if any.
Revenue generated from various collaboration and technology partnerships are included in this line item. Cost of goods sold Cost of goods sold primarily includes product costs, which include all costs directly related to the purchase of raw materials, charges from our contract manufacturing organizations, and manufacturing overhead costs, as well as shipping and distribution charges.
In 2022, we used the majority of investments that matured to fund operations instead of re-investing . Financing activities Net cash used in financing activities was $1.6 million for the year ended December 31, 2023, compared to net cash provided by financing activities of $127.5 million for the year ended December 31, 2022.
Financing Activities Net cash provided by financing activities was $36.2 million for the year ended December 31, 2024, compared to $1.6 million used for the year ended December 31, 2023.
We have not been profitable since inception, and, as of December 31, 2023, our accumulated deficit was $617.0 million.
For the years ended December 31, 2024 and 2023, we reported net losses of $54.8 million and $62.3 million, respectively. We have not been profitable since inception, and, as of December 31, 2024, our accumulated deficit was $671.9 million .
Royalty, contract and other revenue Royalty and contract revenue is recognized as earned in accordance with contract terms when it can be reasonably estimated and collectability is reasonably assured.
If actual results differ from our estimates, we make adjustments to these allowances in the period in which the actual results or updates to estimates become known. Royalty, contract and other revenue Royalty and contract revenue is recognized as earned in accordance with contract terms when it can be reasonably estimated and collectability is reasonably assured.
Selling, general and administrative expenses Selling, general and administrative expenses increased by $8.4 million or 6.1% for the year ended December 31, 2023 compared to the year ended December 31, 2022, due to higher personnel costs and rent expenses related to the new lease which commenced in April 2023.
Selling, general and administrative expenses Selling, general and administrative expenses increased by $17.4 million or 11.9% for the year ended December 31, 2024 compared to the year ended December 31, 2023.
On December 28, 2022, we borrowed the full amount of such $50.0 million delayed draw term loan under the Hayfin Loan Agreement. In conjunction with the execution of the Hayfin Loan Agreement, the Oxford Loan Agreement balance of $43.5 million was repaid in full and fees of $2.1 million in connection with the loan repayment were paid.
In December 2022, we borrowed the full amount of such $50.0 million delayed draw term loan under the Credit Agreement.
The increase was primarily due to a higher principal amount and increased interest rates related to third party debt arrangements. Other expense in the years ended December 31, 2023 and December 31, 2022 included losses of $2.8 million and $1.2 million, respectively, on extinguishment of debt related to the third party debt arrangements.
The increase is primarily due to a higher principal amount and increased interest rates. For the year ended December 31, 2024, change in fair value of CVRs was a gain of $4.4 million, compared to $5.2 million for the year ended December 31, 2023.
These increase was driven by higher patient demand coupled with an increase in net pricing. Recorlev net revenue increased by $22.1 million or 297.7% for the year ended December 31, 2023 compared to the year ended December 31, 2022, driven primarily by increases in the number of patients on therapy.
The increase was due to higher volume ($12.0 million or 17.9%), primarily driven by prescription growth, and favorable net pricing ($3.8 million or 5.6%). Recorlev Net revenue increased by $34.7 million or 117.5% for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Gvoke prescriptions grew approximately 48.9% in 2023 compared to prior year. The growth in product demand was partially offset by a decrease in net pricing. Keveyis net revenue increased by $7.5 million or 15.1% for the year ended December 31, 2023 compared to the year ended December 31, 2022.
The decrease was due to lower volume ($8.3 million or 14.6%) partially offset by favorable net pricing ($1.1 million or 1.9%). Cost of goods sold Cost of goods sold increased by $8.2 million or 28.6% for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Manufacturing costs for Gvoke and Recorlev incurred prior to approval and initial commercialization were expensed as research and development expenses. Research and development expenses Research and development expenses consist of expenses incurred in connection with the discovery and development of our product candidates. We recognize research and development expenses as incurred.
Cost of goods sold also includes losses from excess, slow-moving or obsolete inventory and inventory purchase commitments, if any. Research and development expenses 68 Table of Contents Research and development expenses consist of expenses incurred in connection with the discovery and development of our products and product candidates. We recognize research and development expenses as incurred.