Biggest changeComprehensive loss is defined as the change in equity during a period from transactions and other events and circumstances from non-owner sources, including unrealized gains and losses on short-term investments and foreign currency translation adjustments. 88 Results of operations Comparison of the years ended December 31, 2023 and 2022 The following table summarizes our results of operations for the years ended December 31, 2023 and 2022, together with the dollar increase or decrease and percentage change in those items: Year Ended December 31, Change (in thousands, except percentages) 2023 2022 ($) (%) Sales $ 89,077 $ 49,005 $ 40,072 81.8 % Cost of sales 35,312 27,677 7,635 27.6 Gross profit $ 53,765 $ 21,328 $ 32,437 152.1 % Operating expenses: Selling, general and administrative 74,799 58,665 16,134 27.5 Research and development 29,051 25,981 3,070 11.8 Total operating expenses 103,850 84,646 19,204 22.7 Loss from operations $ (50,085 ) $ (63,318 ) 13,233 (20.9 )% Other income (expense), net: Interest expense (3,308 ) (4,946 ) 1,638 (33.1 ) Interest and other income 6,574 1,517 5,057 333.4 Loss on extinguishment of term loan (1,769 ) — (1,769 ) — Total other income (expense), net: 1,497 (3,429 ) 4,926 (143.7 )% Loss before income taxes (48,588 ) (66,747 ) 18,159 (27.2 ) Income tax expense 20 9 11 121.0 Net loss $ (48,608 ) $ (66,756 ) $ 18,148 (27.2 )% Other comprehensive loss Unrealized gain (loss) on short-term investments 83 (66 ) 149 (226.3 ) Foreign currency translation gain (loss) 7 (9 ) 16 (176.5 ) Total other comprehensive income (loss) 90 (75 ) 165 (220.2 ) Comprehensive loss $ (48,518 ) $ (66,831 ) $ 18,313 (27.4 )% Sales Sales increased by $40.1 million, or 81.8%, to $89.1 million for the year ended December 31, 2023 from $49.0 million for the year ended December 31, 2022.
Biggest changeComprehensive loss is defined as the change in equity during a period from transactions and other events and circumstances from non-owner sources, including unrealized gains and losses on short-term investments and foreign currency translation adjustments. 88 Results of operations Comparison of the years ended December 31, 2024 and 2023 The following table summarizes our results of operations for the years ended December 31, 2024 and 2023, together with the dollar increase or decrease and percentage change in those items: Twelve Months Ended December 31, Change (in thousands, except percentages) 2024 2023 ($) (%) Sales $ 139,927 $ 89,077 $ 50,850 57.1 % Cost of sales 40,984 35,312 5,672 16.1 Gross profit $ 98,943 $ 53,765 $ 45,178 84.0 % Operating expenses: Selling, general and administrative 101,434 74,799 26,635 35.6 Research and development 34,367 29,051 5,316 18.3 Total operating expenses 135,801 103,850 31,951 30.8 Loss from operations $ (36,858 ) $ (50,085 ) $ 13,227 (26.4 )% Other income (expense), net: Interest expense (21 ) (3,308 ) 3,287 (99.4 ) Interest and other income 9,474 6,574 2,900 44.1 Loss on extinguishment of term loan — (1,769 ) 1,769 — Total other income (expense), net: 9,453 1,497 7,956 531.4 % Loss before income taxes (27,405 ) (48,588 ) 21,183 (43.6 ) Income tax expense 50 20 30 151.6 Net loss $ (27,455 ) $ (48,608 ) $ 21,153 (43.5 )% Other comprehensive income (loss) Unrealized gain on short-term investments 180 83 97 117.0 Foreign currency translation (loss) gain (9 ) 7 (16 ) (229.7 ) Total other comprehensive income (loss) 171 90 81 90.0 Comprehensive loss $ (27,284 ) $ (48,518 ) $ 21,234 (43.8 )% Sales Sales increased by $50.8 million, or 57.1%, to $139.9 million for the year ended December 31, 2024 from $89.1 million for the year ended December 31, 2023.
Interest expense Interest expense consist primarily of interest incurred on indebtedness and non-cash interest related to the amortization of debt discount and issuance costs associated with indebtedness and interest on leases. Interest and other income, net Interest and other income, net consist primarily of interest income earned on our short-term investments and cash equivalents.
Interest expense Interest expense consist primarily of interest incurred on indebtedness and non-cash interest related to the amortization of debt discount and issuance costs associated with our indebtedness and interest on leases. Interest and other income, net Interest and other income, net consist primarily of interest income earned on our short-term investments and cash equivalents.
Although, based on our current planned operations, we do not anticipate the need to raise additional capital or incur additional debt in order to reach profit from operations, as the same may be disclosed in the Company’s future Annual Reports on Form 10-K or Quarterly Reports on Form 10-Q filed with the SEC, we may be required to raise additional capital through public or private equity offerings or debt financings, credit or loan facilities or by entering into partnerships or a combination of one or 91 more of these funding sources in order to meet our liquidity requirements.
Although, based on our current planned operations, we do not anticipate the need to raise additional capital or incur additional debt in order to reach profit from operations, as the same may be disclosed in the Company’s future Annual Reports on Form 10-K or Quarterly Reports on Form 10-Q filed with the SEC, we may be required to raise additional capital through public or private equity offerings or debt financings, credit or loan facilities or by entering into partnerships or a combination of one or more of these funding sources in order to meet our liquidity requirements.
Additionally, as a public company, we have incurred and expect to continue to incur increased costs for employee-related expenses, director and officer insurance premiums, audit fees, (including costs for compliance with Section 404(b) of the Sarbanes-Oxley Act), legal fees, investor relations fees and fees to members of our Board and expenses for compliance with public-company reporting requirements.
Additionally, as a public company, we have incurred and expect to continue to incur increased costs for employee-related expenses, director and officer insurance premiums, audit fees, (including costs for compliance with Section 404(b) of the Sarbanes-Oxley Act), legal fees, investor relations fees, fees to members of our Board of directors and expenses for compliance with public-company reporting requirements.
New approvals may also be sought in large foreign cataract markets with more complex regulatory processes such as Asia. We are a Delaware corporation headquartered in Aliso Viejo, California with one wholly owned subsidiary located in Amsterdam, Netherlands. The wholly owned subsidiary has a registered branch in the United Kingdom and a wholly owned subsidiary located in Germany.
New approvals may also be sought in large foreign cataract markets with more complex regulatory processes such as Asia and Europe. We are a Delaware corporation headquartered in Aliso Viejo, California with one wholly owned subsidiary located in Amsterdam, Netherlands. The wholly owned subsidiary has a registered branch in the United Kingdom and a wholly owned subsidiary located in Germany.
Revenue recognition Our revenue is generated from the sale of LALs used in cataract surgery along with a specifically designed machine for delivering light to the eye, the LDD, to adjust the lens post-surgery. Revenue is recognized from sales of products in the U.S. Canada and Europe to ambulatory surgery centers, hospitals, and physician private practices.
Revenue recognition Our revenue is generated from the sale of LALs used in cataract surgery along with a specifically designed machine for delivering light to the eye, the LDD, to adjust the lens post-surgery. Revenue is recognized from sales of products in the U.S. Canada, Europe and Asia to ambulatory surgery centers, hospitals, and physician private practices.
We expect revenue to increase in absolute dollars as we expand our sales organization and sales territories, add customers, 86 expand the base of doctors that are trained to use our products, and expand awareness of our products with new and existing customers and as doctors perform more procedures using our products. LALs are held at customer sites on consignment.
We expect revenue to increase in absolute dollars as we expand our sales organization and sales territories, add customers, expand the base of doctors that are trained to use our products, and expand awareness of our products with new and existing customers and as doctors perform more procedures using our products. LALs are held at customer sites on consignment.
To continue to strengthen our competitive position in the premium IOL market, our research and development activities are focused primarily on programs that improve clinical outcomes, improve customer experience, expand our indications for use, reduce manufacturing costs and lifecycle management.
To continue to 85 strengthen our competitive position in the premium IOL market, our research and development activities are focused primarily on programs that improve clinical outcomes, improve customer experience, expand our indications for use, reduce manufacturing costs and lifecycle management.
Our commercial efforts began in 2019 and have been primarily focused in the United States, where we are building a “razor and razor blade” business model to drive new customer adoption and ongoing LAL volume growth.
Our commercial efforts began in late 2019 and have been primarily focused in the United States, where we are building a “razor and razor blade” business model to drive new customer adoption and ongoing LAL volume growth.
We plan to grow our business primarily by expanding the size of our LDD installed base and driving increased 85 utilization of our LAL through heightened awareness of the superior clinical outcomes that our RxSight system provides patients.
We plan to grow our business primarily by expanding the size of our LDD installed base and driving increased utilization of our LAL through heightened awareness of the superior clinical outcomes that our RxSight system provides patients.
GAAP”). The preparation of these financial statements requires us to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements and the reported expenses incurred during the reporting periods.
The preparation of these financial statements requires us to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements and the reported expenses incurred during the reporting periods.
The expansion of global lead times has resulted in the lack of availability of raw materials, including semiconductors, computers, monitors electronic parts, metals, packaging, adhesives, chemicals, resins and subcontract painted components.
The expansion of global lead times has resulted in the lack of availability of raw materials, including 93 semiconductors, computers, monitors electronic parts, metals, packaging, adhesives, chemicals, resins and subcontract painted components.
Uncertain macroeconomic conditions including recent inflationary pressures and the rise in interest rates have created significant uncertainty in the U.S. economy and capital markets, which is expected to continue through 2024 and beyond and could negatively impact our financial results and liquidity.
Uncertain macroeconomic conditions including recent inflationary pressures and the rise in interest rates have created significant uncertainty in the U.S. economy and capital markets, which is expected to continue through 2025 and beyond and could negatively impact our financial results and liquidity.
Cash (used in) provided by investing activities Net cash used in investing activities for the year ended December 31, 2023 was $22.1 million, consisting of net purchases of short-term investments of $17.3 million and purchases of property and equipment of $4.8 million.
Net cash used in investing activities for the year ended December 31, 2023 was $22.1 million, consisting of net purchases of short-term investments of $17.3 million and purchases of property and equipment of $4.8 million.
Funding requirements Our future liquidity and capital funding requirements will depend on numerous factors, including: • our sales growth; • our research and development efforts; • our sales and marketing activities; • our success in leveraging future strategic partnerships; • working capital investments, primarily in inventories and accounts receivable; • our ability to borrow or raise additional funds through future debt or equity offerings to finance our operations; • the outcome, costs and timing of any clinical trial results for our current or future products; • the emergence and effect of competing or complementary products; • our ability to maintain, expand, enforce and defend our intellectual property portfolio, including the amount and timing of any payments we may be required to make, or that we may receive, in connection with the licensing, filing, prosecution, maintenance, defense and enforcement of any patents or other intellectual property rights; • our ability to retain our current employees and the need and ability to hire additional management, sales, research and development, scientific and customer support personnel; • the terms and timing of any collaborative, licensing or other arrangements that we have or may establish; • operating and finance lease payments for our facilities; and • the extent to which we acquire or invest in businesses, products or technologies.
Funding requirements Our future liquidity and capital funding requirements will depend on numerous factors, including: • our sales growth, including potential international expansion; • our research and development efforts; • our sales and marketing activities; • working capital investments, primarily in inventories and accounts receivable; • our ability to raise additional funds or borrow to finance our operations; • the outcome, costs and timing of any clinical trial results for our current or future products; • the emergence and effect of competing or complementary products; • our ability to maintain, expand, enforce and defend our intellectual property portfolio, including the amount and timing of any payments we may be required to make, or that we may receive, in connection with the licensing, filing, prosecution, maintenance, defense and enforcement of any patents or other intellectual property rights; • our ability to retain our current employees and the need and ability to hire additional management, sales, research and development, scientific and customer support personnel; • the terms and timing of any collaborative, licensing or other arrangements that we have or may establish; • operating and finance lease payments for our facilities; and • the extent to which we acquire or invest in businesses, products or technologies.
Gross margin increased to 60.4% in the year ended December 31, 2023 from 43.5% in 2022 primarily due to improved operating leverage, favorable product mix from a greater percentage of revenue from LAL sales and increased margins on our LDD due to lower material costs from the introduction of our compact LDD during the third quarter of 2023.
Gross margin increased to 70.7% in the year ended December 31, 2024 from 60.4% in 2023 primarily due to improved operating leverage, favorable product mix from a greater percentage of revenue from LAL sales and increased margins on our LDD due to lower material costs from the introduction of our compact LDD during the third quarter of 2023.
As of December 31, 2023, we had established an installed base of 666 LDDs in ophthalmology practices and, since our inception though December 31, 2023, surgeons have implanted over 96,000 LALs. We believe this business model provides an attractive and concentrated market opportunity addressable with a focused sales force.
As of December 31, 2024, we had established an installed base of 971 LDDs in ophthalmology practices and, since our inception though December 31, 2024, surgeons have implanted over 195,000 LALs. We believe this business model provides an attractive and concentrated market opportunity addressable with a focused sales force.
Our United States commercial organization includes a direct sales team of LDD sales personnel and LAL account managers, as well as clinical specialists, field service engineers and marketing personnel. Our sales efforts are concentrated on the roughly 4,000 U.S. cataract surgeons that perform 70%-80% of all premium IOL procedures.
Our United States commercial organization includes a direct sales team of LDD sales personnel and LAL account managers, as well as clinical specialists, field service engineers and marketing personnel. Our sales efforts are concentrated on the roughly 3,500 to 4,000 U.S. cataract surgeons that perform approximately 60% of all premium IOL procedures.
As of December 31, 2023, we had cash and cash equivalents of $9.7 million, short-term investments of $117.5 million, and an accumulated deficit of $594.6 million. We believe that our current cash, cash equivalents and short-term investments through the date of filing of this report will be sufficient to fund our operations for at least the next 12 months.
As of December 31, 2024, we had cash and cash equivalents of $16.7 million, short-term investments of $220.5 million, and an accumulated deficit of $622.1 million. We believe that our current cash, cash equivalents and short-term investments through the date of filing of this report will be sufficient to fund our operations for at least the next 12 months.
The RxSight system is comprised of our RxSight Light Adjustable Lens ® (“LAL” ® ), RxSight Light Delivery Device (“LDD”) and accessories. Our LAL is a premium intraocular lens (“IOL”) made of proprietary photosensitive material that changes shape in response to specific patterns of ultraviolet (“UV”) light generated by our LDD.
The RxSight system is comprised of our RxSight Light Adjustable Lens (“LAL” and “LAL+ ® ”, collectively the “LAL”), RxSight Light Delivery Device (“LDD”), and accessories. Our LAL's are premium intraocular lens (“IOL”) made of proprietary photosensitive material that changes shape in response to specific patterns of ultraviolet (“UV”) light generated by our LDD.
This increase was primarily attributable to an increase in selling and marketing personnel costs of $12.5 million due mainly to additional headcount of 29, increased sales commissions, incentive bonuses and employee benefits of $7.5 million, $2.0 million of increased stock-based compensation expense, $0.9 million in additional post market study costs, and new customer acquisition costs, in each case when compared to the year ended December 31, 2022.
This increase was primarily attributable to an increase in selling and marketing personnel costs of $19.4 million due mainly to additional headcount of 44, increased sales commissions, incentive bonuses and employee benefits of $9.4 million, $3.2 million of increased stock-based compensation expense, $3.7 million in additional marketing study costs, and new customer acquisition costs, in each case when compared to the year ended December 31, 2023.
Additionally, due to these supply chain constraints we will identify and qualify new vendors or substitute components which requires testing, validations and documentation adding to internal costs and diverting engineering resources from other projects.
Additionally, we identify and qualify new suppliers to mitigate risk due to single and sole source suppliers and to alleviate supply chain constraints we will identify and qualify new vendors or substitute components which requires testing, validations and documentation adding to internal costs and diverting engineering resources from other projects.
If we determine that we need to raise additional funds, we may do so through equity or debt financings, which may not be available to us when needed or on terms that we deem to be favorable.
If we determine that we need to raise additional funds, which may not be available to us when needed or on terms that we deem to be favorable.
If we are unable to maintain sufficient financial resources, our business, financial condition and results of operations will be materially and adversely affected, including potentially requiring us to delay, limit, reduce or terminate certain of our product discovery and development activities or future commercialization efforts.
If we are unable to maintain sufficient financial resources, our business, financial condition and results of operations will be materially and adversely affected, including potentially requiring us to delay, limit, reduce or terminate certain of our product discovery and development activities or future commercialization efforts. If we raise additional funds by issuing equity securities, our stockholders may experience dilution.
Cost of sales Cost of sales increased by $7.6 million, or 27.6%, to $35.3 million for the year ended December 31, 2023 from $27.7 million for the year ended December 31, 2022, primarily due to the increase in the number of LALs and LDDs sold during the period.
Cost of sales Cost of sales increased by $5.7 million, or 16.1%, to $41.0 million for the year ended December 31, 2024 from $35.3 million for the year ended December 31, 2023, primarily due to the increase in the number of LALs and LDDs sold during the period.
Net cash used in operating activities for the year ended December 31, 2022 was $58.8 million, consisting primarily of a net loss of $66.8 million, a change in operating assets and liabilities of $7.4 million, partially offset by non-cash stock-based compensation of $11.4 million, and depreciation and amortization of $3.9 million.
Net cash used in operating activities for the year ended December 31, 2023 was $41.6 million consisting primarily of a net loss of $48.6 million, a change in operating assets and liabilities of $9.1 million, partially offset by non-cash stock-based compensation of $15.7 million, and depreciation and amortization of $4.1 million.
Under the terms of the underwriting agreement, we also granted the underwriters an option exercisable for 30 days from the date of the underwriting agreement to purchase up to an additional 600,000 shares of common stock on the same terms and conditions. The public offering closed on February 10, 2023.
Under the terms of the underwriting agreement, we also granted the underwriters an option exercisable for 30 days from the date of the underwriting agreement to purchase up to an additional 267,857 shares of common stock on the same terms and conditions.
On February 7, 2023, we entered into an underwriting agreement with BofA Securities, Inc., pursuant to which we agreed to issue and sell 4,000,000 shares of our common stock in a public offering, pursuant to the shelf registration statement. The shares of common stock were sold at a price to the public of $12.50 per share.
Public Offering On May 8, 2024, we entered into an underwriting agreement with BofA Securities, Inc., in which we agreed to issue and sell 1,785,714 shares of our common stock in a Public Offering, pursuant to the shelf registration statement. The shares of common stock were sold at a price to the public of $56.00 per share.
Summary statement of cash flows The following table sets forth the primary sources and uses of cash, cash equivalents, and restricted cash for each of the periods presented below: For the Year Ended December 31, 2023 2022 Net cash (used in) provided by: Operating activities $ (41,593 ) $ (58,850 ) Investing activities (22,129 ) 39,950 Financing activities 61,524 6,332 Effect of foreign exchange rate on cash, cash equivalents and restricted cash 6 (9 ) Net (decrease) in cash, cash equivalents and restricted cash $ (2,192 ) $ (12,577 ) Cash used in operating activities Net cash used in operating activities for the year ended December 31, 2023 was $41.6 million consisting primarily of a net loss of $48.6 million, a change in operating assets and liabilities of $9.1 million, partially offset by non-cash stock-based compensation of $15.7 million, and depreciation and amortization of $4.1 million.
Summary statement of cash flows The following table sets forth the primary sources and uses of cash, cash equivalents, and restricted cash for each of the periods presented below (in thousands): For the Year Ended December 31, 2024 2023 Net cash (used in) provided by: Operating activities $ (16,946 ) $ (41,593 ) Investing activities (99,311 ) (22,129 ) Financing activities 123,319 61,524 Effect of foreign exchange rate on cash, cash equivalents and restricted cash (9 ) 6 Net increase (decrease) in cash, cash equivalents and restricted cash $ 7,053 $ (2,192 ) Cash used in operating activities Net cash used in operating activities for the year ended December 31, 2024 was $17.0 million consisting primarily of a net loss of $27.5 million, a change in operating assets and liabilities of $9.2 million, partially offset by non-cash stock-based compensation of $24.6 million, and depreciation and amortization of $3.6 million.
While our significant accounting policies are described in more detail in the “Summary of Accounting Polices” in Note 2 in the Notes to Consolidated Financial Statements included in Part II - Item 8 in this report, we believe that the following accounting policies are those most critical to the judgments and estimates used in the preparation of our consolidated financial statements.
Our significant accounting policies are described in more detail in the “Summary of Accounting Polices” in Note 2 in the Notes to Consolidated Financial Statements included in Part II – Item 8 in this report.
The increase was due to incremental sales of 29,589 LALs primarily due to an increased LDD installed base of 266 and incremental sales of 71 LDDs from strong adoption of our RxSight technology by practices and doctors.
The increase was due to incremental sales of 43,182 LALs primarily due to continued penetration in existing customers, an increased LDD installed base of 305 and incremental sales of 39 LDDs from strong adoption of our RxSight technology by practices and doctors.
This change was primarily due to increased interest income of $5.1 million from higher interest rates earned on higher short-term investment balances and decreased interest expense of $1.6 million on the Oxford term loan, which were offset by an increase of $1.8 million loss from extinguishment of term loan due to the repayment of the Oxford debt.
This change was primarily due to increased interest income of $2.9 million primarily from higher short-term investment balances and decreased interest expense of $3.3 million on the Oxford term loan and a decrease of $1.8 million loss from extinguishment of term loan due to the repayment of the Oxford debt.
We may not yet be able to accurately assess seasonality and other trends, and we will continue to evaluate our business in the future using these and other financial metrics as we observe trends in our business.
We may not yet be able to accurately assess seasonality and other trends, and we will continue to evaluate our business in the future using these and other financial metrics as we observe trends in our business. Our quarterly and annual financial results may fluctuate as a result of a variety of factors many of which are outside our control.
Operating expenses Selling, general and administrative expenses Selling, general and administrative (“SG&A”), expenses consist primarily of personnel-related expenses, including wages, incentive bonuses, stock-based compensation and benefits related to administrative, selling and marketing functions, education programs for doctors, commercial operations and analytics, finance, information technology and human resource functions.
As our manufacturing volume of the LAL increases and the percentage of revenue from the LAL increases as a percentage of sales, we expect gross margin may continue to improve. 87 Operating expenses Selling, general and administrative expenses Selling, general and administrative (“SG&A”), expenses consist primarily of personnel-related expenses, including wages, incentive bonuses, stock-based compensation and benefits related to administrative, selling and marketing functions, education programs for doctors, commercial operations and analytics, finance, information technology and human resource functions.
Loss on extinguishment of term loan Loss on extinguishment of term loan consist of the loss from extinguishment of term loan due to repayment of the Oxford debt. Comprehensive Loss All components of comprehensive loss, including net loss, are reported in the consolidated financial statements in the period in which they are recognized.
Comprehensive loss All components of comprehensive loss, including net loss, are reported in the consolidated financial statements in the period in which they are recognized.
If we raise additional funds by issuing equity securities, our stockholders may experience dilution. See Part I, Item 1A (Risk Factors) of this report for additional risks associated with our substantial capital requirements.
See Part I, Item 1A (Risk Factors) of this report for additional risks associated with our substantial capital requirements.
We believe the number of LALs sold (reported as implanted in a patient) in each quarter is an important metric indicative of adoption and utilization of our RxSight system. 2023 2022 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 LALs Sold 10,523 12,622 13,657 18,071 4,166 5,400 6,595 9,123 During 2023, we had increased LDD sales of 71 and increased LAL sales of 29,589 when compared to 2022 from strong adoption of our RxSight technology by practices and doctors combined with an increased LDD installed base.
We also believe the number of LALs sold (reported as implanted in a patient) in each quarter is an important metric indicative of adoption and utilization of our RxSight system. 2024 2023 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 LDDs Sold 66 78 78 83 56 67 66 77 Installed Base at End of Period 732 810 888 971 456 523 589 666 2024 2023 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 LALs Sold 20,218 24,214 24,554 29,069 10,523 12,622 13,657 18,071 86 During 2024, we had increased LDD sales of 39 and increased LAL sales of 43,182 when compared to 2023 from strong adoption of our RxSight technology by practices and doctors combined with an increased LDD installed base.
Selling, general and administrative expenses Selling, general and administrative expenses increased by $16.1 million, or 27.5%, to $74.8 million for the year ended December 31, 2023, from $58.7 million for the year ended December 31, 2022.
Selling, general and administrative expenses Selling, general and administrative expenses increased by $26.6 million, or 35.6%, to $101.4 million for the year ended December 31, 2024, from $74.8 million for the year ended December 31, 2023.
Our gross margin could fluctuate from quarter to quarter as we introduce new products, and as we adopt new manufacturing processes and technologies. Our LDD, as is typical of many medical device capital equipment products, has a low gross margin, as the material cost of the LDD is significant, representing greater than 50% of the total cost to manufacture.
Our LDD, as is typical of many medical device capital equipment products, has a lower gross margin than the IOL, as the material cost of the LDD is significant, representing approximately 50% of the total cost to manufacture.
For the year ended December 31, 2023 and 2022, revenue from contracts with customers consisted of the following (in thousands): Year Ended December 31, 2023 2022 LDD (including training) $ 32,091 $ 22,515 LAL 54,092 24,965 Service warranty, service contracts, and accessories 2,894 1,525 $ 89,077 $ 49,005 For the year ended December 31, 2023 and 2022 we had no customers who individually accounted for more than 10% of revenue.
For the years ended December 31, 2024 and 2023, revenue from contracts with customers consisted of the following (in thousands): Year Ended December 31, 2024 2023 LDD (including training) $ 39,704 $ 32,091 LAL 96,497 54,092 Service warranty, service contracts, and accessories 3,726 2,894 $ 139,927 $ 89,077 For the year ended December 31, 2024 and 2023 we did not have any one customer who individually accounted for more than 10% of revenue.
Our RxSight system is approved in Mexico and Canada for improving uncorrected visual acuity by adjusting the LAL power to correct residual postoperative refractive error. We may selectively pursue commercial expansion in these or other geographies that accept these approvals in the future, with a priority on markets where we see significant potential future opportunities.
Our RxSight system has regulatory approval in the U.S., Europe, Canada, Mexico and Korea. We may selectively pursue commercial expansion in these or other geographies that accept these approvals in the future, with a priority on markets where we see significant potential opportunities.
Liquidity and capital resources Sources of liquidity We have incurred significant operating losses and negative cash flows from operations since our inception, and we anticipate that we will incur significant losses in the future. As of December 31, 2023, we had cash and cash equivalents of $9.7 million, short-term investments of $117.5 million, and accumulated deficit of $594.6 million.
Liquidity and capital resources Sources of liquidity We have incurred significant operating losses and negative cash flows from operations since our inception, and we anticipate that we will continue to incur losses in the near future.
Net cash provided by investing activities for the year ended December 31, 2022 was $40.0 million, consisting of net maturity of short-term investments of $42.3 million which was partially offset by purchases of property and equipment of $2.4 million.
Cash used in investing activities Net cash used in investing activities for the year ended December 31, 2024 was $99.3 million, consisting of net purchases of short-term investments of $93.9 million and purchases of property and equipment of $5.4 million.
We do not have long-term supply agreements with, or guaranteed commitments from our suppliers, including single and sole source suppliers. We utilize purchase orders or blanket orders covering the medium term of 18–24 months for the majority of our supplier base.
We utilize purchase orders or blanket orders covering the medium term of 18–24 months for the majority of our supplier base.
For the years ended December 31, 2023 and 2022, our net losses from operations were $50.1 and $63.3 million, respectively. We generated sales of $89.1 million and had a net loss of $48.6 million for the year ended December 31, 2023, compared to sales of $49.0 million and net loss of $66.8 million for the year ended December 31, 2022.
We generated sales of $139.9 million and had a net loss of $27.5 million for the year ended December 31, 2024, compared to sales of $89.1 million and net loss of $48.6 million for the year ended December 31, 2023.
At the time of filing the shelf registration statement, we also filed a prospectus supplement to sell up to an aggregate value of $50.0 million dollars of our common stock through an ATM offering, through BofA Securities, Inc. as sales agent (the “ATM Facility”).
The shelf registration statement is intended to provide us with the flexibility to access additional capital. At the time of filing the shelf registration statement, we also filed a prospectus supplement to sell up to an aggregate value of $115.0 million dollars of common stock through a public offering (“Public Offering”).
Cash provided by financing activities Net cash provided by financing activities for the year ended December 31, 2023 was $61.5 million, consisting primarily of proceeds from issuances of common stock from our public offering of $54.1 million, proceeds from issuance of common stock for at-the-market offerings of $42.4 million and proceeds from issuance of common stock of $9.5 million partially offset by a net paydown of the June 2023 LSA of $40.0 million.
Net cash provided by financing activities for the year ended December 31, 2023 was $61.5 million, consisting primarily of proceeds from issuances of common stock from our public offering of $54.1 million, proceeds from issuance of common stock for at-the-market offerings of $42.4 million and proceeds from issuance of common stock of $9.5 million pursuant to equity compensation programs, partially offset by a net paydown of the June 2023 LSA Oxford term debt of $40.0 million. 92 Critical accounting policies, significant judgments and use of estimates Our management’s discussion and analysis of our financial condition and results of operations are based on our consolidated financial statements, which have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”).
Shelf Registration Statement On August 8, 2022, we filed a $200.0 million shelf registration statement which became effective on August 12, 2022. The shelf registration is effective for three years and permits us to sell, from time to time, up to $200.0 million in aggregate value of our common stock, preferred stock, debt securities, warrants, and/or units.
Recent Developments Shelf Registration Statement On May 8, 2024, we filed an automatic shelf registration statement on Form S-3 (“shelf registration statement”). The shelf registration statement is effective for three years and permits us to sell, from time to time, common stock, preferred stock, debt securities, warrants, and/or units.
In addition, we do not mark up our LDD substantially, as LDDs, as sold, generate LAL procedures. Our LAL gross margin is higher, with low material cost but high fixed overhead costs. As our manufacturing volume of the LAL increases, we expect the gross margin may improve significantly.
In addition, the list price for and average selling price of our LDD are priced reasonably because LDDs, once sold, generate LAL procedures. Our LAL gross margin is higher, with low material cost but high fixed overhead costs.
This increase was primarily attributable to $2.9 million in increased personnel costs which includes stock-based compensation and $0.4 million in increased clinical study costs. Other income (expense), net Other income (expense), net decreased by $4.9 million to income of $1.5 million for the year ended December 31, 2023 from expense of $3.4 million for the year ended December 31, 2022.
This increase was primarily attributable to $2.9 million in increased facility costs due to increased research and development infrastructure, $2.2 million in increased personnel costs which includes stock-based compensation and $0.4 million in increased clinical study costs.
Net cash provided by financing activities for the year ended December 31, 2022 was $6.3 million, consisting primarily of net proceeds from our at-the-market offering of $6.0 million and proceeds from stock options exercised and issuance of common stock under the employee stock purchase plan of $1.8 million which were partially offset by payments of employee taxes of $0.6 million and payments for offering costs of $0.6 million in connection with the filing of our shelf registration statement.
Cash provided by financing activities Net cash provided by financing activities for the year ended December 31, 2024 was $123.3 million, consisting primarily of proceeds from issuances of common stock from our public offering of $108.1. million, and proceeds from issuance of common stock pursuant to equity compensation programs of $20.8 million, partially offset by tax payments for employee stock compensation of $4.8 million.
We recognize LDD revenue primarily at the point in time at installation and customer acceptance of the LDD is satisfied. LALs are held at customer sites on consignment. Revenue is recognized for LALs upon customer notification that the LALs have been implanted in a patient. The timing of revenue recognition for LDD transactions and LAL transactions requires management judgment.
Revenue is recognized for LALs upon customer notification that the LALs have been implanted in a patient or when title transfers to the distributor in a limited number. The timing of revenue recognition for LDD transactions and LAL transactions requires management judgment. Revenue recognition is reasonably likely to have a material impact on our financial condition and results of operations.
General and administrative expenses increased by $3.7 million primarily due to an additional $2.5 million from increased personnel costs and increased stock-based compensation as well as $1.7 million of increased legal, audit and audit related costs related to operating as a public company. 89 Research and development expenses Research and development expenses increased by $3.1 million to $29.1 million for the year ended December 31, 2023 from $26.0 million for the year ended December 31, 2022, an increase of 11.4%.
Research and development expenses Research and development expenses increased by $5.3 million to $34.4 million for the year ended December 31, 2024 from $29.1 million for the year ended December 31, 2023, an increase of 18.3%.
Revenue recognition is reasonably likely to have a material impact on our financial condition and results of operations. Indemnification agreements We enter into standard indemnification arrangements in the ordinary course of business.
Indemnification agreements We enter into standard indemnification arrangements in the ordinary course of business.
The underwriters' option was exercised in full on February 10, 2023 and closed on February 14, 2023. We received net proceeds of approximately $53.6 million from the public offering, after deducting underwriters' discounts and commissions of $3.5 million and offering expenses of $0.5 million.
The underwriters' option was exercised in full on May 10, 2024 and the Public Offering (inclusive of the underwriters' option shares) closed on May 13, 2024.