Biggest changeDecember 31, Operating statistics 2024 2023 2022 CNS Lung Total CNS Lung Total CNS Lung Total Active patients at period end (1) United States 2,161 31 2,192 2,145 17 2,162 2,158 6 2,164 International markets: Germany 564 11 575 520 520 5 525 466 1 467 France 426 — 426 262 — 262 — — — Japan 420 — 420 375 — 375 369 — 369 Other international 506 7 513 431 — 431 430 — 430 International markets - Total 1,916 18 1,934 1,588 5 1,593 1,265 1 1,266 4,077 49 4,126 3,733 22 3,755 3,423 7 3,430 Year ended December 31, 2024 2023 2022 CNS Lung Total CNS Lung Total CNS Lung Total Prescriptions received in period (2) United States 3,757 80 3,837 3,863 49 3,912 3,758 32 3,790 International markets: Germany 789 57 846 763 29 792 829 1 830 France 727 — 727 450 — 450 — — — Japan 407 — 407 354 — 354 381 — 381 Other international 640 15 655 575 — 575 528 — 528 International markets - Total 2,563 72 2,635 2,142 29 2,171 1,738 1 1,739 6,320 152 6,472 6,005 78 6,083 5,496 33 5,529 (1) Lung includes both active patients in NSCLC and MPM.
Biggest changeDecember 31, Operating statistics 2025 2024 2023 Optune Gio Optune Lua Total Optune Gio Optune Lua Total Optune Gio Optune Lua Total Active patients at period end (1) United States 2,251 110 2,361 2,161 31 2,192 2,145 17 2,162 International markets: Germany 623 43 666 564 11 575 520 5 525 France 509 — 509 426 — 426 262 — 262 Japan 542 — 542 420 — 420 375 — 375 Other international 539 3 542 506 7 513 431 — 431 International markets - Total 2,213 46 2,259 1,916 18 1,934 1,588 5 1,593 4,464 156 4,620 4,077 49 4,126 3,733 22 3,755 Year ended December 31, 2025 2024 2023 Optune Gio Optune Lua Total Optune Gio Optune Lua Total Optune Gio Optune Lua Total Prescriptions received in period (2) United States 3,775 408 4,183 3,757 80 3,837 3,863 49 3,912 International markets: Germany 802 127 929 789 57 846 763 29 792 France 774 1 775 727 — 727 450 — 450 Japan 488 — 488 407 — 407 354 — 354 Other international 651 9 660 640 15 655 575 — 575 International markets - Total 2,715 137 2,852 2,563 72 2,635 2,142 29 2,171 6,490 545 7,035 6,320 152 6,472 6,005 78 6,083 (1) Optune Lua includes both active patients in NSCLC and MPM.
("Borrower"), our wholly-owned subsidiary, entered into a new five-year senior secured credit facility of up to $400.0 million (the "Facility") with BPCR Limited Partnership and BioPharma Credit Investments V (Master) LP (collectively, the "Lenders"), BioPharma Credit PLC, as collateral 59 agent for the Lenders, and the guarantors party to such agreement (the "Loan Agreement").
("Borrower"), our wholly-owned subsidiary, entered into a new five-year senior secured credit facility of up to $400.0 million (the "Facility") with BPCR Limited Partnership and BioPharma Credit Investments V (Master) LP (collectively, the "Lenders"), BioPharma Credit PLC, as collateral agent for the Lenders, and the guarantors party to such agreement (the "Loan Agreement").
We intend to take actions that prioritize growth and maintain financial health as we position our company for future profitability. 57 Liquidity and capital resources We have incurred significant losses and cumulative negative cash flows from operations with only limited and intermittent operating profits since our founding in 2000.
We intend to take actions that prioritize growth and maintain financial health as we position our company for future profitability. Liquidity and capital resources We have incurred significant losses and cumulative negative cash flows from operations with only limited and intermittent operating profits since our founding in 2000.
We calculate Adjusted EBITDA as operating income before financial expenses and income taxes, net of depreciation, amortization and share-based compensation. The following table reconciles net loss (which is the most directly comparable U.S. GAAP operating performance measure) to Adjusted EBITDA.
We calculate Adjusted EBITDA as operating income before financial expenses and income taxes, net of depreciation, amortization and share-based compensation. The following table reconciles net loss (which is the 57 most directly comparable U.S. GAAP operating performance measure) to Adjusted EBITDA.
Not later than March 31, 2026, the Borrower has the option to draw an additional $100.0 million of the Facility (the "Tranche D Loan") if (i) we receive an approval or clearance from the U.S.
Not later than March 31, 2026, the Borrower has the option to draw an additional $100.0 million of the Facility (the 59 "Tranche D Loan") if (i) we receive an approval or clearance from the U.S.
Not later than December 31, 2025, the Borrower has the option to draw an additional $100.0 million of the Facility (the "Tranche C Loan") if (i) (A) we have received positive results from our PANOVA-3 Phase 3 clinical trial (which we received) or (B) our trailing net revenues for the most recently completed four quarters as reported in our financial statements filed with the U.S.
Not later than December 31, 2025, the Borrower had the option to draw an additional $100.0 million of the Facility (the "Tranche C Loan") if (i) (A) we received positive results from our PANOVA-3 Phase 3 clinical trial (which we received) or (B) our trailing net revenues for the most recently completed four quarters as reported in our financial statements filed with the U.S.
We believe our cash, cash equivalents and short-term investments as of December 31, 2024 are sufficient for our operations for at least the next 12 months based on our existing business plan and our ability to control the timing of significant expense commitments.
We believe our cash, cash equivalents and short-term investments as of December 31, 2025 are sufficient for our operations for at least the next 12 months based on our existing business plan and our ability to control the timing of significant expense commitments.
We have historically held substantially all of our cash balances in U.S. dollar denominated accounts to minimize the risk of translational currency exposure. Critical accounting policies and estimates In accordance with U.S.
Our reporting currency is the U.S. dollar. We have historically held substantially all of our cash balances in U.S. dollar denominated accounts to minimize the risk of translational currency exposure. Critical accounting policies and estimates In accordance with U.S.
For additional information, see Note 14 to the Consolidated Financial Statements. Results of operations The following discussion provides an analysis of our results of operations and reasons for material changes therein for 2024 as compared to 2023.
For additional information, see Note 14 to the Consolidated Financial Statements. Results of operations The following discussion provides an analysis of our results of operations and reasons for material changes therein for 2025 as compared to 2024.
Under the Loan Agreement, the Borrower is required to draw $100.0 million on the Facility on or before September 30, 2025 (the "Tranche B Loan"), subject to customary conditions precedent as set forth in the Loan Agreement.
Under the Loan Agreement, the Borrower was required to draw $100.0 million on the Facility on or before September 30, 2025 (the "Tranche B Loan"), subject to customary conditions precedent as set forth in the Loan Agreement.
Securities and Exchange Commission ("Trailing Four Quarters of Net Revenue") are greater than $575.0 million and (ii) the Notes are extinguished in full and are no longer outstanding.
Securities and Exchange Commission ("Trailing Four Quarters of Net Revenue") were greater than $575.0 million and (ii) the Notes were extinguished in full and no longer outstanding.
The following tables include certain commercial operating statistics for and as of the end of the periods presented. 54 The following table includes certain commercial operating statistics for and as of the end of the periods presented.
The following tables include certain commercial operating statistics for and as of the end of the periods presented. 53 The following table includes certain commercial operating statistics for and as of the end of the periods presented.
So long as our ordinary shares are publicly traded in a liquid market, we will rely on the daily trading price of our ordinary shares when we estimate the fair value of options granted. We incurred share-based compensation expense of $160.0 million, $115.6 million and $107.0 million during the years ended December 31, 2024, 2023 and 2022, respectively.
So long as our ordinary shares are publicly traded in a liquid market, we will rely on the daily trading price of our ordinary shares when we estimate the fair value of options granted. 51 We incurred share-based compensation expense of $104.8 million, $160.0 million and $115.6 million during the years ended December 31, 2025, 2024 and 2023, respectively.
We will continue to prioritize launch readiness, including field-based commercial and field-based medical team hiring, for the anticipated approval of TTFields therapy for the treatment of metastatic non-small cell lung cancer outside the United States and for future new indications around the world. General and administrative General and administrative expenses consist primarily of personnel, professional fees and facilities costs.
We will continue to prioritize launch readiness, including field-based commercial and field-based medical team hiring, for the anticipated approval of TTFields therapy for the treatment of pancreatic cancer outside the United States and for future new indications around the world. General and administrative General and administrative expenses consist primarily of personnel, professional fees and facilities costs.
Optune Lua is approved by the FDA under the PMA pathway for the treatment of adult patients with metastatic non-small cell lung cancer ("NSCLC") concurrent with PD-1/PD-L1 inhibitors or docetaxel following progression on or after a platinum-based regimen.
Optune Lua is approved by the FDA under the PMA pathway for the treatment of adult patients with metastatic NSCLC concurrent with PD-1/PD-L1 inhibitors or docetaxel following progression on or after a platinum-based regimen.
Product's cost sold to Zai totaled $9.7 million for the year ended December 31, 2024 compared to $12.0 million for the year ended December 31, 2023. Gross margin was 77% for the year ended December 31, 2024 and 75% for the year ended December 31, 2023.
Product's cost sold to Zai totaled $12.8 million for the year ended December 31, 2025 compared to $9.7 million for the year ended December 31, 2024. Gross margin was 75% for the year ended December 31, 2025 and 77% for the year ended December 31, 2024.
We are committed to investing strategically to maximize the growth potential of the TTFields therapy platform. As such, we are prioritizing clinical programs which have the greatest value potential in solid tumors where TTFields therapy has established efficacy, including glioblastoma, non-small cell lung cancer and pancreatic cancer.
We are committed to investing strategically to maximize the growth potential of the TTFields therapy platform. As such, we are prioritizing clinical programs which have the greatest value potential in solid tumors where TTFields therapy has established efficacy and an unmet clinical need for biophysical treatment exists, including glioblastoma, pancreatic cancer and non-small cell lung cancer.
The table below summarizes the assumptions that were used to estimate the fair value of the options granted to employees during the periods presented: Year ended December 31, 2024 2023 2022 Expected term (years) 5.50-5.73 5.50-6.00 5.33-5.83 Expected volatility 71%-73% 63%-70% 60%-62% Risk-free interest rate 3.88%-4.43% 3.48%-4.79% 1.58%-4.23% Dividend yield 0.00% 0.00% 0.00% If any of the assumptions used in the Black-Scholes option pricing model change significantly, share-based compensation for future awards may differ materially from the awards granted previously.
The table below summarizes the assumptions that were used to estimate the fair value of the options granted to employees during the periods presented: Year ended December 31, 2025 2024 2023 Expected term (years) 5.50-5.79 5.50-5.73 5.50-6.00 Expected volatility 75%-77% 71%-73% 63%-70% Risk-free interest rate 4.01%-4.02% 3.88%-4.43% 3.48%-4.79% Dividend yield 0.00 % 0.00 % 0.00 % If any of the assumptions used in the Black-Scholes option pricing model change significantly, share-based compensation for future awards may differ materially from the awards granted previously.
We have several ongoing clinical trials which further explore the use of TTFields therapy in these solid tumor cancers, including the Phase 3 TRIDENT and KEYNOTE D58 trials in GBM, Phase 3 LUNAR-2 and Phase 2 LUNAR-4 trials in NSCLC, and Phase 2 PANOVA-4 trial in pancreatic cancer.
We have several ongoing and recently concluded clinical trials which further explore the use of TTFields therapy, including the Phase 3 TRIDENT and KEYNOTE D58 trials in GBM, Phase 3 LUNAR-2 trial in NSCLC, and Phase 2 PANOVA-4 trial in pancreatic cancer.
Upcoming use of cash in operations will include payments in the normal course of business of $47.1 million in purchase obligations with certain of our suppliers, primarily for the purchase of Product components along with other commitments to purchase goods or services. These amounts include approximately $33.1 million of commitments with three major suppliers.
Upcoming use of cash in operations will include payments in the normal course of business of $49.1 million in purchase obligations with certain of our suppliers, primarily for the purchase of Product components along with other commitments to purchase goods or services. These amounts include approximately $41.9 million of commitments with four major suppliers.
General and administrative personnel costs include our executive, finance, human resources, information technology and legal functions. These costs also include our contributions to support industry and patient groups. Our professional fees consist primarily of accounting, information technology, legal and other consulting costs. We expect that general and administrative expenses will increase to support our growth.
General and administrative personnel costs include our executive, finance, human resources, information technology and legal functions. These costs also include our contributions to support industry and patient groups. Our professional fees consist primarily of accounting, information technology, legal and other consulting costs.
Food and Drug Administration ("FDA") under the Premarket Approval ("PMA") pathway for the treatment of adult patients with newly diagnosed glioblastoma ("GBM") together with temozolomide, a chemotherapy drug, and for adult patients with GBM following confirmed recurrence after chemotherapy as monotherapy treatment.
Optune Gio is approved by the U.S. Food and Drug Administration ("FDA") under the Premarket Approval ("PMA") pathway for the treatment of adult patients with newly diagnosed glioblastoma ("GBM") together with temozolomide, a chemotherapy drug, and for adult patients with GBM following confirmed recurrence after chemotherapy as monotherapy treatment.
Research, development and clinical studies costs, including direct and allocated expenses, are expensed as incurred and consist primarily of the following: • personnel costs for those employees involved in our preclinical and basic research, clinical development programs, clinical affairs, product development and regulatory activities; • costs to conduct research, product development and clinical study activity through agreements with contract research organizations and other third parties; • manufacturing expenses associated with our Products, including durable components and disposable arrays, utilized in clinical studies and other research; • costs associated with publications, presentations and investigator-sponsored trials; • professional fees related to regulatory approvals and conformity assessment procedures; and • facilities, depreciation and other allocated expenses, which include direct and allocated expenses for rent and maintenance of facilities, depreciation of leasehold improvements and equipment and laboratory and other supplies. 50 The following table summarizes our research, development and clinical study expenses by program for the years ended December 31, 2024, 2023 and 2022: Year ended December 31, U.S. dollars in thousands 2024 2023 2022 Preclinical and basic research $ 18,827 $ 18,936 $ 16,922 Clinical development programs: LUNAR 1,842 6,846 6,905 LUNAR - 2 14,645 2,999 — INNOVATE - 3 184 7,810 9,494 METIS 5,399 5,758 8,480 PANOVA - 3 9,535 18,243 22,185 KEYNOTE D58 5,651 241 — TRIDENT 18,369 20,348 12,162 Other clinical studies 13,375 6,960 5,524 Clinical administration 19,858 25,363 22,690 Product development 18,519 18,219 15,323 Clinical affairs 7,023 15,935 19,891 Other research and development costs (1) 43,702 43,577 35,719 Share based compensation 32,716 31,827 30,790 Research, development and clinical studies $ 209,645 $ 223,062 $ 206,085 (1) Other research, development and clinical study costs include regulatory affairs, quality assurance, intellectual property, product safety, allocated facilities and other overhead costs.
Research, development and clinical studies costs, including direct and allocated expenses, are expensed as incurred and consist primarily of the following: • personnel costs for those employees involved in our preclinical and basic research, clinical development programs, clinical affairs, product development and regulatory activities; • costs to conduct research, product development and clinical study activity through agreements with contract research organizations and other third parties; • manufacturing expenses associated with our Products, including durable components and disposable arrays, utilized in clinical studies and other research; • costs associated with publications, presentations and investigator-sponsored trials; • professional fees related to regulatory approvals and conformity assessment procedures; and • facilities, depreciation and other allocated expenses, which include direct and allocated expenses for rent and maintenance of facilities, depreciation of leasehold improvements and equipment and laboratory and other supplies. 49 The following table summarizes our research, development and clinical study expenses by program for the years ended December 31, 2025, 2024 and 2023: Year ended December 31, U.S. dollars in thousands 2025 2024 2023 Preclinical and basic research $ 19,990 $ 18,827 $ 18,936 Clinical development programs: LUNAR 480 1,842 6,846 LUNAR - 2 23,117 14,645 2,999 INNOVATE - 3 8 184 7,810 METIS 1,565 5,399 5,758 PANOVA - 3 4,518 9,535 18,243 KEYNOTE D58 16,807 5,651 241 TRIDENT 13,021 18,369 20,348 Other clinical studies 12,056 13,375 6,960 Clinical administration 20,271 19,858 25,363 Product development 25,621 18,519 18,219 Clinical affairs 6,336 7,023 15,935 Other research and development costs (1) 55,216 43,702 43,577 Share based compensation 25,538 32,716 31,827 Research, development and clinical studies $ 224,544 $ 209,645 $ 223,062 (1) Other research, development and clinical study costs include regulatory affairs, quality assurance, intellectual property, product safety, allocated facilities and other overhead costs.
The following summary of our cash flows for the periods indicated has been derived from our consolidated financial statements, which are included elsewhere in this Annual Report: Year ended December 31, U.S. dollars in thousands 2024 2023 2022 Net cash provided by (used in) operating activities $ (26,369) $ (73,336) $ 30,788 Net cash provided by (used in) investing activities (140,242) 184,148 (139,957) Net cash provided by (used in) financing activities 90,315 15,787 15,491 Effect of exchange rate changes on cash and cash equivalents (174) 131 (97) Net increase (decrease) in cash, cash equivalents and restricted cash $ (76,470) $ 126,730 $ (93,775) Operating activities Net cash used in operating activities primarily represents our net loss for the periods presented.
The following summary of our cash flows for the periods indicated has been derived from our consolidated financial statements, which are included elsewhere in this Annual Report: Year ended December 31, U.S. dollars in thousands 2025 2024 2023 Net cash provided by (used in) operating activities $ (49,031) $ (26,369) $ (73,336) Net cash provided by (used in) investing activities 437,276 (140,242) 184,148 Net cash provided by (used in) financing activities (451,343) 90,315 15,787 Effect of exchange rate changes on cash and cash equivalents 394 (174) 131 Increase (decrease) in cash, cash equivalents and restricted cash $ (62,704) $ (76,470) $ 126,730 Operating activities Net cash used in operating activities primarily represents our net loss for the periods presented.
Net cash used in investing activities was $140.2 million for the year ended December 31, 2024 compared to net cash provided by investing activities of $184.1 million for the year ended December 31, 2023.
Net cash provided by investing activities was $437.3 million for the year ended December 31, 2025 compared to net cash used in investing activities of $140.2 million for the year ended December 31, 2024.
("Zai") a license to commercialize our Products in China, Hong Kong, Macau and Taiwan ("Greater China") under a License and Collaboration Agreement (the "Zai Agreement"). The Zai Agreement also establishes a development partnership intended to accelerate the development of TTFields therapy in multiple solid tumor cancer indications. For additional information, see Note 12 to the Consolidated Financial Statements.
("Zai") a license to commercialize our Products in China, Hong Kong, Macau and Taiwan ("Greater China") under a License and Collaboration Agreement (the "Zai Agreement"). The Zai Agreement also establishes a development partnership intended to accelerate the development of TTFields therapy in multiple solid tumor cancer indications.
The fair value of share options is estimated at the date of grant using the Black-Scholes option pricing model and for market condition awards we also use the Monte-Carlo simulation model. Both models requires management to apply judgment and make estimates, which include the following. The computation of expected volatility is based on the historical volatility of our shares.
The fair value of share options is estimated at the date of grant using the Black-Scholes option pricing model and for market condition awards we also use the Monte-Carlo simulation model. Both models requires management to apply judgment and make estimates, which include models of volatility, term, dividends and interest rates.
We make estimates of the useful life of our field equipment, based on similar assets purchased in the past and our historical experience with such similar assets, in order to determine the depreciation expense to be recorded for each reporting period.
Depreciation is calculated using the straight-line method over the estimated useful life of the relevant asset. We make estimates of the useful life of our field equipment, based on similar assets purchased in the past and our historical experience with such similar assets, in order to determine the depreciation expense to be recorded for each reporting period.
As of December 31, 2024, we had an accumulated deficit of $1,154.1 million. To date, we primarily have financed our operations through the issuance and sale of equity and the proceeds from long-term loans. At December 31, 2024, we had $163.8 million in cash and cash equivalents and $796.1 million in short-term investments.
As of December 31, 2025, we had an accumulated deficit of $1,290.4 million. To date, we primarily have financed our operations through the issuance and sale of equity and the proceeds from long-term loans. At December 31, 2025, we had $93.5 million in cash and cash equivalents and $354.1 million in short-term investments.
For information about our ESPP, see Note 15 to the Consolidated Financial Statements. We recognize share-based compensation costs only for those shares expected to vest over the requisite vesting period of the award, which is generally the option vesting term of four years, using the accelerated method.
We recognize share-based compensation costs only for those shares expected to vest over the requisite vesting period of the award, which is generally the option vesting term of four years, using the accelerated method.
Our net revenues were $605.2 million for the year ended December 31, 2024, $509.3 million for the year ended December 31, 2023 and $537.8 million for the year ended December 31, 2022.
Our net revenues were $655.4 million for the year ended December 31, 2025, $605.2 million for the year ended December 31, 2024 and $509.3 million for the year ended December 31, 2023.
The expected term of options granted is calculated using our historical and future exercise behavior. Historically, we have not paid dividends and have no foreseeable plans to pay dividends. Therefore, we use an expected dividend yield of zero in the option pricing model. The risk-free interest rate is based on the yield of U.S. treasury bonds with equivalent terms.
The computation of expected volatility is based on the historical volatility of our shares. The expected term of options granted is calculated using our historical and future exercise behavior. Historically, we have not paid dividends and have no foreseeable plans to pay dividends. Therefore, we use an expected dividend yield of zero in the option pricing model.
Worldwide, there were 29, 22 and 7 active MPM patients on therapy as of December 31, 2024, 2023 and 2022 and 20 active NSCLC patients on therapy as of December 31, 2024. (2) Lung includes both prescriptions for NSCLC and MPM.
Worldwide, there were 34, 29, and 22 active MPM patients on therapy as of December 31, 2025, 2024 and 2023, 122 and 20 active NSCLC patients on therapy as of December 31, 2025 and 2024. 54 (2) Optune Lua includes both prescriptions for NSCLC and MPM.
Our net loss was $168.6 million for the year ended December 31, 2024, net 61 loss was $207.0 million for the year ended December 31, 2023 and net loss was $92.5 million for the year ended December 31, 2022. As of December 31, 2024, we had an accumulated deficit of $1,154.1 million.
Our net loss was $136.2 million for the year ended December 31, 2025, net loss was $168.6 million for the year ended December 31, 2024 and net loss was $207.0 million for the year ended December 31, 2023. As of December 31, 2025, we had an accumulated deficit of $1,290.4 million.
See "Results of Operations" in Part II, Item 7, Management's Discussion and Analysis of Financial Condition and Results of Operations in the Company's 2023 Annual Report on Form 10-K, filed with the SEC on February 22, 2024, for an analysis of the 2023 results as compared to 2022. 53 The following table sets forth our consolidated statements of operations data: Year ended December 31, U.S. dollars in thousands, except share and per share data 2024 2023 2022 Net revenues $ 605,220 $ 509,338 $ 537,840 Cost of revenues 137,181 128,280 114,867 Gross profit 468,039 381,058 422,973 Operating costs and expenses: Research, development and clinical studies 209,645 223,062 206,085 Sales and marketing 239,063 226,809 173,658 General and administrative 189,827 164,057 132,753 Total operating costs and expenses 638,535 613,928 512,496 Operating income (loss) (170,496) (232,870) (89,523) Financial (expenses) income, net 39,334 41,130 7,677 Income (loss) before income tax (131,162) (191,740) (81,846) Income tax 37,465 15,303 10,688 Net income (loss) $ (168,627) $ (207,043) $ (92,534) Basic and diluted net income (loss) per ordinary share $ (1.56) $ (1.95) $ (0.88) Weighted average number of ordinary shares used in computing basic and diluted net income (loss) per share 107,834,368 106,391,178 104,660,476 The following table details the share-based compensation expense included in costs and expenses: Year ended December 31, U.S. dollars in thousands 2024 2023 2022 Cost of revenues $ 6,873 $ 6,587 $ 4,690 Research, development and clinical studies 32,716 31,827 30,790 Sales and marketing 43,097 35,968 28,826 General and administrative 77,349 41,226 42,649 Total share-based compensation expense $ 160,035 $ 115,608 $ 106,955 Key performance indicators We believe certain commercial operating statistics are useful to investors in evaluating our commercial business as they help investors evaluate and compare the adoption of our Products from period to period.
See "Results of Operations" in Part II, Item 7, Management's Discussion and Analysis of Financial Condition and Results of Operations in the Company's 2024 Annual Report on Form 10-K, filed with the SEC on February 27, 2025, for an analysis of the 2024 results as compared to 2023. 52 The following table sets forth our consolidated statements of operations data: Year ended December 31, U.S. dollars in thousands, except share and per share data 2025 2024 2023 Net revenues $ 655,353 $ 605,220 $ 509,338 Cost of revenues 166,879 137,181 128,280 Gross profit 488,474 468,039 381,058 Operating costs and expenses: Research, development and clinical studies 224,544 209,645 223,062 Sales and marketing 240,064 239,063 226,809 General and administrative 177,666 189,827 164,057 Total operating costs and expenses 642,274 638,535 613,928 Operating income (loss) (153,800) (170,496) (232,870) Financial (expenses) income, net 17,550 39,334 41,130 Income (loss) before income tax (136,250) (131,162) (191,740) Income tax (23) 37,465 15,303 Net income (loss) $ (136,227) $ (168,627) $ (207,043) Basic and diluted net income (loss) per ordinary share $ (1.22) $ (1.56) $ (1.95) Weighted average number of ordinary shares used in computing basic and diluted net income (loss) per share 111,471,991 107,834,368 106,391,178 The following table details the share-based compensation expense included in costs and expenses: Year ended December 31, U.S. dollars in thousands 2025 2024 2023 Cost of revenues $ 3,627 $ 6,873 $ 6,587 Research, development and clinical studies 25,538 32,716 31,827 Sales and marketing 27,121 43,097 35,968 General and administrative 48,546 77,349 41,226 Total share-based compensation expense $ 104,832 $ 160,035 $ 115,608 Key performance indicators We believe certain commercial operating statistics are useful to investors in evaluating our commercial business as they help investors evaluate and compare the adoption of our Products from period to period.
We believe we possess global commercialization rights to our Products in oncology and are well-positioned to extend those rights into the future as we continue to find innovative ways to improve our Products. In 2018, we granted Zai Lab (Shanghai) Co., Ltd.
Our intellectual property portfolio contains hundreds of issued patents and numerous patent applications pending worldwide. We believe we possess global commercialization rights to our Products in oncology and are well-positioned to extend those rights into the future as we continue to find innovative ways to improve our Products. In 2018, we granted Zai Lab (Shanghai) Co., Ltd.
Overview We are a global oncology company with a proprietary platform technology called Tumor Treating Fields ("TTFields"), which are electric fields that exert physical forces to kill cancer cells via a variety of mechanisms.
Overview We are a global oncology company with a proprietary platform technology called Tumor Treating Fields ("TTFields"), which are electric fields that exert physical forces to kill cancer cells. Our therapy is delivered through a medical device.
We market Optune Gio and Optune Lua in multiple countries around the globe with the majority of our revenues coming from the use of Optune Gio in the U.S., Germany, France and Japan. We are actively evaluating opportunities to expand our international footprint.
We are pursuing regulatory approval to market Optune Pax in other countries. We market our Products in multiple countries around the globe with the majority of our revenues coming from the use of Optune Gio in the U.S., Germany, France and Japan.
Sales and marketing expenses increased by $12.3 million, or 5%, to $239.1 million for the year ended December 31, 2024 from $226.8 million for the year ended December 31, 2023.
Sales and marketing expenses increased by $1.0 million, or 0.4%, to $240.1 million for the year ended December 31, 2025 from $239.1 million for the year ended December 31, 2024.
Our key priorities are to drive commercial adoption of Optune Gio ® and Optune Lua ® , our commercial TTFields therapy devices, and to advance clinical and product development programs intended to extend overall survival in some of the most aggressive forms of cancer.
Our key priorities are to drive commercial adoption of Optune Gio ® , Optune Lua ® , and Optune Pax ® , our commercial TTFields therapy devices, obtain regulatory approval to market TTFields therapy devices in new indications, such as brain metastases from non-small cell lung cancer ("NSCLC"), and to advance clinical and product development programs intended to extend overall survival in some of the most aggressive forms of cancer.
In June 2024, we presented results from the Phase 3 METIS clinical trial evaluating the use of TTFields therapy and best supportive care for the treatment of adult patients with 1-10 brain metastases from NSCLC following stereotactic radiosurgery ("METIS").
In September 2025, we presented final data from the Phase 3 METIS clinical trial evaluating the use of TTFields therapy and best supportive care (BSC) for the treatment of adult patients (n=298) with 1-10 brain metastases from NSCLC following stereotactic radiosurgery at the 2025 American Society for Radiation Oncology Annual Meeting.
Year ended December 31, 2024 2023 2022 Net income (loss) $ (168,627) $ (207,043) $ (92,534) Add: Income tax 37,465 15,303 10,688 Add: Financial expenses (income), net (39,334) (41,130) (7,677) Add: Depreciation and amortization 11,235 10,969 10,624 EBITDA $ (159,261) $ (221,901) $ (78,899) Add: Share-based compensation 160,035 115,608 106,955 Adjusted EBITDA $ 774 $ (106,293) $ 28,056 Adjusted EBITDA increased by $107.1 million, or 101%, to $0.8 million for the year ended December 31, 2024 from $(106.3) million for the year ended December 31, 2023.
Year ended December 31, 2025 2024 2023 Net income (loss) $ (136,227) $ (168,627) $ (207,043) Add: Income tax (23) 37,465 15,303 Add: Financial expenses (income), net (17,550) (39,334) (41,130) Add: Depreciation and amortization 14,650 11,235 10,969 EBITDA $ (139,150) $ (159,261) $ (221,901) Add: Share-based compensation 104,832 160,035 115,608 Adjusted EBITDA $ (34,318) $ 774 $ (106,293) Adjusted EBITDA decreased by $35.1 million to $(34.3) million for the year ended December 31, 2025 from $0.8 million for the year ended December 31, 2024.
Worldwide, 98, 78 and 33 MPM prescriptions were received in the years ended December 31, 2024, 2023 and 2022 and 54 NSCLC prescriptions were received in the year ended December 31, 2024. 55 Year ended December 31, 2024 compared to year ended December 31, 2023 Year ended December 31, 2024 2023 Change % Change Net revenues $ 605,220 $ 509,338 $ 95,882 19 % Net revenues.
Worldwide, 105, 98 and 78 MPM prescriptions were received in the years ended December 31, 2025, 2024 and 2023, 440 and 54 NSCLC prescriptions were received in the years ended December 31, 2025, 2024. 55 Year ended December 31, 2025 compared to year ended December 31, 2024 Year ended December 31, 2025 2024 Change % Change Net revenues $ 655,353 $ 605,220 $ 50,133 8 % Net revenues.
Net cash used in operating activities was $26.4 million for the year ended December 31, 2024 compared to $73.3 million used in operating activities for the year ended December 31, 2023 a decrease of net cash used in operating activities by $47.0 million.
Net cash used in operating activities was $49.0 million for the year ended December 31, 2025 compared to $26.4 million used in operating activities for the year ended December 31, 2024 an increase of net cash used in operating 58 activities by $22.1 million.
In addition, we incur significant legal and accounting costs related to compliance with SEC rules and regulations, including the costs of achieving and maintaining compliance with Section 404 of the Sarbanes-Oxley Act of 2002 and compliance with rules of the NASDAQ Stock Market, as well as insurance, investor relations and other costs associated with being a public company.
In addition, we incur significant legal and accounting costs related to compliance with SEC rules and regulations, including the costs of achieving and maintaining compliance with Section 404 of the Sarbanes-Oxley Act of 2002 and compliance with rules of the NASDAQ Stock Market, as well as insurance, investor relations and other costs associated with being a public company. 50 Financial expenses, net Financial expenses, net, primarily consists of bank fees, credit facility interest expense and related debt issuance costs, interest income from cash balances and short-term investments and gains (losses) from foreign currency transactions.
Year ended December 31, 2024 2023 Change % Change Income tax $ 37,465 $ 15,303 $ 22,162 145 % Income taxes. Income tax expenses increased by $22.2 million, or 145%, resulting in a tax expense of $37.5 million for the year ended December 31, 2024 compared to a tax expense of $15.3 million for the year ended December 31, 2023.
Year ended December 31, 2025 2024 Change % Change Income tax $ (23) $ 37,465 $ (37,488) (100) % Income taxes. Income tax expenses decreased by $37.5 million, or 100%, resulting in a tax benefit of $0.0 million for the year ended December 31, 2025 compared to a tax expense of $37.5 million for the year ended December 31, 2024.
The net cash provided by financing activities for 2024 was primarily attributable to net proceeds of $96.9 million from the senior secured term loan credit facility offset by $12.9 million of early repayment of the convertible notes and $2.2 million in proceeds from the exercise of options and $4.1 million in proceeds from the issuance of shares pursuant to the ESPP.
The net cash provided by financing activities for 2024 was primarily attributable to proceeds of $96.9 million from the Tranche A Loan of the senior secured term loan credit facility, offset by a repurchase of the convertible note of $12.9 million.
We believe the physical mechanisms of action behind TTFields therapy may be broadly applicable to solid tumor cancers.
We believe the physical mode of action behind TTFields therapy and resulting downstream cellular processes initiated by the damaged cells may be broadly applicable to solid tumor cancers.
The Notes mature on November 1, 2025, unless earlier repurchased, redeemed or converted. In June 2024, we redeemed $14.1 million of Notes for cash consideration in financing activities of $12.9 million.
In June 2024, we redeemed $14.1 million of Notes for cash consideration in financing activities of $12.9 million. In November 2025, we repaid the remaining $560.9 million of the outstanding Notes at maturity.
In the course of normal business operations, we also have agreements with contract service providers to assist in the performance of our research and development (including clinical studies) and manufacturing activities.
In the course of normal business operations, we also have agreements with contract service providers to assist in the performance of our research and development (including clinical studies) and manufacturing activities. We could also enter into additional collaborative research, contract research, manufacturing and supplier agreements in the future, which may require up-front payments and even long-term commitments of cash.
The net cash used in investing activities for 2024 was primarily attributable to net purchase of $97.4 million from short-term investments, offset by $42.9 million invested in property and equipment. The net cash provided by investing activities for 2023 was primary attributable to $27.1 million in property and equipment and the net proceeds of $211.2 million in short-term investments.
The net cash provided by investing activities for 2025 was primarily attributable to net proceeds of short-term investments of $ 463.9 million, offset by $26.6 million invested in property and equipment.
Net revenues increased by $95.9 million, or 19%, to $605.2 million for the year ended December 31, 2024 from $509.3 million for the year ended December 31, 2023.
Net revenues increased by $50.1 million, or 8%, to $655.4 million for the year ended December 31, 2025 from $605.2 million for the year ended December 31, 2024.
General and administrative expenses increased by $25.8 million, or 16%, to $189.8 million for the year ended December 31, 2024 from $164.1 million for the year ended December 31, 2023.
General and administrative expenses. General and administrative expenses decreased by $12.2 million, or 6%, to $177.7 million for the year ended December 31, 2025 from $189.8 million for the year ended December 31, 2024.
Optune Lua is also approved under the Humanitarian Device Exemption ("HDE") pathway for the treatment of adult patients with malignant pleural mesothelioma or pleural mesothelioma (together, "MPM") together with standard chemotherapies. We have also received CE certification in the EU and approval or local registration to market Optune Lua in certain other countries for the treatment of MPM.
Optune Lua is also approved by the FDA under the Humanitarian Device Exemption ("HDE") pathway for the treatment of adult patients with malignant pleural mesothelioma or pleural mesothelioma (together, "MPM") together 60 with standard chemotherapies.
The decrease was primarily driven by interest expenses of $7.7 million related to the senior secured credit facility, an increase in interest income of $4.9 million from our investments and a gain from the purchase of convertible notes by $1.0 million.
The decrease was primarily driven by a decrease in interest income of $11.3 million primarily driven by lower U.S. interest rates and a reduction in our short term investments due to repayment of the convertible note, an increase of $5.7 million in interest expenses from our senior secured term loan credit facility, and an increase of $3.6 million in foreign exchange expenses, offset by a gain from the purchase of convertible notes of $1.1 million.
Financial income, net, decreased by $1.8 million, or 4%, to $39.3 million income for the year ended December 31, 2024 from $41.1 million income for the year ended December 31, 2023.
Year ended December 31, 2025 2024 Change % Change Financial (expenses) income, net $ 17,550 $ 39,334 $ (21,784) (55) % Financial (expenses) income, net. Financial income, net, decreased by $21.8 million, or 55%, to $17.5 million income for the year ended December 31, 2025 from $39.3 million income for the year ended December 31, 2024.
GAAP measurement of earnings before interest, taxes, depreciation, amortization and shared-based compensation ("Adjusted EBITDA").
Non-GAAP financial measures We also measure our performance based upon a non-U.S. GAAP measurement of earnings before interest, taxes, depreciation, amortization and shared-based compensation ("Adjusted EBITDA").
The change was 56 primarily due to an increase of $22.0 million in costs related to a sales force expansion for NSCLC, partially offset by a $10.1 million reduction in marketing expenses. General and administrative expenses.
The change was primarily due to an increase of $8.1 million in costs related to a sales force expansion, a $4.0 million increase in marketing expenses related to the NSCLC launch and new indication preparations, a $2.8 million increase in market access costs related to securing reimbursements in new indications and new geographies, and a $2.1 million increase in other expenses, partially offset by a $16.0 million reduction in share-based compensation.
Impact of Current Events On October 7, 2023, the State of Israel was attacked by and subsequently declared war on Hamas. As of the date of this filing, we believe that there is no immediate risk to our business facilities or operations.
For additional information, see Note 12 to the Consolidated Financial Statements. 61 Impact of Current Events Conflict in Israel Since October 2023, the State of Israel has been in a state of war. As of the date of this filing, we believe that there is no immediate risk to our business facilities or operations.
Excluding sales to Zai, cost of revenues per active patient per month were $2,683 for the year ended December 31, 2024 compared to $2,714 for the year ended December 31, 2023.
In addition, the Company recognized a $3.2 million expense in 2025 related to an inventory obsolescence provision for Optune Lua arrays. Excluding sales to Zai, cost of revenues per active patient per month were $2,950 for the year ended December 31, 2025 compared to $2,683 for the year ended December 31, 2024.
Our cost of revenues were $137.2 million for the year ended December 31, 2024, an increase of $8.9 million, or 7%, from $128.3 million for the year ended December 31, 2023, primarily due to 10% growth in active patients and partially offset by lower shipments to Zai.
Our cost of revenues were $166.9 million for the year ended December 31, 2025, an increase of $29.7 million, or 22%, from $137.2 million for the year ended December 31, 2024, primarily due to 9% growth in Optune Gio active patients, $3.4 million higher array costs driven by the new array roll-out, $3.6 million attributed to the NSCLC launch, $5.2 million in higher tariffs, and $3.1 million more in sales to Zai.
In addition the decrease in net cash used in operating activities was driven by an increase in tax expenses of $ 22.2 million, an increase in working capital of $40.0 million, driven by an increase in accounts receivable of $55.7 million offset by a decrease in inventories of $11.5 million, and an increase in share based compensation of $44.4 million.
In addition, the increase in net cash used in operating activities is driven by an increase in working capital of $21.0 million, which was primarily driven by an increase in accounts receivable of $12.6 million and an increase of $8.2 million in inventories.
Financing activities To date, our primary financing activities have been the sale of equity and the proceeds from long-term loans. Net cash provided by financing activities was $90.3 million for the year ended December 31, 2024 compared to $15.8 million for the year ended December 31, 2023.
Net cash used in financing activities was $451.3 million for the year ended December 31, 2025 compared to net cash provided by of $90.3 million for the year ended December 31, 2024.
Our supply chain teams are working to increase stock levels to mitigate distribution and service risks from our suppliers in Israel. We view our operations and manage our business in one operating segment.
Our supply chain teams have increased stock levels to mitigate distribution and service risks from our suppliers in Israel, some of whom are single-source suppliers.
We have several product development programs underway that are designed to optimize the delivery of TTFields to the target tumor and enhance patient ease of use. Our intellectual property portfolio contains hundreds of issued patents and numerous patent applications pending worldwide.
The table below presents the current status of the ongoing clinical trials in our pipeline and anticipated timing of data. We have several product development programs underway that are designed to optimize the delivery of TTFields to the target tumor and enhance patient ease of use.
Research, development and clinical studies expenses decreased by $13.4 million, or 6%, to $209.6 million for the year ended December 31, 2024 from $223.1 million for the year ended December 31, 2023. The change was primarily due to a decrease in personnel expenses.
Research, development and clinical studies expenses increased by $14.9 million, or 7%, to $224.5 million for the year ended December 31, 2025 from $209.6 million for the year ended December 31, 2024.
As of December 31, 2024, we have unrecognized compensation expense of $119.6 million, which is expected to be recognized over a weighted average period of 52 approximately 1.59 years. We expect to continue to grant equity awards in the future, and to the extent that we do, our recognized share-based compensation expense will likely increase.
As of December 31, 2025, we have unrecognized compensation expense of $73.8 million, which is expected to be recognized over a weighted average period of approximately 1.45 years years.
We could also enter into additional collaborative research, contract research, manufacturing and supplier agreements in the future, which may require up-front payments and even long-term commitments of cash. 58 Investing activities Our investing activities primarily consist of capital expenditures to purchase property and equipment and field equipment, as well as investments in and redemptions of our short-term investments.
Investing activities Our investing activities primarily consist of investments in and redemptions of short-term investments, as well as capital expenditures to purchase property and equipment and field equipment.
At December 31, 2024, our cash, cash equivalents and short-term investments totaled $959.9 million, an increase of $49.3 million compared to $910.6 million at December 31, 2023. The increase was primarily due to net cash provided by financing activities.
At December 31, 2025, our cash, cash equivalents and short-term investments totaled $447.7 million, a decrease of $512.2 million compared to $959.9 million at December 31, 2024.
Year ended December 31, 2024 2023 Change % Change Operating expenses: Research, development and clinical studies $ 209,645 $ 223,062 $ (13,417) (6) % Sales and marketing 239,063 226,809 12,254 5 % General and administrative 189,827 164,057 25,770 16 % Total operating expenses $ 638,535 $ 613,928 $ 24,607 4 % Research, development and clinical studies expenses.
Year ended December 31, 2025 2024 Change % Change Operating expenses: Research, development and clinical studies $ 224,544 $ 209,645 $ 14,899 7 % Sales and marketing 240,064 239,063 1,001 — % General and administrative 177,666 189,827 (12,161) (6) % Total operating expenses $ 642,274 $ 638,535 $ 3,739 1 % Research, development and clinical studies expenses.
The net cash provided by financing activities for 2023 was primarily attributable to $11.4 million in proceeds from the exercise of options and $4.4 million in proceeds from the issuance of shares pursuant to the ESPP. Convertible Notes On November 5, 2020, we issued $575.0 million aggregate principal amount of 0% Convertible Senior Notes due 2025 (the “Notes”).
As a result, we no longer have the ability to borrow the Tranche C or Tranche D Loans. Convertible Notes On November 5, 2020, we issued $575.0 million aggregate principal amount of 0% Convertible Senior Notes due 2025 (the “Notes”). The net proceeds from the offering were approximately $558.4 million.
We expect that our gross margins will be impacted by current and future product enhancements, such as the launch of our new arrays in the U.S., our launch of NSCLC and changes in the tariff environment.
We expect that our gross margins will continue to be impacted by our launch of Optune Pax while we seek broad reimbursement, offset by expected decreases in array costs as we attempt to optimize our supply chain. In addition, changes in the tariff environment could impact our future gross margins.
For additional information, see Note 15 to the Consolidated Financial Statements. Long-lived assets Field equipment is stated at cost, net of accumulated depreciation. Depreciation is calculated using the straight-line method over the estimated useful life of the relevant asset.
We expect to continue to grant equity awards in the future, and to the extent that we do, our recognized share-based compensation expense will fluctuate as a significant portion of our awards are tied to our performance. For additional information, see Note 15 to the Consolidated Financial Statements. Long-lived assets Field equipment is stated at cost, net of accumulated depreciation.