Biggest changeOur principal sources of liquidity have come from sales of our common stock and offering of convertible senior notes ("2027 Notes"). 51 Table of Contents Historical Cash Flows Year Ended December 31, 2024 2023 (In thousands) Net cash provided by (used in): Operating activities $ (352,703) $ (448,193) Investing activities 175,656 (116,273) Financing activities 134,340 475,431 Net decrease in cash, cash equivalents and restricted cash $ (42,707) $ (89,035) Operating Activities Net cash used in operating activities was $352.7 million for the year ended December 31, 2024, and consisted primarily of $346.7 million of net losses, adjusted for non-cash items, which primarily included stock-based compensation expense of $29.8 million and depreciation and amortization expense of $15.5 million, partially offset by $16.6 million of accretion of marketable securities purchased at a discount and $38.2 million of net changes in operating assets and liabilities, which were driven primarily by the reversal of $18.6 million of accrued costs in connection with the settlement of certain disputed vendor invoices.
Biggest changeHistorical Cash Flows Year Ended December 31, 2025 2024 (In thousands) Net cash provided by (used in): Operating activities $ (240,142) $ (352,703) Investing activities 90,843 175,656 Financing activities 114,129 134,340 Net decrease in cash, cash equivalents and restricted cash $ (35,170) $ (42,707) Operating Activities Net cash used in operating activities was $240.1 million for the year ended December 31, 2025, and consisted primarily of $278.9 million of net losses, adjusted for non-cash items, which primarily included stock-based compensation expense of $18.7 million and depreciation and amortization expense of $16.5 million, as well as $7.4 million of net changes in operating assets and liabilities, partially offset by $6.1 million of accretion of marketable securities purchased at a discount. 54 Table of Contents Net cash used in operating activities was $352.7 million for the year ended December 31, 2024, and consisted primarily of $346.7 million of net losses, adjusted for non-cash items, which primarily included stock-based compensation expense of $29.8 million, depreciation and amortization expense of $15.5 million, partially offset by $16.6 million of accretion of marketable securities purchased at a discount and $38.2 million of net changes in operating assets and liabilities, which were driven primarily by the reversal of $18.6 million of accrued costs in connection with the settlement of certain disputed vendor invoices.
Financing Activities Net cash provided by financing activities was $134.3 million for the year ended December 31, 2024, and consisted primarily of net cash proceeds from the sale and issuance of common stock pursuant to our at-the-market offering programs of $135.7 million, partially offset by tax withholdings paid for net settled stock-based awards of $1.2 million.
Net cash provided by financing activities was $134.3 million for the year ended December 31, 2024, and consisted primarily of net cash proceeds from the sale and issuance of common stock pursuant to our at-the-market offering programs of $135.7 million, partially offset by tax withholdings paid for net settled stock-based awards of $1.2 million.
Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations Unless the context otherwise requires, all references in this section to the “Company,” "Virgin Galactic," “we,” “us,” or “our” refer to Virgin Galactic Holdings, Inc. and its subsidiaries.
Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations Unless the context otherwise requires, all references in this section to the “Company,” “Virgin Galactic,” “we,” “us,” or “our” refer to Virgin Galactic Holdings, Inc. and its subsidiaries.
Our actual results may differ from these estimates under different assumptions and conditions. Please refer to Note 2 in our consolidated financial statements included in Item 8 of this Annual Report on Form 10-K for information about these critical accounting policies, as well as a description of our other significant accounting policies.
Our actual results may differ from these estimates under different assumptions and conditions. Please refer to Note 3 in our consolidated financial statements included in Item 8 of this Annual Report on Form 10-K for information about these critical accounting policies, as well as a description of our other significant accounting policies.
The following is a discussion and analysis of, and a comparison between, our results of operations for the years ended December 31, 2024 and 2023. Overview We are an aerospace and space travel company offering access to space for private individuals, researchers and government agencies.
The following is a discussion and analysis of, and a comparison between, our results of operations for the years ended December 31, 2025 and 2024. Overview We are an aerospace and space travel company offering access to space for private individuals, researchers and government agencies.
Our outstanding PSUs contain a service-based vesting condition, as well as a market-based vesting condition that is satisfied based on the Company's common stock performance following the end of the three-year performance measurement period based on the highest closing price over twenty consecutive trading days during the performance measurement period.
Our outstanding PSUs contain a service-based vesting condition, as well as a market-based vesting condition that is satisfied based on the Company’s common stock performance following the end of the performance measurement period based on the highest closing price over twenty consecutive trading days during the performance measurement period.
Safety Performance of Our Spaceflight Systems Our spaceflight systems are highly specialized with sophisticated and complex technology. We have built operational processes to ensure that the design, manufacture, performance and servicing of our spaceflight systems meet rigorous quality standards.
Safety Performance of Our Spaceflight Systems Our spaceflight systems are highly specialized with sophisticated and complex technology. We have built operational processes to ensure that the design, manufacture, performance and service of our spaceflight systems meet rigorous quality standards.
Research and development costs consist primarily of equipment, material, and labor costs (including from third-party contractors) for designing the spaceflight system’s structure, spaceflight propulsion system, and flight profiles for our next-generation spaceships and motherships, as well as allocated facilities and other supporting overhead costs.
Research and development costs consist primarily of equipment, material, and labor costs (including from third-party contractors) for designing the spaceflight system’s structure, spaceflight propulsion system, and flight profiles for our next-generation spaceships and launch vehicles, as well as allocated facilities and other supporting overhead costs.
The estimate of cash flows includes management's assumptions of cash inflows and outflows directly resulting from the use of those assets in operations. We assess impairment for asset groups, which represent a combination of assets that produce distinguishable cash flows.
The estimate of cash flows includes management’s assumptions of cash inflows and outflows directly resulting from the use of those assets in 57 Table of Contents operations. We assess impairment for asset groups, which represent a combination of assets that produce distinguishable cash flows.
We have estimated the fair value for each service-based stock option award as of the date of grant using the Black-Scholes option pricing model. The Black-Scholes option pricing model considers, among other factors, the expected life of the award and the expected volatility of our stock price.
We have estimated the fair value for each service-based stock option award and stock purchases under the ESPP as of the date of grant using the Black-Scholes option pricing model. The Black-Scholes option pricing model considers, among other factors, the expected life of the award and the expected volatility of our stock price.
Income taxes included in the consolidated financial statements are primarily related to corporate income taxes for our operations in the United Kingdom, which operates on a cost-plus arrangement. Stock-Based Compensation We have granted stock-based awards consisting of restricted stock units ("RSUs"), performance-based stock units ("PSUs"), performance-based stock options ("PSOs"), and service-based stock options.
Income taxes included in the consolidated financial statements are primarily related to corporate income taxes for our operations in the United Kingdom, which operates on a cost-plus arrangement. Stock-Based Compensation We have granted stock-based awards consisting of restricted stock units (“RSUs”), performance-based stock units (“PSUs”), performance-based stock options (“PSOs”), and service-based stock options.
Our spaceflight system was developed using our proprietary technology and processes and is focused on providing space travel experiences for private astronauts, researcher flights and professional astronaut training. We have also leveraged our knowledge and expertise in manufacturing spaceships to occasionally perform engineering services for third parties.
Our spaceflight system was developed using our proprietary technology and processes and is focused on providing space travel experiences for private astronauts, researcher flights and professional astronaut training. We have also leveraged our knowledge and expertise in manufacturing spaceships to occasionally perform engineering services for third parties. To expand capacity, we are currently developing our next-generation spaceflight vehicles.
Non-compensation components of selling, general and administrative expenses include accounting, legal and other professional fees, facilities expenses, and other corporate expenses. Selling, general and administrative expenses decreased from $174.9 million for the year ended December 31, 2023 to $125.5 million for the year ended December 31, 2024.
Non-compensation components of selling, general and administrative expenses include accounting, legal and other professional fees, facilities expenses, and other corporate expenses. Selling, general and administrative expenses decreased from $125.5 million for the year ended December 31, 2024 to $117.2 million for the year ended December 31, 2025.
As of December 31, 2024, we have reservations for spaceflights for approximately 700 future astronauts, which represent approximately $190 million in expected future spaceflight revenue upon completion of the spaceflights. Available Capacity and Annual Flight Rate In 2023, we commenced our commercial operations with VSS Unity and VMS Eve, which together comprised our initial commercial spaceflight system.
As of December 31, 2025, we have reservations for spaceflights for approximately 675 future astronauts, which represent approximately $188 million in expected future spaceflight revenue upon completion of the spaceflights. 51 Table of Contents Available Capacity and Annual Flight Rate In 2023, we commenced our commercial operations with VSS Unity and VMS Eve, which together comprised our initial commercial spaceflight system.
Investing Activities Net cash provided by investing activities was $175.7 million for the year ended December 31, 2024, and consisted primarily of $543.4 million in purchases of marketable securities and $121.9 million in capital expenditures, partially offset by $840.3 million in proceeds from maturities and calls of marketable securities.
The capital expenditures were primarily driven by costs associated with our next-generation spaceships. Net cash provided by investing activities was $175.7 million for the year ended December 31, 2024, and consisted primarily of $840.3 million in proceeds from maturities and calls of marketable securities, partially offset by $543.4 million in purchases of marketable securities and $121.9 million in capital expenditures.
LLC (each, an “Agent” and collectively, the “Agents”) providing for the offer and sale of up to $300 million of shares of our common stock from time to time through the Agents, acting as sales agents, or directly to one or more of the Agents, acting as principal(s), through an "at-the-market offering" program (the "2022 ATM Program").
LLC (each, an “Agent” and collectively, the “Agents”) providing for the offer and sale of up to $400 million of shares of our common stock from time to time through the Agents, acting as sales agents, or directly to one or more of the Agents, acting as principal(s), through an “at-the-market offering” program (the “2023 ATM Program”).
Selling, General and Administrative Year Ended December 31, $ Change % Change 2024 2023 (In thousands, except %) Selling, general and administrative $ 125,496 $ 174,864 $ (49,368) (28) % Selling, general and administrative expenses consist primarily of compensation and other employee benefit costs for employees involved in general corporate functions, including executive management and administration, accounting, finance, legal, information technology, sales and marketing, and human resources.
Selling, General and Administrative Year Ended December 31, $ Change % Change 2025 2024 (In thousands, except %) Selling, general and administrative $ 117,167 $ 125,496 $ (8,329) (7) % Selling, general and administrative expenses consist primarily of compensation and other employee benefit costs for employees involved in general corporate functions, including executive management and administration, accounting, finance, legal, information technology, sales and marketing, and human resources.
Spaceline Operations Year Ended December 31, $ Change % Change 2024 2023 (In thousands, except %) Spaceline operations $ 90,024 $ 50,538 $ 39,486 78 % 49 Table of Contents Spaceline operations expense includes costs to maintain and operate our spaceflight system; non-capitalizable costs to build our new vehicles and manufacture items required to support the making of our vehicles, such as rocket motors and spare parts; the consumption of rocket motors, fuel and other consumables; costs to maintain and support our astronaut community; and costs to provide payload cargo and engineering services.
Spaceline Operations Year Ended December 31, $ Change % Change 2025 2024 (In thousands, except %) Spaceline operations $ 72,769 $ 90,024 $ (17,255) (19) % Spaceline operations expense includes costs to maintain and operate our spaceflight system; non-capitalizable costs to build our new vehicles and manufacture items required to support the making of our vehicles, such as rocket motors and spare parts; the consumption of rocket motors, fuel and other consumables; costs to maintain and support our astronaut community; and costs to provide payload cargo and engineering services.
Research and Development Year Ended December 31, $ Change % Change 2024 2023 (In thousands, except %) Research and development $ 152,678 $ 295,140 $ (142,462) (48) % Research and development expenses represent costs incurred to support activities that advance our future fleet towards commercialization, including basic research, applied research, concept formulation studies, design, development, and related testing activities.
Research and Development Year Ended December 31, $ Change % Change 2025 2024 (In thousands, except %) Research and development $ 80,466 $ 152,678 $ (72,212) (47) % Research and development expenses represent costs incurred to support activities that advance our future fleet towards commercialization, including basic research, applied research, concept formulation studies, design, development, and related testing activities.
Research and development expenses decreased from $295.1 million for the year ended December 31, 2023 to $152.7 million for the year ended December 31, 2024.
Research and development expenses decreased from $152.7 million for the year ended December 31, 2024 to $80.5 million for the year ended December 31, 2025.
The capital expenditures were primarily driven by costs associated with our next-generation Delta spaceships and our new facility in Arizona, which will be used to assemble the spaceships.
The capital expenditures were primarily driven by costs associated with our next-generation spaceships and our new spaceship assembly facility in Arizona.
Net cash used in investing activities was $116.3 million for the year ended December 31, 2023, and consisted of $1.0 billion in purchases of marketable securities and $44.3 million in capital expenditures, partially offset by $937.9 million in proceeds from maturities and calls of marketable securities.
Investing Activities Net cash provided by investing activities was $90.8 million for the year ended December 31, 2025, and consisted primarily of $601.9 million in proceeds from maturities and calls of marketable securities, partially offset by $313.0 million in purchases of marketable securities and $198.0 million in capital expenditures.
Going forward, we expect the size of our backlog and the number of astronauts that have flown to space on our spaceflight system to be an important indicator of our future performance.
Going forward, we expect the size of our backlog and the number of astronauts that have flown to space on our spaceflight system to be an important indicator of our future performance. We have recently reopened ticket sales for a tranche of spaceflight reservations at a higher base price per seat.
As we grow, we will face increased complexity in determining the appropriate tax jurisdictions for revenue and expense items. We adjust these reserves when facts and circumstances change, such as the closing of a tax audit or refinement of an estimate.
We adjust these reserves when facts and circumstances change, such as the closing of a tax audit or refinement of an estimate.
“ Risk Factors—Risks Related to Our Business .” Critical Accounting Policies and Estimates Our discussion and analysis of our financial condition and results of operations are based upon our consolidated financial statements, which have been prepared in accordance with U.S. generally accepted accounting principles.
For more information regarding our risks and uncertainties, see the section of this Annual Report on Form 10-K titled “Risk Factors.” Critical Accounting Policies and Estimates Our discussion and analysis of our financial condition and results of operations are based upon our consolidated financial statements, which have been prepared in accordance with U.S. generally accepted accounting principles.
In December 2024, we entered into an Agreement of Cooperation with Ente Nazionale per l'Aviazione Civile, the civil aviation authority of Italy, to jointly study the feasibility of conducting spaceflight operations from Grottaglie Spaceport in the Puglia region of Southern Italy. 47 Table of Contents Factors Affecting Our Performance We believe that our performance and future success depend on a number of factors that present significant opportunities for us but also pose risks and challenges, including those discussed below and in the section of this Annual Report on Form 10-K titled “Risk Factors.” Customer Demand We have already received significant interest from potential astronauts.
Factors Affecting Our Performance We believe that our performance and future success depend on a number of factors that present significant opportunities for us but also pose risks and challenges, including those discussed below and in the section of this Annual Report on Form 10-K titled “Risk Factors.” Customer Demand We have already received significant interest from potential astronauts.
We completed the 2022 ATM Program in June 2023, selling a total of 3.0 million shares of common stock and generating $300 million in gross proceeds, before deducting $3.0 million in underwriting discounts, commissions and other expenses.
In November 2024, we terminated the 2023 ATM Program, having sold a total of 12.8 million shares of common stock and generating $396.2 million in gross proceeds, before deducting $3.9 million in underwriting discounts, commissions and other expenses.
As of December 31, 2024, we sold a total of 4.1 million shares of common stock under the 2024 ATM Program, generating $29.1 million in gross proceeds since its inception, before deducting $0.9 million in underwriting discounts, commissions and other expenses.
As of December 31, 2025, we had sold a total of 37.6 million shares of common stock under the 2024 ATM Program, generating $150.7 million in gross proceeds since its inception, before deducting $4.4 million in underwriting discounts, commissions and other expenses. 55 Table of Contents Debt Obligations As of December 31, 2024, we had $425 million outstanding under the 2027 Notes that had a maturity date of February 1, 2027.
In June 2023, we entered into a distribution agency agreement with the Agents providing for the offer and sale of up to $400 million of shares of our common stock from time to time through the Agents, acting as sales agents, or directly to one or more of the Agents, acting as principal(s), through an "at-the-market offering" program (the "2023 ATM Program").
In November 2024, we entered into an open market sale agreement with Jefferies LLC (“Jefferies”) providing for the offer and sale of up to $300 million of shares of our common stock from time to time through Jefferies, acting as sales agent, or directly to Jefferies, acting as principal, through an “at-the-market offering” program (the “2024 ATM Program”).
These decreases were partially offset by a $7.8 million increase in sub-contractor and contract labor costs associated with the development of our next-generation spaceflight vehicles.
These decreases were partially offset by a $2.7 million increase in materials and sub-contractor and contract labor costs.
Any actual or perceived safety issues may result in significant reputational harm to our business and our ability to generate spaceflight revenue. 48 Table of Contents Results of Operations The following tables set forth our results of operations for the periods presented. The period-to-period comparisons of financial results are not necessarily indicative of future results.
However, our spaceflight systems are still subject to operational and process risks, such as manufacturing and design issues, human errors, or cyber-attacks. Any actual or perceived safety issues may result in significant reputational harm to our business and our ability to generate spaceflight revenue. Results of Operations The following tables set forth our results of operations for the periods presented.
Interest Income Interest income increased from $42.2 million for the year ended December 31, 2023 to $42.4 million for the year ended December 31, 2024. Interest income was driven by investment returns on our marketable securities and deposits in interest-bearing accounts. Interest Expense Interest expense was $12.9 million for each of the years ended December 31, 2024 and 2023.
Interest Income Interest income decreased from $42.4 million for the year ended December 31, 2024 to $21.8 million for the year ended December 31, 2025. The decrease was primarily driven by decreased average balances of marketable securities and deposits in interest-bearing accounts.
We believe we will have sufficient liquidity available to fund our business needs, commitments and contractual obligations for the next twelve months. Beyond the next twelve months, our principal demand for funds will be to sustain our operations, operate our spaceline at Spaceport America in New Mexico, and expand our fleet of spaceships, motherships, and supporting facilities.
Beyond the next twelve months, our principal demand for funds will be to sustain our operations, operate our spaceline at Spaceport America in New Mexico, expand our fleet of spaceships, launch vehicles and supporting facilities, and repay outstanding debt. We are currently in the pre-commercial service phase and accordingly have no spaceflight revenue.
We have estimated the fair value for each PSO and PSU award with market-based conditions as of the grant date using the Monte-Carlo simulation method. The Monte-Carlo simulation method considers, among other factors, the discount rate and future market conditions . Item 7A. Quantitative and Qualitative Disclosures about Market Risk Not applicable for smaller reporting companies.
We have estimated the fair value for each PSO and PSU award with market-based conditions as of the grant date using the Monte-Carlo simulation method. The Monte-Carlo simulation method considers, among other factors, the discount rate and future market conditions . Warrants Warrants are accounted for as either equity-classified or liability-classified instruments based on an assessment of their specific terms.
Interest expense primarily consisted of interest expense and amortization of debt issuance costs related to our convertible senior notes. Income Tax Expense Income tax expense was immaterial for the years ended December 31, 2024 and 2023. We have accumulated net operating losses at the U.S. federal and state levels.
Income Tax Expense Income tax expense was immaterial for the years ended December 31, 2025 and 2024. We have accumulated net operating losses at the U.S. federal and state levels. We maintain a full valuation allowance against our net U.S. federal and state deferred tax assets.
Accordingly, in assessing our future taxable income on a jurisdictional basis, we consider the effect of our transfer pricing policies on that income. 54 Table of Contents We recognize tax benefits from uncertain tax positions only if we believe that it is more likely than not that the tax position will be sustained on examination by the taxing authorities based on the technical merits of the position.
We recognize tax benefits from uncertain tax positions only if we believe that it is more likely than not that the tax position will be sustained on examination by the taxing authorities based on the technical merits of the position. As we grow, we will face increased complexity in determining the appropriate tax jurisdictions for revenue and expense items.
Year Ended December 31, 2024 2023 (In thousands) Revenue $ 7,036 $ 6,800 Operating expenses: Spaceline operations 90,024 50,538 Research and development 152,678 295,140 Selling, general and administrative 125,496 174,864 Depreciation and amortization 15,467 13,369 Special charges — 4,398 Total operating expenses 383,665 538,309 Operating loss (376,629) (531,509) Interest income 42,352 42,234 Interest expense (12,927) (12,872) Other income, net 538 263 Loss before income taxes (346,666) (501,884) Income tax expense 74 453 Net loss $ (346,740) $ (502,337) Comparison of Results of Operations for Year Ended December 31, 2024 to Year Ended December 31, 2023 Revenue Year Ended December 31, $ Change % Change 2024 2023 (In thousands, except %) Revenue $ 7,036 $ 6,800 $ 236 3 % Revenue for the years ended December 31, 2024 and 2023 were primarily attributable to revenue generated from our commercial spaceflights and access fees related to our astronaut community.
Year Ended December 31, 2025 2024 (In thousands) Revenue $ 1,544 $ 7,036 Operating expenses: Spaceline operations 72,769 90,024 Research and development 80,466 152,678 Selling, general and administrative 117,167 125,496 Depreciation and amortization 16,485 15,467 Total operating expenses 286,887 383,665 Operating loss (285,343) (376,629) Interest income 21,842 42,352 Interest expense (12,782) (12,927) Debt restructuring expense (2,798) — Other income, net 226 538 Loss before income taxes (278,855) (346,666) Income tax expense 52 74 Net loss $ (278,907) $ (346,740) Comparison of Results of Operations for Year Ended December 31, 2025 to Year Ended December 31, 2024 Revenue Year Ended December 31, $ Change % Change 2025 2024 (In thousands, except %) Revenue $ 1,544 $ 7,036 $ (5,492) (78) % 52 Table of Contents Revenue for the year ended December 31, 2025 was primarily attributable to access fees related to our astronaut community.
Our annual flight rate is constrained by the availability and capacity of this commercial spaceflight system. To expand capacity, we are currently developing our next-generation spaceflight vehicles. These next-generation spaceflight vehicles, which include our Delta Class spaceships and additional motherships, are expected to dramatically increase our annual flight rate.
Our annual flight rate was constrained by the availability and capacity of this commercial spaceflight system. To expand capacity, we developed and are assembling our next-generation spaceships. These spaceships are expected to dramatically increase our annual flight rate. With our first two next-generation spaceships, we expect to ramp to a targeted rate of 125 commercial space missions per year.
The decrease was primarily driven by a $33.7 million decrease in cash compensation and other employee benefit costs primarily due to a reduction in headcount, a $8.9 million decrease in consulting 50 Table of Contents and other professional fees, a $4.2 million decrease in marketing and promotion expense, and a $1.7 million decrease in facility costs.
The decrease was primarily driven by a $6.7 million decrease in professional 53 Table of Contents fees and outside services and a $3.4 million decrease in cash compensation and other employee benefit costs, partially offset by a $2.3 million expense associated with the proposed settlement of a class action lawsuit.
In October 2024, we settled the lawsuit and all claims between us and The Boeing Company and Aurora Flight Sciences Corporation, a Boeing Company. See Note 15 in our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for additional information.
See Note 8 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for additional information.
Liquidity Outlook For at least the next twelve months, we expect our principal demand for funds will be for our ongoing activities described above. We expect to meet our short-term liquidity requirements primarily through our cash, cash equivalents and marketable securities on hand.
Liquidity Outlook For at least the next twelve months, we expect our principal demand for funds will be for our ongoing operating activities described below and the repayment of $30.4 million of contractual principal payments related to the 2028 Notes.
Depreciation and Amortization Year Ended December 31, $ Change % Change 2024 2023 (In thousands, except %) Depreciation and amortization $ 15,467 $ 13,369 $ 2,098 16 % Depreciation and amortization expense increased from $13.4 million for the year ended December 31, 2023 to $15.5 million for the year ended December 31, 2024.
Depreciation and Amortization Depreciation and amortization expense increased from $15.5 million for the year ended December 31, 2024 to $16.5 million for the year ended December 31, 2025. The increase was primarily due to the acquisition of property, plant and equipment.
Following the 'Galactic 07' flight, we paused Unity spaceflights and expect to commence flying with test flights of our new Delta Class spaceships in advance of restarting commercial service, which is expected to begin in 2026.
We currently expect our flight test program to commence in the third quarter of 2026 in advance of restarting commercial service, which is expected to begin in the fourth quarter of 2026 with a research flight. We currently expect private astronaut spaceflights to commence six to eight weeks after our first commercial spaceflight.
We maintain a full valuation allowance against our net U.S. federal and state deferred tax assets. The income tax expense was primarily related to corporate income taxes for our operations in the United Kingdom, which operates on a cost-plus arrangement.
The income tax expense is primarily related to corporate income taxes for our operations in the United Kingdom, which operates on a cost-plus arrangement. Liquidity and Capital Resources As of December 31, 2025, we had total cash, cash equivalents and restricted cash of $175.7 million and total marketable securities of $162.3 million.
As of December 31, 2024, future minimum payments under non-cancellable operating leases were $120.6 million. For additional information regarding our lease obligations, see Note 15 in our consolidated financial statements included in Item 8 of this Annual Report in Form 10-K.
Debt Restructuring Expense Debt restructuring expense of $2.8 million for the year ended December 31, 2025 relates to costs incurred in connection with the 2027 Notes Repurchase Agreements. See Note 8 to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K for additional information.
Net cash provided by financing activities was $475.4 million for the year ended December 31, 2023, and consisted primarily of net cash proceeds from the sale and issuance of common stock pursuant to our at-the-market offering programs of $478.9 million, partially offset by tax withholdings paid for net settled stock-based awards of $3.2 million. 52 Table of Contents Contractual Obligations We lease certain facilities and assets under non-cancellable operating lease arrangements that expire at various dates through 2065.
Financing Activities Net cash provided by financing activities was $114.1 million for the year ended December 31, 2025, and consisted primarily of proceeds from issuance of long-term debt of $212.5 million, net cash proceeds from the sale and issuance of common stock pursuant to our at-the-market offering programs of $118.1 million, proceeds from the issuance of purchase warrants of $62.5 million, and proceeds from the issuance of common stock and pre-funded warrants of $45.6 million related to our registered direct offering, partially offset by the repurchase of our convertible debt of $320.6 million, transaction costs related to issuance of common stock and equity-classified warrants of $2.2 million and debt issuance costs of $1.8 million.