Biggest changeResults of Operations Results of the Company’s Operations for the Years Ended December 31, 2023 and 2022 The following table sets forth our consolidated statements of operations data for the years ended December 31, 2023 and 2022 ( in thousands, except percentages ): Year Ended December 31, Change 2023 2022 $ % Revenue $ 60,505 $ 20,274 $ 40,231 198 % Operating expenses: Cost of revenue, exclusive of depreciation and amortization 61,918 24,824 37,094 149 % Technology and development 20,850 3,289 17,561 534 % Sales and marketing 10,028 5,214 4,814 92 % General and administrative 100,669 36,824 63,845 173 % Depreciation and amortization 3,762 1,027 2,735 266 % Impairment of goodwill 60,045 — 60,045 — % Total operating expenses 257,272 71,178 186,094 261 % Operating loss (196,767 ) (50,904 ) (145,863 ) (287 )% Other income (expense): Changes in fair value of financial instruments carried at fair value, net (50,230 ) (27,711 ) (22,519 ) (81 )% Interest expense (2,969 ) (596 ) (2,373 ) (398 )% Gain (loss) on extinguishment of debt (326 ) 5,951 (6,277 ) (105 )% Other expense (3,708 ) (1,102 ) (2,606 ) (236 )% Total other income (expense), net (57,233 ) (23,458 ) (33,775 ) (144 )% Loss before income taxes (254,000 ) (74,362 ) (179,638 ) (242 )% Income tax expense (benefit) 3,304 — 3,304 — % Net loss $ (250,696 ) $ (74,362 ) $ (176,334 ) (237 )% 55 Revenue Revenue increased by $40.2 million, 198%, for the year ended December 31, 2023, compared to the year ended December 31, 2022.
Biggest changeResults of Operations Results of the Company’s Operations for the Years Ended December 31, 2024 and 2023 The following table sets forth our consolidated statements of operations data for the years ended December 31, 2024 and 2023 ( in thousands, except percentages ): Year Ended December 31, Change 2024 2023 $ % Revenue $ 119,425 $ 60,505 $ 58,920 97 % Operating expenses: Cost of revenue, exclusive of depreciation and amortization 109,934 61,918 48,016 78 % Technology and development 24,041 20,850 3,191 15 % Sales and marketing 7,514 10,028 (2,514 ) (25 )% General and administrative 29,851 100,669 (70,818 ) (70 )% Depreciation and amortization 8,341 3,762 4,579 122 % Impairment of goodwill — 60,045 (60,045 ) (100 )% Total operating expenses 179,681 257,272 (77,591 ) (30 )% Operating loss (60,256 ) (196,767 ) 136,511 (69 )% Other income (expense): Changes in fair value of financial instruments carried at fair value, net (11,732 ) (50,230 ) 38,498 (77 )% Interest expense (8,617 ) (2,969 ) (5,648 ) (190 )% Gain (loss) on extinguishment of debt 5,398 (326 ) 5,724 (1,756 )% Other income (expense) 12 (3,708 ) 3,720 (100 )% Total other income (expense), net (14,939 ) (57,233 ) 42,294 (74 )% Loss before income taxes (75,195 ) (254,000 ) 178,805 (70 )% Income tax benefit 287 3,304 (3,017 ) (91 )% Net loss $ (74,908 ) $ (250,696 ) $ 175,788 (70 )% 58 Revenue Revenue increased by $58.9 million, 97%, for the year ended December 31, 2024, compared to the year ended December 31, 2023.
Pursuant to the Internal Reorganization, all ordinary shares of Surf Air outstanding as of immediately prior to the closing were canceled in exchange for the right to receive shares of the Company’s Common Stock and all rights to receive ordinary shares of Surf Air (after giving effect to the conversions) were exchanged for shares of the Company’s Common Stock (or warrants, options or RSUs to acquire the Company’s Common Stock, as applicable) at a ratio of 22.4 Surf Air ordinary shares to 1 share of the Company’s Common Stock.
Pursuant to the Internal Reorganization, all ordinary shares of Surf Air outstanding as of immediately prior to the closing, were canceled in exchange for the right to receive shares of the Company’s common stock and all rights to receive ordinary shares of Surf Air (after giving effect to the conversions) were exchanged for shares of the Company’s common stock (or warrants, options or RSUs to acquire the Company’s common stock, as applicable) at a ratio of 22.4 Surf Air shares to 1 share of the Company’s common stock.
The Company agreed to a payment plan (“Installment Plan”) whereby the IRS would take no further action and remove such liens at the time such amounts have been paid. In 2019, the Company defaulted on the Installment Plan.
The Company agreed to a payment plan (the “Installment Plan”) whereby the IRS would take no further action and remove such liens at the time such amounts have been paid. In 2019, the Company defaulted on the Installment Plan.
Common Stock Valuations Prior to our direct listing, given the absence of a public trading market for our Common Stock, and in accordance with the American Institute of Certified Public Accountants Accounting and Valuation Guide, Valuation of Privately-Held Company Equity 63 Securities Issued as Compensation (the “Practice Aid”), our board of directors exercised its reasonable judgment and considered numerous objective and subjective factors to determine the best estimate of fair value of our Common Stock, including: • independent third-party valuations of our Common Stock; • the prices at which we sold shares of our preferred stock; • the rights, preferences and privileges of our preferred stock relative to those of our Common Stock; • our capital resources and financial condition; • the likelihood and timing of achieving a liquidity event, such as an initial public offering or sale of the company, given prevailing market conditions; • our historical operating and financial performance as well as our estimates of future financial performance; • valuations of comparable companies; • the hiring of key personnel; • the relative lack of marketability of our Common Stock; • industry information such as market growth and volume and macro-economic events; and • additional objective and subjective factors relating to our business.
Common Stock Valuations Prior to our direct listing, given the absence of a public trading market for our common stock, and in accordance with the American Institute of Certified Public Accountants Accounting and Valuation Guide, Valuation of Privately-Held Company Equity Securities Issued as Compensation (the “Practice Aid”), our board of directors exercised its reasonable judgment and considered numerous objective and subjective factors to determine the best estimate of fair value of our common stock, including: • independent third-party valuations of our common stock; • the prices at which we sold shares of our preferred stock; • the rights, preferences and privileges of our preferred stock relative to those of our common stock; • our capital resources and financial condition; • the likelihood and timing of achieving a liquidity event, such as an initial public offering or sale of the company, given prevailing market conditions; • our historical operating and financial performance as well as our estimates of future financial performance; • valuations of comparable companies; • the hiring of key personnel; • the relative lack of marketability of our common stock; • industry information such as market growth and volume and macro-economic events; and • additional objective and subjective factors relating to our business.
Examples of such events and circumstances that we would consider include the following: • macroeconomic conditions such as deterioration in general economic conditions, limitations on accessing capital, or other developments in equity and credit markets; • industry and market considerations such as a deterioration in the environment in which we operate, an increased competitive environment, a decline in market-dependent multiples or metrics (considered in both absolute terms and relative to peers), a change in the market for our products or services, or a regulatory or political development; • cost factors such as increases in raw materials, labor, or other costs that have a negative effect on earnings and cash flows; 61 • overall financial performance such as negative or declining cash flows or a decline in actual or planned revenue or earnings compared with actual and projected results of relevant prior periods; and • other relevant entity-specific events such as changes in management, key personnel, strategy, or customers.
Examples of such events and circumstances that we would consider include the following: • macroeconomic conditions such as deterioration in general economic conditions, limitations on accessing capital, or other developments in equity and credit markets; • industry and market considerations such as a deterioration in the environment in which we operate, an increased competitive environment, a decline in market-dependent multiples or metrics (considered in both absolute terms and relative to peers), a change in the market for our products or services, or a regulatory or political development; • cost factors such as increases in raw materials, labor, or other costs that have a negative effect on earnings and cash flows; • overall financial performance such as negative or declining cash flows or a decline in actual or planned revenue or earnings compared with actual and projected results of relevant prior periods; and • other relevant entity-specific events such as changes in management, key personnel, strategy, or customers.
If the Company is unable to raise sufficient financing when needed or events or circumstances occur such that the Company does not meet its strategic plans, the Company will be required to take additional measures to conserve liquidity, which could include, but not necessarily be limited to, reducing certain spending, altering or scaling back development plans, including plans to equip regional airline operations with fully-electric or hybrid-electric aircraft or reducing funding of capital expenditures, which would have a material adverse effect on the Company’s financial position, results of operations, cash flows, and ability to achieve its intended business objectives.
If the Company is unable to raise sufficient financing when needed or events or circumstances occur such that the Company does not meet its strategic plans or, the Company will be required to take additional measures to conserve liquidity, which could include, but not necessarily limited to, reducing certain spending, altering or scaling back development plans, including plans to equip regional airline operations with fully-electric or hybrid-electric aircraft, or reducing funding of capital expenditures, which could have a material adverse effect on the Company’s financial position, results of operations, cash flows, and ability to achieve its intended business objectives.
Cash Flow from Financing Activities For the year ended December 31, 2023, net cash provided by financing activities was $73.0 million from proceeds from the issuance of preferred shares, Common Stock, and exercise of share options of $30.2 million, proceeds from borrowings of SAFE and convertible notes of $11.7 million, proceeds from borrowings due to related parties of $22.4 million, and proceeds from the GEM stock purchase agreement of $10.2 million.
For the year ended December 31, 2023, net cash provided by financing activities was $73.0 million from proceeds from the issuance of preferred shares, common stock, and exercise of share options of $30.2 million, proceeds from borrowings of SAFE and convertible notes of $11.7 million, proceeds from borrowings due to related parties of $22.4 million, and proceeds from the GEM share purchase agreement of $10.2 million.
As such, the extent to which global events and market inflationary impacts will affect our financial condition, liquidity and future results of operations is uncertain. Given the uncertainty regarding the length of these factors, the Company cannot reasonably estimate their impact on its future results of operations, cash flows or financial condition.
As such, the extent to which global events and market inflationary impacts will affect our financial condition, liquidity and future results of operations is uncertain. Given the uncertainty regarding the length, and intensity, of these factors, the Company cannot reasonably estimate their impact on its future results of operations, cash flows or financial condition.
A Monte Carlo simulation model requires the use of various assumptions, including the underlying stock price, volatility, expiration term, and the risk-free interest rate as of the valuation date, corresponding to the length of time remaining in the performance period, and expected dividend yield.
A Monte Carlo simulation model requires the use of various assumptions, including the 65 underlying stock price, volatility, expiration term, and the risk-free interest rate as of the valuation date, corresponding to the length of time remaining in the performance period, and expected dividend yield.
Subsequent to the direct listing, the fair market value of our Common Stock is based on its closing price as reported on the date of grant on the NYSE. Fair Value Measurements The Company has a significant number of debt and equity transactions that are recorded at fair value.
Subsequent to the direct listing, the fair market value of our common stock is based on its closing price as reported on the date of grant on the NYSE. 66 Fair Value Measurements The Company has a significant number of debt and equity transactions that are recorded at fair value.
The Company concluded that the carrying value of the Southern reporting unit exceeded its fair value and, as such, recorded a $60.0 million impairment of goodwill in its Southern reporting unit during the fourth quarter of 2023. As of December 31, 2023, we had no remaining goodwill balance.
The Company concluded that the carrying value of the Southern reporting unit exceeded its fair value and, as such, recorded a $60.0 million impairment of goodwill in its Southern reporting unit during the fourth quarter of 2023. As of December 31, 2024, we had no remaining goodwill balance.
Treasury notes with the same maturity as the expected term of the underlying options was used as the average risk-free interest rate. 62 • Expected Term —The expected term of options granted to employees was determined based on management’s expectations of the options granted, which are expected to remain outstanding.
Treasury notes with the same maturity as the expected term of the underlying options was used as the average risk-free interest rate. • Expected Term —The expected term of options granted to employees was determined based on management’s expectations of the options granted, which are expected to remain outstanding.
These factors raise substantial doubt about the Company’s ability to continue as a going concern. The accompanying consolidated financial statements do not include any adjustments to reflect the possible future effects on the recoverability and classification of assets or the amounts and classification of liabilities that may result from the outcome of this uncertainty.
These factors raise substantial doubt about the Company’s ability to continue as a going concern. The consolidated financial statements do not include any adjustments 62 to reflect the possible future effects on the recoverability and classification of assets or the amounts and classification of liabilities that may result from the outcome of this uncertainty.
Prior to the Internal Reorganization (as defined below) on July 21, 2023, these results were comprised of the operations of Surf Air Global, the predecessor to Surf Air Mobility Inc. References in this section to the “Company”, “we” or “our” refer to Surf Air Mobility Inc. and its consolidated subsidiaries, including Southern Airways Corporation.
Prior to the Internal Reorganization (as defined below) on July 21, 2023, these results comprised the operations of Surf Air Global Limited, the predecessor to Surf Air Mobility Inc. References in this section to the “Company”, “we” or “our” refer to Surf Air Mobility Inc. and its consolidated subsidiaries, including Southern Airways Corporation.
Under the market approach, the principal assumption included an estimate of a control premium. Stock-Based Compensation We grant stock options, restricted stock units (“RSUs”) and performance-based restricted stock units (“PRSUs”) to certain employees, as well as non-employees (including directors and others who provide services to us) under our stock plans.
Under the market approach, the principal assumption included an estimate of a control premium. 64 Stock-Based Compensation We grant stock options, warrants, restricted stock units (“RSUs”) and performance-based restricted stock units (“PRSUs”) to certain employees, as well as non-employees (including directors and others who provide services to us) under our stock plans.
Southern provides both seasonal and full-year scheduled passenger air transportation service in the Mid-Atlantic and Gulf regions, Rockies and West Coast, Far Pacific, and Hawaii, with select routes subsidized by the United States Department of Transportation (“U.S. DOT”) under the Essential Air Service (“EAS”) program.
Southern provides both seasonal and full-year scheduled passenger air transportation service in the Mid-Atlantic and Gulf regions, Rockies and West Coast, and Hawaii, with select routes subsidized by the United States Department of Transportation (“U.S. DOT”) under the Essential Air Service (“EAS”) program.
The Company’s utilization of these transition periods may make it difficult to compare our financial statements to those of non-emerging growth companies and other emerging growth companies that have opted out of the transition periods afforded under the JOBS Act. 65
The Company’s utilization of these transition periods may make it difficult to compare our financial statements to those of non-emerging growth companies and other emerging growth companies that have opted out of the transition periods afforded under the JOBS Act. 68
This was based on operational challenges that were expected to be remediated in the fourth quarter, such as: additional delays of aircraft maintenance due to the unavailability of parts, which resulted in a higher cancellation rate of scheduled flights. These delays are expected to continue into 2024.
This was based on operational challenges that were expected to be remediated in the fourth quarter, such as: additional delays of aircraft maintenance due to the unavailability of parts, which resulted in a higher cancellation rate of scheduled flights. These delays were expected to, and did, continue into 2024.
The increase in on-demand charter flights, absent the impact of the acquisition of Southern, was driven by increases in marketing efforts for our on-demand products and other service offerings, and was the primary driver accounting for roughly $3.7 million of the total on-demand revenue increase period over period.
The increase in on-demand charter flights, absent the impact of the acquisition of Southern, was driven by increases in marketing efforts for our on-demand products and other service offerings, and was the primary driver accounting for roughly $5.5 million of the total on-demand revenue increase period over period.
The impact of the Southern Acquisition was to contribute an increase of $1.5 million to on-demand revenue during the year ended December 31, 2023 for trips in the Hawaii-based operations focusing on providing route services for construction crews, school events and leisure travel.
The impact of the Southern Acquisition was to contribute an increase of $1.6 million to on-demand revenue during the year ended December 31, 2024 for trips in the Hawaii-based operations focusing on providing route services for construction crews, school events and leisure travel.
The Southern Acquisition resulted in a combined regional airline network servicing U.S. cities across the Mid-Atlantic, Gulf South, Midwest, Rocky Mountains, West Coast, New England and Hawaii. The results of operations of Southern are included in the Company’s consolidated financial statements from the date of acquisition, July 27, 2023, through December 31, 2023.
Following the Southern Acquisition, the Company operates a combined regional airline network servicing U.S. cities across the Mid-Atlantic, Gulf South, Midwest, Rocky Mountains, West Coast, New England and Hawaii. The results of operations of Southern are included in the Company’s consolidated financial statements from the date of acquisition, July 27, 2023, through December 31, 2024.
On May 15, 2018, the Company received a notice of a tax lien filing from the Internal Revenue Service (“IRS”) for unpaid federal excise taxes for the quarterly periods beginning October 2016 through September 2017 in the amount of $1.9 million, including penalties and interest as of the date of the notice.
As discussed in Note 15, Commitments and Contingencies , on May 15, 2018, the Company received a notice of a tax lien filing from the Internal Revenue Service (“IRS”) for unpaid federal excise taxes for the quarterly periods from October 2016 through September 2017 in the amount of $1.9 million, including penalties and interest as of the date of the notice.
The average grant date fair value of the Founder PRSUs were estimated to be $2.26 per share, and we will recognize total stock-based compensation expense of approximately $6.3 million over the derived service period.
The average grant date fair value of the Founder PRSUs were estimated to be $15.82 per share, and we will recognize total stock-based compensation expense of approximately $6.3 million over the derived service period.
Performance-Based Restricted Stock Units In July 2023, we granted PRSUs to each of our three founders (“Founder PRSUs”). In October 2023, we granted 200,000 additional PRSUs as part of a hiring grant to an executive under the 2023 Plan.
Performance-Based Restricted Stock Units In July 2023, we granted PRSUs to each of our three founders (“Founder PRSUs”). In October 2023, we granted 28,571 additional PRSUs as part of a hiring grant to an executive under the 2023 Plan.
Risks and uncertainties that could materially and adversely affect the Company’s business, results of operations or financial condition include, but are not limited to the ability to raise additional capital (or financing) to fund operating losses, refinance its current outstanding debt, maintain efficient aircraft utilization, primarily through the proper utilization of pilots and a managing market shortages of maintenance personnel and critical aircraft components, ,sustain ongoing operations, to attract and maintain customers, integrate, manage and grow recent acquisitions and new business initiatives, obtain and maintain relevant regulatory approvals, and measure and manage risks inherent to the business model.
Risks and uncertainties that could materially and adversely affect the Company’s business, results of operations or financial condition include, but are not limited to the ability to (i) raise additional capital (or financing) to fund operating losses, (ii) refinance its current outstanding debt, (iii) maintain efficient aircraft utilization, primarily through the proper utilization of pilots and managing market shortages of maintenance personnel and critical aircraft components, (iv) sustain ongoing operations, (v)attract and maintain customers, (vi) integrate, manage and grow recent acquisitions and new business initiatives, (vii) obtain and maintain relevant regulatory approvals, and (viii) measure and manage risks inherent to the business model.
For RSUs granted prior June 30, 2023, all awards were deemed to have vested upon the satisfaction of both a service-based vesting condition and a liquidity event-related performance vesting condition tied to the direct listing.
For RSUs granted prior to the Company’s direct listing, all awards were deemed to have vested upon the satisfaction of both a service-based vesting condition and a liquidity event-related performance vesting condition tied to the direct listing.
These strategies may include, but are not limited to, obtaining additional equity financing, issuing additional debt or entering into other financing arrangements, or restructuring of operations to grow revenues and decrease expenses.
These strategies may include, but are not limited to, obtaining additional equity financing, issuing additional debt or entering into other financing arrangements, forming joint venture and other partnerships, and restructuring of operations to grow revenues and decrease expenses.
See the subsection titled “Common Stock Valuations” below. For valuations completed subsequent to the direct listing, the fair value of each share of underlying Common Stock is based on the closing price of our Common Stock as reported on the date immediately preceding the date of grant. • Risk-Free Interest Rate —The yield on actively traded non-inflation indexed U.S.
For valuations completed subsequent to the direct listing, the fair value of each share of underlying common stock is based on the closing price of our common stock as reported on the date immediately preceding the date of grant. • Risk-Free Interest Rate —The yield on actively traded non-inflation indexed U.S.
Such conversions, as they relate to the ordinary shares of Surf Air, and all rights to receive ordinary shares, have been reflected as of all periods presented herein. On July 27, 2023, the Company’s Common Stock was listed for trading on the New York Stock Exchange (“NYSE”).
Such conversions, as they relate to the ordinary shares of Surf Air, and all rights to receive ordinary shares, have been reflected as of all periods presented herein. On July 27, 2023, the Company’s common stock was listed for trading on the NYSE.
Absent the impact of the acquisition of Southern, the total scheduled revenue decreased by $0.5 million, or -12%, which was primarily attributable to a decline in our membership subscription base.
Absent the impact of the Southern Acquisition, the total scheduled revenue decreased by $0.6 million, or -17%, which was primarily attributable to a decline in our membership subscription base.
In addition, the Company incurred greater than expected losses and negative cash flows from operating activities during the second half of 2023 due to inefficient aircraft utilization, primarily caused by an underutilization of pilots and a shortage of maintenance personnel and critical aircraft components, which, in aggregate, have challenged the Company’s ability to serve its customers as desired and, in turn, cover expenses.
In addition, the Company incurred greater than expected losses and negative cash flows from operating activities during 2024 due to inefficient aircraft utilization, primarily caused by an underutilization of pilots and a shortage of maintenance personnel and critical aircraft components, which, in aggregate, have challenged the Company’s ability to serve its customers as desired and, in turn, cover expenses, specifically related to its scheduled service offerings.
The Company’s success is largely dependent on the ability to raise debt and equity capital, achieve a high level of aircraft and crew utilization, increase flight services and the number of passengers flown, and continue to expand profitably into regions throughout the United States.
The airline industry and the Company’s operations are cyclical and highly competitive. The Company’s success is largely dependent on the ability to raise debt and equity capital, achieve a high level of aircraft and crew utilization, increase flight services and the number of passengers flown, and continue to expand into regions profitably throughout the United States.
Goodwill represents the excess of the cost of an acquisition over the fair value of the net assets acquired. Goodwill is not amortized but is subject to an annual (or under certain circumstances more frequent) impairment test in the fourth quarter based on its estimated fair value.
Goodwill We have made acquisitions in the past that included goodwill. Goodwill represents the excess of the cost of an acquisition over the fair value of the net assets acquired. Goodwill is not amortized but is subject to an annual (or under certain circumstances more frequent) impairment test in the fourth quarter based on its estimated fair value.
The Company’s actual results may differ materially from management’s expectations as a result of various factors, including but not limited to those discussed in the sections entitled “Risk Factors” and “Special Note Regarding Forward-Looking Statements” included within this Annual Report on Form 10-K. Overview of the Business Surf Air Mobility Inc.
The Company’s actual results and outcomes, and the timing of its results and outcomes, may differ materially from management’s expectations as a result of various factors, including but not limited to those discussed in the sections entitled “Risk Factors” and “Special Note Regarding Forward-Looking Statements” included within this Annual Report on Form 10-K.
These operating outflows were partially offset by non-cash changes in fair value of financial instruments of $50.2 million, non-cash impairment of goodwill of $60.0 million, non-cash stock-based compensation expenses of $48.3 million, increases in accounts payable and other liabilities of $28.6 million, increases in depreciation and amortization of $1.1 million, and increases in prepaid expenses and other current assets of $0.7 million.
These operating outflows were partially offset by non-cash changes in fair value of financial instruments of $50.2 million, non-cash impairment of goodwill of $60.0 million, non-cash stock-based compensation expenses of $48.3 million, increases in accounts payable and other liabilities of $28.6 million, increases in depreciation and amortization of $1.1 million, and increases in prepaid expenses and other current assets of $0.7 million. 60 In 2023, the Southern Acquisition resulted in net cash outflows from operating activities of $3.9 million.
The acquisition of Southern resulted in net cash outflows from operating activities of $3.9 million. This was primarily driven by a $3.3 million reduction in deferred income taxes and a net loss of $4.6 million These were mostly offset by increases in depreciation and amortization of $2.7 million, and non-cash operating leases of $1.5 million.
This was primarily driven by a $3.3 million reduction in deferred income taxes and a net loss of $4.6 million. These were mostly offset by increases in depreciation and amortization of $2.7 million, and non-cash operating leases of $1.5 million.
Of the total 2,831 on-demand charter flights, absent the impact of the acquisition of Southern, the Company conducted 2,282 on-demand charter flights in the year ended December 31, 2023 an increase from 1,696 for the year ended December 31, 2022, which resulted in a $3.1 million increase in cost of revenue associated with Company on-demand charter flights.
Of the total 3,515 on-demand charter flights, absent the impact of the acquisition of Southern, the Company conducted 2,478 on-demand charter flights in the year ended December 31, 2024 an increase from 2,282 for the year ended December 31, 2023, which resulted in a $5.8 million increase in cost of revenue associated with Company on-demand charter flights.
We recognize compensation expense resulting from stock-based payments over the period for which the requisite services are provided. Stock Options We use the Black-Scholes option pricing model to estimate the fair value of the stock options at the measurement date. The grant date is deemed to be the appropriate measurement date for stock options issued to employees and non-employees.
We recognize compensation expense resulting from stock-based payments over the period for which the requisite services are provided. Stock Options and Warrants We use the Black-Scholes option pricing model to estimate the fair value of the stock options and warrants at the measurement date.
Impairment of Goodwill The Company recorded impairment charges to previously recorded goodwill of its Southern business unit of $60.0 million during the year ended December 31, 2023 as a result of the identification of impairment indicators during the fourth quarter of 2023. The Company did not have goodwill during the year ended December 31, 2022.
Impairment of Goodwill The Company recorded impairment charges to previously recorded goodwill of its Southern business unit of $60.0 million during the year ended December 31, 2023 as a result of the identification of impairment indicators during the fourth quarter of 2023. No such charges were recorded during the year ended December 31, 2024.
The Southern Acquisition contributed to an increase in cost of revenue of $33.9 million, or 137%, during the year ended December 31, 2023 primarily due to aircraft expenses of $19.4 million, pilot expenses of $7.5 million, customer care expenses of $4.4 million, station expenses of $1.2 million, reservation systems of $0.7 million, and passenger re-accommodation expenses of $0.3 million.
The Southern Acquisition contributed to an increase in cost of revenue of $43.9 million, or 129%, during the year ended December 31, 2024 primarily due to aircraft expenses of $25.2 million, pilot expenses of $10.9 million, customer care expenses of $5.4 million, station expenses of $1.9 million, reservation systems of $0.9 million, and passenger re-accommodation expenses of $0.5 million.
Operating Expenses Cost of Revenue, exclusive of depreciation and amortization Cost of revenue increased by $37.1 million, or 149%, for the year ended December 31, 2023, compared to the year ended December 31, 2022.
Operating Expenses Cost of Revenue, exclusive of depreciation and amortization Cost of revenue increased by $48 million, or 78%, for the year ended December 31, 2024, compared to the year ended December 31, 2023.
Of the total 2,831 on-demand charter flights, absent the impact of the acquisition of Southern, the Company conducted 2,282 on-demand charter flights during the year ended December 31, 2023 compared to 1,696 on-demand charter flights during the year ended December 31, 2022.
Of the total 3,515 on-demand charter flights, absent the impact of the Southern Acquisition, the Company conducted 2,478 on-demand charter flights during the year ended December 31, 2024 compared to 2,282 on-demand charter flights during the year ended December 31, 2023.
Level 2 Inputs other than quoted prices included in Level 1, that are observable for the asset or liability, either directly or indirectly, such as quoted market prices for similar assets or liabilities; quoted prices in markets that are not active; or other inputs that are observable or can be corroborated by observable market data for substantially the full term of the asset or liability. 64 Level 3 Inputs are unobservable inputs that reflect management’s best estimate of what market participants would use in pricing the asset or liability at the measurement date.
Level 2 Inputs other than quoted prices included in Level 1, that are observable for the asset or liability, either directly or indirectly, such as quoted market prices for similar assets or liabilities; quoted prices in markets that are not active; or other inputs that are observable or can be corroborated by observable market data for substantially the full term of the asset or liability.
Assets and liabilities are classified in the hierarchy based on the lowest level of input that is significant to the fair value measurement. The Company’s assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of the assets and liabilities being measured and their placement within the fair value hierarchy.
The Company’s assessment of the significance of a particular input to the fair value measurement requires judgment and may affect the valuation of the assets and liabilities being measured and their placement within the fair value hierarchy.
The Company has experienced inflationary pressures, which have materially increased the Company’s costs for aircraft fuel, wages and benefits and other goods and services critical to its operations during 2022 and 2023 and believes perceived recessionary risks have impacted the 2023 results.
In addition to incremental costs incurred in the execution of the Company’s near and long-term business strategy, the Company has experienced inflationary pressures, which have materially increased the Company’s costs for aircraft fuel, wages and benefits and other goods and services critical to its operations during 2023 and 2024 and believes perceived recessionary risks have impacted the 2024 results.
Income taxes are accounted for under the asset and liability method in accordance with U.S. GAAP. Deferred income tax assets and liabilities are recognized for the future tax consequences attributable to differences between the consolidated financial statements carrying amounts of existing assets and liabilities and their respective tax bases and tax credit carryforwards.
Deferred income tax assets and liabilities are recognized for the future tax consequences attributable to differences between the consolidated financial statements carrying amounts of existing assets and liabilities and their respective tax bases and tax credit carryforwards.
Depreciation and Amortization Depreciation and amortization expenses increased by $2.7 million, or 266%, for the year ended December 31, 2023, compared to the year ended December 31, 2022 primarily due to depreciation of engines and aircraft acquired from Southern, as well as amortization of intangibles acquired in the Southern Acquisition.
Depreciation and Amortization Depreciation and amortization expenses increased by $4.6 million, or 122%, for the year ended December 31, 2024, compared to the year ended December 31, 2023 primarily due to depreciation of engines and aircraft, as well as amortization of intangibles acquired in the Southern Acquisition for the full twelve months during year ended December 31, 2024.
We have elected to account for forfeitures as they occur. The use of the Black-Scholes option pricing model requires the use of subjective assumptions, including the following: • Fair Value of Common Stock —Prior to the Company’s direct listing, the absence of an active market for our Common Stock required us to estimate the fair value of our Common Stock.
The use of the Black-Scholes option pricing model requires the use of subjective assumptions, including the following: • Fair Value of Common Stock —Prior to the Company’s direct listing, the absence of an active market for our common stock required us to estimate the fair value of our common stock. See the subsection titled “common stock Valuations” below.
Headquartered in Hawthorne, California, Surf Air was originally founded in 2013 as a Delaware corporation and commenced flight operations in June 2013. Internal Reorganization On July 21, 2023, SAGL Merger Sub Inc., a wholly-owned subsidiary of the Company, was merged with and into Surf Air, after which Surf Air became a wholly-owned subsidiary of the Company (the “Internal Reorganization”).
Internal Reorganization On July 21, 2023, SAGL Merger Sub Inc., a wholly-owned subsidiary of the Company, was merged with and into Surf Air, after which Surf Air became a wholly-owned subsidiary of the Company (the “Internal Reorganization”).
For historical financial information of Southern prior to the Acquisition Date, refer to the sections entitled “Unaudited Condensed Consolidated Financial Statements for Southern Airways Corporation” and “Audited Financial Statements for Southern Airways Corporation as of December 31, 2022 and 2021 and for the Years Ended December 31, 2022 and 2021” in the Form 8-K/A filed August 29, 2023. 2023 Operating Environment Since 2020, the Company has been incurring expenses to support the development of the technology of its digital platform with the aim of providing a delightful, premium flying experience, and the Company expects these development expenses to continue to be incurred.
For historical financial information of Southern prior to the Acquisition Date, refer to the sections entitled “Unaudited Condensed Consolidated Financial Statements for Southern Airways Corporation” and “Audited Financial Statements for Southern Airways Corporation as of December 31, 2022 and 2021 and for the Years Ended December 31, 2022 and 2021” in the Form 8-K/A filed August 29, 2023. 2024 Operating Environment Since 2020, the Company has been incurring expenses to support the development of the technology of its digital platform with the aim of enabling the regional air mobility market to operate at scale and to enhance the user’s ability to make informed decisions based on multiple first and third party data sources as well as connected aircraft, and the Company expects these development expenses to continue to be incurred.
On-demand revenue increased by $5.2 million, or 32%, for the year ended December 31, 2023, compared to the year ended December 31, 2022.
On-demand revenue increased by $7.6 million, or 36%, for the year ended December 31, 2024, compared to the year ended December 31, 2023.
As the Internal Reorganization did not take effect until July 21, 2023, the financial statements presented in this Annual Report on Form 10-K reflect the financial position, results of operations and cash flows of Surf Air, the predecessor to the Company, for all periods prior to the date of the Internal Reorganization.
As the Internal Reorganization took place on July 21, 2023, the financial statements presented herein reflect the financial position, results of operations and cash flows of Surf Air, the predecessor to the Company, for all periods prior to July 21, 2023.
The Company intends to finance these aircraft through Jetstream Aviation Capital, with which the Company currently has a sale-leaseback financing arrangement of up to $450 million, and additional debt facilities that it intends to obtain. See the section entitled “ Risk Factors — Risks Related to SAM’s Financial Position and Capital Requirements — SAM has no 60 operating history.
The Company may finance these aircraft through Jetstream Aviation Capital, with which the Company currently has a sale-leaseback financing arrangement of up to $450 million, and additional debt facilities that it intends to obtain.
As a result of the Internal Reorganization and settlements of SAFE notes as part of the Company’s direct listing, these balances have been significantly reduced as of December 31, 2023.
As a result of the Internal Reorganization and settlements of SAFE notes as part of the Company’s direct listing, these balances have been significantly reduced as of December 31, 2024. The Company has accounted for the Mandatory Convertible Security with GEM at fair value.
Our past financial results may not be a reliable indicator of SAM’s future success. ” The Company has engaged AeroTEC to develop fully-electric and hybrid-electric Supplemental Type Certificates (“STCs”) for the Cessna Grand Caravan in partnership with TAI. A portion of these costs are expected to be funded through the Share Purchase Agreement.
See the section entitled “ Risk Factors — Risks Related to Our Financial Position and Capital Requirements — Our past financial results may not be a reliable indicator of our future results. ” The Company has engaged AeroTEC to develop fully-electric and hybrid-electric Supplemental Type Certificates (“STCs”) for the Cessna Grand Caravan in partnership with TAI.
The Company’s total outstanding federal excise tax liability including accrued penalties and interest of approximately $7.6 million is included in accrued expenses and other current liabilities on the Consolidated Balance Sheet as of December 31, 2023 and December 31, 2022. In May 2023, the Company made a payment to the IRS totaling $0.2 million.
The Company is currently in default of these obligations, with a total outstanding federal excise tax liability, including accrued penalties and interest, of $7.7 million included in accrued expenses and other current liabilities on the Consolidated Balance Sheet as of December 31, 2024.
Year Ended December 31, Change 2023 2022 Increase/ Decrease % Scheduled Flight Hours (1) 34,388 2,524 31,864 1,262 % On-Demand Flights (2) 2,831 1,696 1,135 67 % Scheduled Passengers (3) 176,131 7,131 169,000 2,370 % Headcount (4) 833 85 748 880 % Scheduled Departures (5) 31,476 2,002 29,474 1,472 % (1) Scheduled Flight Hours represent actual flight time from takeoff through landing that were flown in the period and excludes departures for maintenance or repositioning events.
Year Ended December 31, Change 2024 2023 Increase/ Decrease % Scheduled Flight Hours (1) 67,918 34,388 33,530 98 % On-Demand Flights (2) 3,515 2,831 684 24 % Scheduled Passengers (3) 353,077 176,131 176,946 100 % Headcount (4) 703 833 (130 ) (16 )% Scheduled Departures (5) 69,000 31,476 37,524 119 % (1) Scheduled Flight Hours represent actual flight time from takeoff through landing that were flown in the period and excludes departures for maintenance or repositioning events.
The weighted-average grant date fair value of the PRSUs granted in October was $0.81 per share for the 50,000 RSUs vesting upon an Average Closing Price equaling or exceeding $5 per share, $0.55 per share for the 75,000 RSUs vesting upon an Average Closing Price equaling or exceeding $10 per share, and $0.39 per share for the 75,000 RSUs vesting upon an Average Closing Price equaling or exceeding $15 per share.
The weighted-average grant date fair value of the PRSUs granted in October was $5.67 per share for the 7,143 RSUs vesting upon an Average Closing Price equaling or exceeding $35 per share, $3.85 per share for the 10,714 RSUs vesting upon an Average Closing Price equaling or exceeding $70 per share, and $2.73 per share for the 10,714 RSUs vesting upon an Average Closing Price equaling or exceeding $105 per share.
Our management believes that the accounting estimates listed below are those that are most critical to the portrayal of our financial condition and results of operations, and that require management’s most difficult, subjective and complex judgments in estimating the effect of inherent uncertainties. Goodwill We have made acquisitions in the past that included goodwill.
GAAP requires management to make estimates and assumptions that affect the amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements, and the reported amounts of income and expense during the reported period. 63 Our management believes that the accounting estimates listed below are those that are most critical to the portrayal of our financial condition and results of operations, and that require management’s most difficult, subjective and complex judgments in estimating the effect of inherent uncertainties.
The Company’s capital expenditures in 2022 and in 2023 were limited to payments made for aircraft supply deposits, aircraft parts, engines, immaterial purchases and internally developed software.
The Company’s capital expenditures in 2024 and in 2023 were limited to payments made for aircraft purchases under the TAI Aircraft Supply Agreement, aircraft supply deposits, aircraft parts, engines, immaterial purchases and internally developed software. The Company intends to invest significantly in expansion of its network footprint and in development of electrified powertrain technology and its commercial platform.
Prior to the Company’s direct listing in July 2023, the Company has funded its operations and capital needs primarily through the net proceeds received from the issuance of various debt instruments, convertible securities, related party funding, and preferred and common share financing arrangements.
The Company has historically funded its operations and capital needs primarily through the net proceeds received from the issuance of various debt instruments, convertible securities, related party funding, and preferred and common share financing arrangements. During the year ended December 31, 2023, the Company received $8 million under a convertible note purchase agreement with Partners for Growth V, L.P.
For the year ended December 31, 2022, net cash used in operating activities was $28 million, primarily driven by a net loss of $74.4 million and a gain on extinguishment of debt of $6.0 million.
For the year ended December 31, 2023, net cash used in operating activities was $64.4 million, driven by a net loss of $250.7 million and a $2.1 million reduction in operating lease liabilities.
Securities and Exchange Commission (the “SEC”) registering up to 300.0 million shares of the Company’s Common Stock, which represents the balance of the full amount of shares of Common Stock that the Company estimates could be issued and sold to GEM for advances under the Share Purchase Agreement, plus the amount of shares the Company estimates could be issued and sold to GEM for $50 million of draw-downs under the Share Purchase Agreement.
The Company had previously filed a Form S-1 registration statement (File No. 333-275434) with the SEC, registering up to 42,857,143 shares of the Company’s common stock, which represents the balance of the full amount of shares of common stock that the Company estimated could be issued and sold to GEM for advances under the Share Purchase Agreement, plus the amount of shares the Company estimated could be sold to GEM for $50.0 million under the Share Purchase Agreement, (the “Prior Registration Statement”).
The increase in revenue was attributable to the following changes in on-demand and scheduled revenues (in thousands, except percentages): Year Ended December 31, Change 2023 2022 $ % Scheduled $ 39,397 $ 4,324 $ 35,073 811 % On-Demand 21,108 15,950 5,158 32 % Total revenue $ 60,505 $ 20,274 $ 40,231 198 % Scheduled revenue increased by $35.1 million, or 811%, for the year ended December 31, 2023, compared to the year ended December 31, 2022.
The increase in revenue was attributable to the following changes in on-demand and scheduled revenues (in thousands, except percentages): Year Ended December 31, Change 2024 2023 $ % Scheduled $ 90,735 $ 39,397 $ 51,338 130 % On-Demand 28,690 21,108 7,582 36 % Total revenue $ 119,425 $ 60,505 $ 58,920 97 % Scheduled revenue increased by $51.3 million, or 130%, for the year ended December 31, 2024, compared to the year ended December 31, 2023.
This was partially offset by $12.5 million in non-cash stock-based compensation expenses, $27.7 million in changes in fair value of financial instruments, and accounts payable and other liabilities of $11 million.
This was largely offset by a decrease of $38.5 million in non-cash changes in fair value of financial instruments, a decrease of $60.0 million in impairment of goodwill charges, decreases of $54.2 million in non-cash stock-based compensation expenses, and a decrease of $10.5 million in changes in accrued expenses and other liabilities.
Other expenses also increased for the year ended December 31, 2023 compared to the year ended December 31, 2022 due to an increase in interest expense of $2.4 million driven by $1.3 million of expense due to debt acquired from Southern and $1.1 million primarily attributable to higher interest rates.
Technology and Development Technology and development expenses increased by $3.2 million, or 15%, for the year ended December 31, 2024, compared to the year ended December 31, 2023. The increase was driven primarily by an increase in expenses related to software development work with Palantir of $4.1 million.
These were offset by net cash received from the acquisition of Southern of $0.7 million.
Totals for 2023 include $0.7 million in net cash received from the Southern Acquisition.
These factors were offset by $1.5 million due to payments on long-term debt and amounts due under finance leases acquired from Southern.
These factors were offset by $1.5 million due to payments on long-term debt and amounts due under finance leases acquired from Southern. Net cash provided by financing activities increased period over period by $4.2 million, primarily driven by increases in net borrowings of long term debt of $37.5 million and a $12.0 million increase in borrowings from related parties.
As the Company does not currently, and does not intend in the foreseeable future to, enter into any transactions to hedge fuel costs, or otherwise fix labor costs, the Company will continue to be fully exposed to fluctuations in prices of material operating costs. 54 Key Operating Measures In addition to the data presented in our consolidated financial statements, we use the following key operating measures commonly used throughout the air transport industry to evaluate our business, measure our performance, develop financial forecasts and make strategic decisions.
The Company continues to actively 57 monitor its financial condition, liquidity, operations, suppliers, industry and workforce. As the Company does not currently, and does not intend in the foreseeable future to, enter into any transactions to hedge fuel costs, or otherwise fix labor costs, the Company will continue to be fully exposed to fluctuations in prices of material operating costs.
Cash Flow from Investing Activities For the year ended December 31, 2023, net cash used in investing activities was $7.1 million, an increase of $6.8 million compared to the year ended December 31, 2022, driven by $5.0 million of cash paid for aircraft purchase deposits and $2.5 million of property and equipment.
Cash Flow from Investing Activities For the year ended December 31, 2024, net cash used in investing activities was $3.6 million, a decrease of $3.5 million compared to the year ended December 31, 2023, driven by an increase of $10.5 million in cash from sales of fixed assets and partially offset by an increase in fixed asset purchases of $4.2 million and $2.2 million in internal use software development costs.
These increases in expenses were offset by an increase of $40.2 million in revenue, of which $36.7 million was a attributable to the inclusion of Southern’s operations from the July 27, 2023 acquisition date. 57 Cash Flow Analysis The following table presents a summary of our cash flows ( in thousands ): Year Ended December 31, 2023 2022 Net cash provided by (used in): Operating activities $ (64,371 ) $ (28,037 ) Investing activities (7,100 ) (298 ) Financing activities 72,990 27,673 Net change in cash and cash equivalents $ 1,519 $ (662 ) Cash Flow from Operating Activities For the year ended December 31, 2023, net cash used in operating activities was $64.4 million, driven by a net loss of $250.7 million and a $2.1 million reduction in operating lease liabilities .
Cash Flow Analysis The following table presents a summary of our cash flows ( in thousands ): Year Ended December 31, 2024 2023 Net cash provided by (used in): Operating activities $ (54,322 ) $ (64,371 ) Investing activities (3,609 ) (7,100 ) Financing activities 77,175 72,990 Net change in cash and cash equivalents $ 19,244 $ 1,519 Cash Flow from Operating Activities For the year ended December 31, 2024, net cash used in operating activities was $54.3 million, driven by a net loss of $74.9 million, net reversals of $6.0 million in non-cash stock-based compensation, and a $4.3 million reduction in deferred revenue.
The Company’s total outstanding property tax liability including penalties and interest is approximately $1.9 million as of December 31, 2023. Of the total outstanding property tax liability, $1.2 million is from a tax lien from Los Angeles County for four of the Company’s aircraft due to the outstanding liability of its 2018 through 2022 property tax returns.
Additionally, Los Angeles County has imposed a tax lien on four of the Company’s aircraft due to the late filing of the Company’s 2022 property tax return. As of December 31, 2024, the amount of property tax, interest and penalties related to the Los Angeles County tax lien for all unpaid tax years was approximately $1.1 million.
It is a certified Part 135 operator that operates a fleet of over 50 aircraft, including the 53 Cessna Caravan, the Cessna Grand Caravan, the King Air Super 200, the Saab 340, the Pilatus PC-12, the Tecnam Traveller, and the Citation Bravo.
Southern is a scheduled service commuter airline serving cities across the United States that is headquartered in Palm Beach, Florida and commenced flight operations in June 2013. It is a certified Part 135 operator that operates a fleet of over 50 aircraft, including the Cessna Caravan, the Cessna Grand Caravan, the Pilatus PC-12, and the Tecnam Traveller.
(“PFG”), $25 million through a share purchase with GEM Global Yield LLC SCS (“GEM”) and an entity affiliated with GEM that provides incremental financing, and $10.2 million in advances under the Share Purchase Agreement (see Note 12, Share Purchase Agreement and GEM Purchase ). On November 9, 2023, the Company filed a Form S-1 registration statement with the U.S.
(“PFG”), $25.0 million through the Share Purchase Agreement with GEM Global Yield LLC SCS (“GEM”) and $10.2 million in advances and draws under the second amended and restated Share Purchase Agreement with GEM (see Note 12, Share Purchase Agreement, GEM Purchase, and Mandatory Convertible Security ).
The following table summarizes the Company’s contractual commitments and obligations (in thousands) : Total 2024 2025 2026 2027 2028 Thereafter Long-term debt $ 25,794 $ 5,175 $ 2,612 $ 2,819 $ 12,828 $ 685 $ 1,675 Operating leases 14,392 6,571 4,484 2,398 939 — — Finance leases 1,813 359 348 336 330 440 — Repayment of related party term loans 18,610 18,610 — — — — — Minimum payments under aircraft supply agreements 292,000 31,400 26,400 72,600 66,000 66,000 29,600 Minimum payments under data license agreements 12,500 12,500 — — — — — Minimum payments under sales and marketing agreements 40,000 15,000 10,000 10,000 5,000 — — Minimum payments under technology development agreements 31,000 8,000 8,000 8,000 7,000 — — Total $ 436,109 $ 97,615 $ 51,844 $ 96,153 $ 92,097 $ 67,125 $ 31,275 Critical Accounting Policies and Estimates The consolidated financial statements of the Company are prepared in accordance with accounting principles generally accepted in the United States of America (“U.S.
The following table summarizes the Company’s contractual commitments and obligations (in thousands) : Total 2025 2026 2027 2028 2029 Thereafter Long-term debt $ 64,593 $ 2,543 $ 2,676 $ 12,032 $ 45,669 $ 421 $ 1,252 Operating leases 20,690 6,561 4,603 3,158 2,219 2,218 1,931 Finance leases 1,537 389 372 336 264 176 — Repayment of related party term loans 50,000 — — — 50,000 — — Repayment of convertible notes 8,034 — — — 8,034 — — Minimum payments under aircraft supply agreements 283,800 3,000 13,200 13,200 13,200 62,700 178,500 Minimum payments under data license agreements 9,500 9,500 — — — — — Minimum payments under sales and marketing agreements 40,000 15,000 10,000 10,000 5,000 — — Minimum payments under technology development agreements 27,400 8,400 8,000 8,000 3,000 — — Total $ 505,554 $ 45,393 $ 38,851 $ 46,726 $ 127,386 $ 65,515 $ 181,683 Critical Accounting Policies and Estimates The consolidated financial statements of the Company are prepared in accordance with accounting principles generally accepted in the United States of America (“U.S.
The Company has placed an order with TAI for 100 Cessna Grand Caravan aircraft with an option for an additional 50 Cessna Grand Caravan aircraft, with expected delivery taken over the next five years. As of December 31, 2023, the Company had made deposits of $5.0 million for aircraft that are scheduled to be delivered starting in Q2 2024.
Expansion of the network will require acquisition of aircraft over the next five years with an expected cost of approximately $0.3 billion. The Company has an order in place with TAI for 90 Cessna Grand Caravan aircraft with an option for an additional 26 Cessna Grand Caravan aircraft, with expected delivery taken over the next five years.
For the year ended December 31, 2022, net cash provided by financing activities was $27.7 million from proceeds from borrowings of SAFE and convertible notes of $19.1 million, proceeds from borrowings due to related parties of $7.1 million, and proceeds from issuance of preferred shares of $1.4 million.
Cash Flow from Financing Activities For the year ended December 31, 2024, net cash provided by financing activities was $77.2 million due to proceeds from borrowings under long term debt agreements, net of repayments, of $36.2 million, borrowings from related parties of $34.5 million, net proceeds of $2.8 million from collateralized borrowings, and proceeds from the GEM share purchase agreement of $3.9 million.
The impact of the Southern Acquisition contributed an increase of $35.6 million, or 823%, to scheduled revenue primarily related to EAS revenue of $19.2 million, passenger revenue of $14.9 million, and other revenue of $1.5 million since the acquisition of Southern at the beginning of the third quarter.
The impact of the Southern Acquisition contributed an increase of $52 million, or 146%, to scheduled revenue primarily related to EAS revenue of $30.3 million, passenger revenue of $20.2 million, and other revenue of $1.5 million, due to the results of Southern only being included for the period from July 27 to December 31, 2023 for purposes of the Company’s 2023 financial results.
These were partially offset by an increase of $22.3 million in non-cash changes in fair value of financial instruments, an increase of $60.0 million in impairment of goodwill charges, increases of $36.1 million in non-cash stock-based compensation expenses, increases of $17.1 million in accounts payable and other liabilities, a $6.3 million increase in loss on extinguishment of debt, and increases of $2.8 million in depreciation and amortization.
These operating outflows were partially offset by changes in fair value of financial instruments of $11.7 million, increases in accrued expenses and other current liabilities of $8.4 million, and depreciation and amortization expenses of $8.3 million.
Technology and Development Technology and development expenses increased by $17.6 million, or 534%, for the year ended December 31, 2023, compared to the year ended December 31, 2022.
Other Income/(Expense) Other expense, net decreased by $42.3 million, or -74%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.