Biggest changeWe believe this measure is useful to investors in evaluating our ability to service our debt and make continuing investments with internally generated funds, although it may not be directly comparable to similar measures reported by other companies. 50 Results of Operations - Altice USA Years Ended December 31, Favorable (Unfavorable) 2024 2023 Revenue: Broadband $ 3,645,460 $ 3,824,472 $ (179,012) Video 2,896,600 3,072,011 (175,411) Telephony 277,938 300,198 (22,260) Mobile 117,084 77,012 40,072 Residential revenue 6,937,082 7,273,693 (336,611) Business services and wholesale 1,471,764 1,467,149 4,615 News and advertising 486,172 447,742 38,430 Other 59,399 48,480 10,919 Total revenue 8,954,417 9,237,064 (282,647) Operating expenses: Programming and other direct costs 2,896,570 3,029,842 133,272 Other operating expenses 2,711,828 2,646,258 (65,570) Restructuring, impairments and other operating items 23,696 214,727 191,031 Depreciation and amortization 1,642,231 1,644,297 2,066 Operating income 1,680,092 1,701,940 (21,848) Other income (expense): Interest expense, net (1,763,166) (1,639,120) (124,046) Gain on investments and sale of affiliate interests, net 670 180,237 (179,567) Loss on derivative contracts, net — (166,489) 166,489 Gain on interest rate swap contracts, net 18,632 32,664 (14,032) Gain (loss) on extinguishment of debt and write-off of deferred financing costs (12,901) 4,393 (17,294) Other income (expense), net (5,675) 4,940 (10,615) Income (loss) before income taxes (82,348) 118,565 (200,913) Income tax benefit (expense) 4,071 (39,528) 43,599 Net income (loss) (78,277) 79,037 (157,314) Net income attributable to noncontrolling interests (24,641) (25,839) 1,198 Net income (loss) attributable to Altice USA, Inc. stockholders $ (102,918) $ 53,198 $ (156,116) 51 The following is a reconciliation of net income (loss) to Adjusted EBITDA (unaudited): Years Ended December 31, 2024 2023 Net income (loss) $ (78,277) $ 79,037 Income tax expense (benefit) (4,071) 39,528 Other expense (income), net 5,675 (4,940) Gain on interest rate swap contracts, net (18,632) (32,664) Loss on derivative contracts, net — 166,489 Gain on investments and sale of affiliate interests, net (670) (180,237) Loss (gain) on extinguishment of debt and write-off of deferred financing costs 12,901 (4,393) Interest expense, net 1,763,166 1,639,120 Depreciation and amortization 1,642,231 1,644,297 Restructuring, impairments and other operating items 23,696 214,727 Share-based compensation 67,162 47,926 Adjusted EBITDA $ 3,413,181 $ 3,608,890 The following is a reconciliation of net cash flow from operating activities to Free Cash Flow (unaudited): Years Ended December 31, 2024 2023 Net cash flows from operating activities $ 1,582,401 $ 1,826,398 Less: Capital expenditures (cash) 1,433,013 1,704,811 Free Cash Flow $ 149,388 $ 121,587 The following table sets forth certain customer metrics (unaudited): December 31, Increase (Decrease) 2024 2023 (in thousands) Total passings (a) 9,830.8 9,628.7 202.1 Total customer relationships (b) 4,550.3 4,743.5 (193.2) Residential 4,173.7 4,363.1 (189.4) SMB 376.6 380.3 (3.7) Residential customers: Broadband 3,999.9 4,169.0 (169.1) Video 1,880.1 2,172.4 (292.3) Telephony 1,269.2 1,515.3 (246.1) Penetration of total passings (c) 46.3 % 49.3 % (3.0) % Average revenue per user ("ARPU") (d) $ 133.95 $ 136.01 $ (2.06) SMB customers: Broadband 346.1 348.9 (2.8) Video 81.0 89.6 (8.6) Telephony 194.5 203.2 (8.7) Total mobile lines (e) 459.6 322.2 137.4 FTTH total passings (f) 2,961.8 2,735.2 226.6 FTTH customer relationships (g) 538.2 341.4 196.8 FTTH Residential 523.4 333.8 189.6 FTTH SMB 14.7 7.6 7.1 Penetration of FTTH total passings (h) 18.2 % 12.5 % 5.7 % 52 (a) Represents the estimated number of single residence homes, apartments and condominium units passed by our HFC and FTTH network in areas serviceable without further extending the transmission lines.
Biggest changeWe believe this measure is useful to investors in evaluating our ability to service our debt and make continuing investments with internally generated funds, although it may not be directly comparable to similar measures reported by other companies. 53 Results of Operations - Optimum Communications Years Ended December 31, Favorable (Unfavorable) 2025 2024 Revenue: Broadband $ 3,542,230 $ 3,645,460 $ (103,230) Video 2,590,790 2,896,600 (305,810) Telephony 253,677 277,938 (24,261) Mobile 164,568 117,084 47,484 Residential revenue 6,551,265 6,937,082 (385,817) Business services and wholesale 1,489,061 1,471,764 17,297 News and advertising 471,800 486,172 (14,372) Other 78,341 59,399 18,942 Total revenue 8,590,467 8,954,417 (363,950) Operating expenses: Programming and other direct costs 2,637,181 2,896,570 259,389 Other operating expenses 2,681,740 2,711,828 30,088 Restructuring, impairments and other operating items 1,687,130 23,696 (1,663,434) Depreciation and amortization 1,696,974 1,642,231 (54,743) Operating income (112,558) 1,680,092 (1,792,650) Other income (expense): Interest expense, net (1,791,462) (1,763,166) (28,296) Gain on investments and sale of affiliate interests 5 670 (665) Gain on interest rate swap contracts, net 613 18,632 (18,019) Loss on extinguishment of debt and write-off of deferred financing costs (23,502) (12,901) (10,601) Other expense, net (3,051) (5,675) 2,624 Loss before income taxes (1,929,955) (82,348) (1,847,607) Income tax benefit 96,908 4,071 92,837 Net loss (1,833,047) (78,277) (1,754,770) Net income attributable to noncontrolling interests (35,977) (24,641) (11,336) Net loss attributable to Optimum Communications stockholders $ (1,869,024) $ (102,918) $ (1,766,106) The following is a reconciliation of net loss to Adjusted EBITDA (unaudited): Years Ended December 31, 2025 2024 Net loss $ (1,833,047) $ (78,277) Income tax benefit (96,908) (4,071) Other expense, net 3,051 5,675 Gain on interest rate swap contracts, net (613) (18,632) Gain on investments and sale of affiliate interests (5) (670) Loss on extinguishment of debt and write-off of deferred financing costs 23,502 12,901 Interest expense, net 1,791,462 1,763,166 Depreciation and amortization 1,696,974 1,642,231 Restructuring, impairments and other operating items 1,687,130 23,696 Share-based compensation 64,087 67,162 Adjusted EBITDA $ 3,335,633 $ 3,413,181 54 The following is a reconciliation of net cash flow from operating activities to Free Cash Flow (Deficit) (unaudited): Years Ended December 31, 2025 2024 Net cash flows from operating activities $ 1,228,457 $ 1,582,401 Less: Capital expenditures (cash) 1,347,294 1,433,013 Free Cash Flow (Deficit) $ (118,837) $ 149,388 The following table sets forth certain customer metrics (unaudited): December 31, Increase (Decrease) 2025 2024 (in thousands) Total passings (a) 10,008.2 9,830.8 177.3 Total customer relationships (b) 4,333.6 4,550.3 (216.6) Residential 3,963.8 4,173.7 (209.9) SMB 369.9 376.6 (6.7) Residential customers: Broadband 3,811.4 3,999.9 (188.4) Video 1,628.4 1,880.1 (251.7) Telephony 1,041.6 1,269.2 (227.7) Penetration of total passings (c) 43.3 % 46.3 % (3.0) % Average revenue per user ("ARPU") (d) $ 134.49 $ 133.95 $ 0.54 SMB customers: Broadband 342.0 346.1 (4.1) Video 72.6 81.0 (8.5) Telephony 182.5 194.5 (12.0) Total mobile lines (e) 622.5 459.6 162.9 FTTH total passings (f) 3,096.0 2,961.8 134.2 FTTH customer relationships (g) 715.9 538.2 177.8 FTTH Residential 694.8 523.4 171.3 FTTH SMB 21.2 14.7 6.4 Penetration of FTTH total passings (h) 23.1 % 18.2 % 5.0 % 55 (a) Represents the estimated number of single residence homes, apartments, and condominium units passed by our HFC and FTTH network in areas serviceable without further extending the transmission lines.
In counting bulk residential customers, such as an apartment building, we count each subscribing unit within the building as one customer, but do not count the master account for the entire building as a customer. We count a bulk commercial customer, such as a hotel, as one customer, and do not count individual rooms at that hotel.
In counting bulk residential customers, such as an apartment building, we count each subscribing unit within the building as one customer, but do not count the master account for the entire building as a customer. We count a bulk commercial customer, such as a hotel, as one customer, and do not count individual rooms at that hotel.
In addition, important factors that could cause our actual results to differ materially from those in our forward-looking statements include: • competition for broadband, video and telephony customers from existing competitors (such as broadband communications companies, DBS providers, wireless data and telephony providers, and Internet-based providers) and new fiber-based competitors entering our footprint; • changes in consumer preferences, laws and regulations or technology that may cause us to change our operational strategies; • increased difficulty negotiating programming agreements on favorable terms, if at all, resulting in increased costs to us and the loss of popular programming; • increasing programming costs and delivery expenses related to our products and services; • our ability to achieve anticipated customer and revenue growth, to successfully introduce new products and services and to implement our growth strategy; • our ability to complete our capital investment plans on time and on budget, including our plan to build a parallel FTTH network; • our ability to develop mobile voice and data services and our ability to attract customers to these services; • the effects of economic conditions or other factors which may negatively affect our customers’ demand for our current and future products and services; • the effects of industry conditions; • demand for digital and linear advertising products and services; • our substantial indebtedness and debt service obligations; • adverse changes in the credit market; • changes as a result of any tax reforms that may affect our business; • financial community and rating agency perceptions of our business, operations, financial condition and the industries in which we operate; • the restrictions contained in our financing agreements; • our ability to generate sufficient cash flow to meet our debt service obligations; • fluctuations in interest rates which may cause our interest expense to vary from quarter to quarter; • technical failures, equipment defects, physical or electronic break-ins to our services, computer viruses and similar problems; • cybersecurity incidents as a result of hacking, phishing, denial of service attacks, dissemination of computer viruses, ransomware and other malicious software, misappropriation of data, and other malicious attempts; 47 • disruptions to our networks, infrastructure and facilities as a result of natural disasters, power outages, accidents, maintenance failures, telecommunications failures, degradation of plant assets, terrorist attacks and similar events; • our ability to obtain necessary hardware, software, communications equipment and services and other items from our vendors at reasonable costs; • our ability to effectively integrate acquisitions and to maximize expected operating efficiencies from our acquisitions, if any; • significant unanticipated increases in the use of bandwidth-intensive Internet-based services; • the outcome of litigation, government investigations and other proceedings; and • other risks and uncertainties inherent in our cable and broadband communications businesses and our other businesses, including those listed under the captions "Risk Factors" and "Management's Discussion and Analysis of Financial Condition and Results of Operations" contained herein.
In addition, important factors that could cause our actual results to differ materially from those in our forward-looking statements include: • competition for broadband, video, and telephony customers from existing competitors (such as broadband communications companies, DBS providers, wireless data and telephony providers and Internet-based providers) and new fiber-based competitors entering our footprint; • changes in consumer preferences, laws and regulations or technology that may cause us to change our operational strategies; • increased difficulty negotiating programming agreements on favorable terms, if at all, resulting in increased costs to us and the loss of popular programming; • increasing programming costs and delivery expenses related to our products and services; • our ability to achieve anticipated customer and revenue growth, to successfully introduce new products and services and to implement our growth strategy; • our ability to complete our capital investment plans on time and on budget, including our plan to build a parallel FTTH network; • our ability to develop mobile voice and data services and our ability to attract customers to these services; • the effects of economic conditions or other factors which may negatively affect our customers’ demand for our current and future products and services; • the effects of industry conditions; • demand for digital and linear advertising products and services; • our substantial indebtedness and debt service obligations; • adverse changes in the credit market and availability of capital to refinance or repay future debt obligations; • changes as a result of any tax reforms that may affect our business; • financial community and rating agency perceptions of our business, operations, financial condition, and the industries in which we operate; • the restrictions contained in our financing agreements; • our ability to generate sufficient cash flow to meet our debt service obligations; • fluctuations in interest rates which may cause our interest expense to vary from quarter to quarter; • technical failures, equipment defects, physical or electronic break-ins to our services, computer viruses, and similar problems; • cybersecurity incidents as a result of hacking, phishing, denial of service attacks, dissemination of computer viruses, ransomware and other malicious software, misappropriation of data, and other malicious attempts; 50 • disruptions to our networks, infrastructure, and facilities as a result of natural disasters, power outages, accidents, maintenance failures, telecommunications failures, degradation of plant assets, terrorist attacks, and similar events; • our ability to obtain necessary hardware, software, communications equipment and services and other items from our vendors at reasonable costs; • our ability to effectively integrate acquisitions and to maximize expected operating efficiencies from our acquisitions, if any; • significant unanticipated increases in the use of bandwidth-intensive Internet-based services; • the outcome of litigation, government investigations and other proceedings; and • other risks and uncertainties inherent in our cable and broadband communications businesses and our other businesses, including those listed under the captions "Risk Factors" and "Management's Discussion and Analysis of Financial Condition and Results of Operations" contained herein.
We operate in a highly competitive consumer-driven industry and we compete against a variety of broadband, video, mobile, fixed wireless broadband and fixed-line telephony providers and delivery systems, including broadband communications companies, wireless data and telephony providers, fiber-based service providers, satellite delivered video signals, Internet-delivered video content and broadcast television signals available to residential and business customers in our service areas.
We operate in a highly competitive, consumer-driven industry and we compete against a variety of broadband, video, mobile, fixed wireless broadband and fixed-line telephony providers and delivery systems, including broadband communications companies, wireless data and telephony providers, fiber-based service providers, satellite-based connectivity providers, Internet-delivered video content and broadcast television signals available to residential and business customers in our service areas.
Our programming costs, which are the most significant component of our operating expenses, are impacted by increases in contractual rates, changes in the number of customers receiving certain programming services, new channel launches, and channel drops. We expect contractual rates to increase in the future.
Our programming costs, which are the most significant component of our operating expenses, are impacted by changes in contractual rates, changes in the number of customers receiving certain programming services, new channel launches, and channel drops. We expect contractual rates to increase in the future.
In addition, we derive revenue from the sale of advertising inventory available on the programming carried on our cable television systems, as well as other systems (linear revenue), digital advertising, data analytics and affiliation fees for news programming, which accounted for approximately 5% of our consolidated revenue for the year ended December 31, 2024.
In addition, we derive revenue from the sale of advertising inventory available on the programming carried on our cable television systems, as well as other systems (linear revenue), digital advertising, data analytics and affiliation fees for news programming, which accounted for approximately 5% of our consolidated revenue for the year ended December 31, 2025.
A hypothetical 10% reduction in the fair value of our franchise rights would result in an impairment charge of approximately $1,200,000. 67 Capitalization of Costs Costs incurred in the construction of our cable systems, including line extensions to, and upgrade of, our HFC infrastructure and construction of the parallel FTTH infrastructure, are capitalized.
A hypothetical 10% reduction in the fair value of our franchise rights would result in an impairment charge of approximately $1,160,000. Capitalization of Costs Costs incurred in the construction of our cable systems, including line extensions to, and upgrade of, our HFC infrastructure and construction of the parallel FTTH infrastructure, are capitalized.
The decrease in Adjusted EBITDA for the year ended December 31, 2024 as compared to the prior year was due to the decrease in revenue, partially offset by a decrease in operating expenses during 2024 (excluding depreciation and amortization, restructuring, impairments and other operating items and share-based compensation), as discussed above.
The decrease in Adjusted EBITDA for the year ended December 31, 2025 as compared to the prior year was due to the decrease in revenue, partially offset by a net decrease in operating expenses during 2025 (excluding depreciation and amortization, share-based compensation, restructuring, impairments and other operating items), as discussed above.
We expect to utilize Free Cash Flow and availability under the CSC Holdings Restricted Group and Lightpath revolving credit facilities, as well as future refinancing transactions, to further extend the maturities of, or reduce the principal on, our debt obligations. The timing and terms of any refinancing transactions will be subject to, among other factors, market conditions.
We expect to utilize Free Cash Flow and availability under the CSC Holdings revolving credit facility, as well as future refinancing transactions, to further extend the maturities of, or reduce the principal on, our debt obligations. The timing and terms of any refinancing transactions will be subject to, among other factors, market conditions.
Non-GAAP Financial Measures We define Adjusted EBITDA, which is a non-GAAP financial measure, as net income (loss) excluding income taxes, non-operating income or expenses, gain (loss) on extinguishment of debt and write-off of deferred financing costs, gain (loss) on interest rate swap contracts, gain (loss) on derivative contracts, gain (loss) on investments and sale of affiliate interests, interest expense, net, depreciation and amortization, share-based compensation, restructuring, 49 impairments and other operating items (such as significant legal settlements and contractual payments for terminated employees).
Adjusted EBITDA is a non-GAAP measure that is defined as net income (loss) excluding income taxes, non-operating income or expenses, gain (loss) on extinguishment of debt and write-off of deferred financing costs, gain (loss) on interest rate swap contracts, gain (loss) on derivative contracts, gain (loss) on investments and sale of affiliate interests, interest expense, net, depreciation and amortization, share-based compensation, restructuring, impairments and other operating items (such as significant legal settlements and contractual payments for terminated employees).
Lightpath Sources of cash for Lightpath include existing cash balances, operating cash flows from its operating subsidiaries and availability under the revolving credit facility. 63 Lightpath Credit Facility Lightpath is party to a credit agreement which provides a term loan in an aggregate principal amount of $700,000, as amended ($676,000 outstanding at December 31, 2024) and revolving loan commitments in an aggregate principal amount of $115,000, as amended.
Lightpath Sources of cash for Lightpath include existing cash balances, operating cash flows from its operating subsidiaries and availability under the revolving credit facility. 68 Lightpath Credit Facility Lightpath is party to a credit agreement which provides a term loan in an aggregate principal amount of $700,000, as amended ($669,183 outstanding at December 31, 2025) and revolving loan commitments in an aggregate principal amount of $115,000, as amended.
CSC Holdings Credit Facilities In October 2015, a wholly-owned subsidiary of Altice USA, which merged with and into CSC Holdings on June 21, 2016, entered into a senior secured credit facility, which, as amended, currently provides for U.S. dollar term loans in an aggregate principal of $5,001,942, comprising (i) an incremental term loan amount of $3,000,000 ($2,857,500 outstanding as of December 31, 2024) (“Incremental Term Loan B-5”) and (ii) an incremental term loan in an aggregate principal amount of $2,001,942 ($1,966,908 outstanding as of December 31, 2024) (“Incremental Term Loan B-6”), and U.S. dollar revolving loan commitments in an aggregate principal amount of $2,475,000 ($1,700,000 outstanding as of December 31, 2024) (the "CSC Revolving Credit Facility" and, together with the Incremental Term Loan B-5 and Incremental Term B-6, the "CSC Credit Facilities"), which are governed by a credit facilities agreement entered into by, inter alios, CSC Holdings, certain lenders party thereto and JPMorgan Chase Bank, N.A. as administrative agent and security agent (as amended, restated, supplemented or otherwise modified from time to time, the "CSC Credit Facilities Agreement").
CSC Holdings Credit Facilities In October 2015, a wholly-owned subsidiary of Optimum Communications, which merged with and into CSC Holdings on June 21, 2016, entered into a senior secured credit facility, which, as amended, currently provides for U.S. dollar term loans in an aggregate principal of $5,001,942, comprising (i) an incremental term loan amount of $3,000,000 ($2,827,500 outstanding as of December 31, 2025) ("Incremental Term Loan B-5"), (ii) an incremental term loan in an aggregate principal amount of $2,001,942 ($0 outstanding as of December 31, 2025) ("Incremental Term Loan B-6"), and (iii) an incremental term loan in an aggregate principal amount of $2,000,000 ($0 outstanding as of December 31, 2025) ("Incremental Term Loan B-7"), and U.S. dollar revolving loan commitments in an aggregate principal amount of $2,475,000 ($2,125,000 outstanding as of December 31, 2025) (the "CSC Revolving Credit Facility" and, together with the Incremental Term Loan B-5, Incremental Term B-6, Incremental Term B-7, the "CSC Credit Facilities"), which are governed by a credit facilities agreement entered into by, inter alios, CSC Holdings, certain lenders party thereto and JPMorgan Chase Bank, N.A. as administrative agent and security agent (as amended, restated, supplemented, or otherwise modified from time to time, the "CSC Credit Facilities Agreement").
(h) Represents the number of total FTTH customer relationships divided by FTTH total passings. 53 Comparison of Results for the Year Ended December 31, 2024 to Results for the Year Ended December 31, 2023 Broadband Revenue Broadband revenue for the years ended December 31, 2024 and 2023 was $3,645,460 and $3,824,472, respectively.
(h) Represents the number of total FTTH customer relationships divided by FTTH total passings. 56 Comparison of Results for the Year Ended December 31, 2025 to Results for the Year Ended December 31, 2024 Broadband Revenue Broadband revenue for the years ended December 31, 2025 and 2024 was $3,542,230 and $3,645,460, respectively.
The increase was primarily due to higher mobile equipment sales during 2024 as compared to 2023. 54 Programming and Other Direct Costs Programming and other direct costs for the years ended December 31, 2024 and 2023 amounted to $2,896,570 and $3,029,842, respectively.
The increase was primarily due to higher mobile equipment sales during 2025 as compared to 2024. Programming and Other Direct Costs Programming and other direct costs for the years ended December 31, 2025 and 2024 amounted to $2,637,181 and $2,896,570, respectively.
At December 31, 2024, $163,738 of the CSC Revolving Credit Facility was restricted for certain letters of credit issued on our behalf and $611,262 was undrawn and available, subject to covenant limitations. As of December 31, 2024, CSC Holdings was in compliance with applicable financial covenants under its credit facility.
At December 31, 2025, $183,514 of the CSC Revolving Credit Facility was restricted for certain letters of credit issued on our behalf and $166,486 was undrawn and available, subject to covenant limitations. As of December 31, 2025, CSC Holdings was in compliance with applicable financial covenants under its credit facility.
Our competitors include AT&T, DirecTV, DISH, Frontier, Lumen Technologies, Inc., T-Mobile, and Verizon. Consumers' selection of an alternate source of service, whether due to economic constraints, technological advances, or preference, negatively impacts the demand for our services. For more information on our competitive landscape, see "Risk Factors" and "Business-Competition" included herein.
Consumers' selection of an alternate source of service, whether due to economic constraints, technological advances, or preference, negatively impacts the demand for our services. For more information on our competitive landscape, see "Risk Factors" and "Business—Competition" included herein.
Interest Expense, Net Interest expense, net was $1,763,166 and $1,639,120 for the years ended December 31, 2024 and 2023, respectively.
Interest Expense, Net Interest expense, net was $1,791,462 and $1,763,166 for the years ended December 31, 2025 and 2024, respectively.
In 2024, our financing activities consisted primarily of the repayment of debt of $4,223,233, and principal payments on finance lease obligations of $127,349, partially offset by net proceeds from long-term debt of $4,214,750. 65 In 2023, our financing activities consisted primarily of the repayment of debt of $2,688,009, and principal payments on finance lease obligations of $149,297, partially offset by net proceeds from long-term debt of $2,700,000.
In 2024, our financing activities consisted primarily of the repayment of debt of $4,225,233, and principal payments on finance lease obligations of $127,349, offset by net proceeds from long-term debt of $4,214,750.
Gain (Loss) on Extinguishment of Debt and Write-off of Deferred Financing Costs Gain (loss) on extinguishment of debt and write-off of deferred financing costs amounted to $(12,901) and $4,393 for the years ended December 31, 2024 and 2023, respectively. 57 The following table provides a summary of the gain (loss) on extinguishment of debt and the write-off of deferred financing costs recorded by us: Years ended December 31, 2024 2023 Settlement of collateralized debt $ — $ 4,393 Incremental borrowing on Lightpath's Term Loan Facility (5,866) — Repayment of CSC Holdings Term Loan B and Incremental Term Loan B-3 (2,598) Redemption of 5.250% Senior Notes and 5.250% Series B Senior Notes due June 2024 (4,437) $ (12,901) $ 4,393 Other Income (Expense), Net Other income (expense), net amounted to $(5,675) and $4,940 for the years ended December 31, 2024 and 2023, respectively.
Loss on Extinguishment of Debt and Write-off of Deferred Financing Costs Loss on extinguishment of debt and write-off of deferred financing costs amounted to $23,502 and $12,901 for the years ended December 31, 2025 and 2024, respectively. 60 The following table provides a summary of the loss on extinguishment of debt and the write-off of deferred financing costs recorded by us: Years ended December 31, 2025 2024 Incremental borrowing on Lightpath's Term Loan Facility $ — $ (5,866) Repayment of CSC Holdings Term Loan B and Incremental Term Loan B-3 — (2,598) Redemption of 5.250% Senior Notes and 5.250% Series B Senior Notes due June 2024 — (4,437) Repayment of CSC Holdings Term Loan B-6 (21,809) — Early termination of certain finance leases (1,693) — $ (23,502) $ (12,901) Other Expense, Net Other expense, net amounted to $3,051 and $5,675 for the years ended December 31, 2025 and 2024, respectively.
Income Tax Benefit (Expense) We recorded an income tax benefit of $4,071 for the year ended December 31, 2024, resulting in an effective tax rate of 4.9% and an income tax expense of $(39,528) for the year ended December 31, 2023, resulting in an effective tax rate of 33% (See Note 14 ).
Income Tax Benefit We recorded an income tax benefit of $96,908 for the year ended December 31, 2025, resulting in an effective tax rate of 5.0% and an income tax benefit of $4,071 for the year ended December 31, 2024, resulting in an effective tax rate of 4.9% (See Note 14 ).
Our residential broadband, video, telephony and mobile services accounted for approximately 41%, 32%, 3%, and 1% respectively, of our consolidated revenue for the year ended December 31, 2024. We also derive revenue from the sale of a wide and growing variety of products and services to both large enterprise and SMB customers, including broadband, telephony, networking, video and mobile services.
We also derive revenue from the sale of a wide and growing variety of products and services to both large enterprise and SMB customers, including broadband, telephony, networking, video, and mobile services. For the year ended December 31, 2025, 17% of our consolidated revenue was derived from these business services.
Financing Activities Net cash used in financing activities amounted to $81,552 and $122,591 for the years ended December 31, 2024 and 2023, respectively. In 2024, our financing activities consisted primarily of the repayment of long-term debt of $4,225,233, and principal payments on finance lease obligations of $127,349, partially offset by net proceeds from long-term debt of $4,214,750.
In 2024, our financing activities consisted primarily of the repayment of debt of $4,223,233, and principal payments on finance lease obligations of $127,349, offset by net proceeds from long-term debt of $4,214,750. CSC Holdings Operating Activities Net cash provided by operating activities amounted to $1,234,127 and $1,481,774 for the years ended December 31, 2025 and 2024, respectively.
Cash Flow Discussion Altice USA Operating Activities Net cash provided by operating activities amounted to $1,582,401 and $1,826,398 for the years ended December 31, 2024, and 2023, respectively.
Cash Flow Discussion Optimum Communications Operating Activities Net cash provided by operating activities amounted to $1,228,457 and $1,582,401 for the years ended December 31, 2025, and 2024, respectively.
The Lightpath silo includes all of its operating subsidiaries which are subject to the covenants and restrictions of the Lightpath credit facility and indentures governing the notes issued by Lightpath. 62 CSC Holdings Restricted Group Sources of cash for the CSC Holdings Restricted Group include primarily cash flow from the operations of the businesses in the CSC Holdings Restricted Group, borrowings under its credit facility and issuance of securities in the capital markets, contributions from its parent, and, from time to time, distributions or loans from its subsidiaries.
CSC Holdings Restricted Group Sources of cash for the CSC Holdings Restricted Group include primarily cash flow from the operations of the businesses in the CSC Holdings Restricted Group, borrowings under its credit facility and issuance of securities in the capital markets, contributions from its parent, and, from time to time, distributions or loans from its subsidiaries.
Business services and wholesale revenue is derived primarily from the sale of fiber-based telecommunications services to the business market, and the sale of broadband, video, telephony, and mobile services to SMB customers. Business services and wholesale revenue increased $4,615 for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Business Services and Wholesale Revenue Business services and wholesale revenue for the years ended December 31, 2025 and 2024 was $1,489,061 and $1,471,764, respectively. Business services and wholesale revenue is derived primarily from the sale of fiber-based telecommunications services to the business market, and the sale of broadband, video, telephony, and mobile services to SMB customers.
The decrease was due primarily to a decline in video customers, partially offset by higher average recurring video revenue per video customer, primarily driven by certain rate increases. Telephony Revenue Telephony revenue for the years ended December 31, 2024 and 2023 was $277,938 and $300,198, respectively.
Video revenue decreased $305,810 (11%) for the year ended December 31, 2025 compared to the year ended December 31, 2024. The decrease was due primarily to a decline in video customers, partially offset by higher average recurring video revenue per video customer, primarily driven by certain rate increases.
The following is a reconciliation of CSC Holdings' net income (loss) to Adjusted EBITDA (unaudited): CSC Holdings Years ended December 31, 2024 2023 Net income (loss) $ (77,420) $ 75,988 Income tax expense (benefit) (8,272) 42,577 Other expense (income), net 5,675 (4,940) Gain on interest rate swap contracts, net (18,632) (32,664) Loss on derivative contracts, net — 166,489 Gain on investments and sale of affiliate interests, net (670) (180,237) Loss (gain) on extinguishment of debt and write-off of deferred financing costs 12,901 (4,393) Interest expense, net 1,764,696 1,639,120 Depreciation and amortization 1,642,231 1,644,297 Restructuring, impairments and other operating items 23,696 214,727 Share-based compensation 67,162 47,926 Adjusted EBITDA $ 3,411,367 $ 3,608,890 Refer to Altice USA's Management's Discussion and Analysis of Financial Condition and Results of Operations herein. 59 The following is a reconciliation of CSC Holdings' net cash flow from operating activities to Free Cash Flow (unaudited): CSC Holdings Years ended December 31, 2024 2023 Net cash flows from operating activities $ 1,481,774 $ 1,826,398 Less: Capital expenditures (cash) (1,433,013) (1,704,811) Free Cash Flow $ 48,761 $ 121,587 The differences in Adjusted EBITDA and Free Cash Flow between CSC Holdings and Altice USA relate to the transfer of certain workers' compensation, general and automobile liability liabilities to the Captive during 2024.
The following is a reconciliation of CSC Holdings' net income (loss) to Adjusted EBITDA (unaudited): CSC Holdings Years ended December 31, 2025 2024 Net loss $ (1,845,379) $ (77,420) Income tax benefit (100,175) (8,272) Other expense, net 3,051 5,675 Gain on interest rate swap contracts, net (613) (18,632) Gain on investments and sale of affiliate interests, net (5) (670) Loss on extinguishment of debt and write-off of deferred financing costs 23,502 12,901 Interest expense, net 1,797,008 1,764,696 Depreciation and amortization 1,696,974 1,642,231 Restructuring, impairments and other operating items 1,687,130 23,696 Share-based compensation 64,087 67,162 Adjusted EBITDA $ 3,325,580 $ 3,411,367 Refer to Optimum Communications' Management's Discussion and Analysis of Financial Condition and Results of Operations herein. 62 The following is a reconciliation of CSC Holdings' net cash flow from operating activities to Free Cash Flow (Deficit) (unaudited): CSC Holdings Years ended December 31, 2025 2024 Net cash flows from operating activities $ 1,234,127 $ 1,481,774 Less: Capital expenditures (cash) (1,347,294) (1,433,013) Free Cash Flow (Deficit) $ (113,167) $ 48,761 The differences in Adjusted EBITDA and Free Cash Flow (Deficit) between CSC Holdings and Optimum Communications relate to the transfer of certain workers' compensation, general and automobile liability liabilities to the Captive during 2024.
Adjusted EBITDA Adjusted EBITDA amounted to $3,413,181 and $3,608,890 for the years ended December 31, 2024 and 2023, respectively. 56 Adjusted EBITDA is a non-GAAP measure that is defined as net income (loss) excluding income taxes, non-operating income or expenses, gain (loss) on extinguishment of debt and write-off of deferred financing costs, gain (loss) on interest rate swap contracts, gain (loss) on derivative contracts, gain (loss) on investments and sale of affiliate interests, interest expense, net, depreciation and amortization, share-based compensation, restructuring, impairments and other operating items (such as significant legal settlements and contractual payments for terminated employees).
See "—Liquidity and Capital Resources—Capital Expenditures" for additional information regarding our capital expenditures. 52 Non-GAAP Financial Measures We define Adjusted EBITDA, which is a non-GAAP financial measure, as net income (loss) excluding income taxes, non-operating income or expenses, gain (loss) on extinguishment of debt and write-off of deferred financing costs, gain (loss) on interest rate swap contracts, gain (loss) on derivative contracts, gain (loss) on investments and sale of affiliate interests, interest expense, net, depreciation and amortization, share-based compensation, restructuring, impairments and other operating items (such as significant legal settlements and contractual payments for terminated employees).
Free Cash Flow Free Cash Flow was $149,388 and $121,587 for the years ended December 31, 2024 and 2023, respectively. The increase in Free Cash Flow in 2024 as compared to 2023 is primarily due to a decrease in cash capital expenditures, partially offset by a decrease in cash from operating activities driven by timing of cash receipts and disbursements.
Free Cash Flow (Deficit) Free Cash Flow was $(118,837) and $149,388 for the years ended December 31, 2025 and 2024, respectively. The decrease in Free Cash Flow in 2025 as compared to 2024 was due to a decrease in net cash provided by operating activities, partially offset by a decrease in capital expenditures.
See Note 12 of our consolidated financial statements for further details of our outstanding interest rate swap contracts. 64 Capital Expenditures The following table presents our capital expenditures: Years Ended December 31, 2024 2023 Customer premise equipment $ 407,898 $ 277,194 Network infrastructure 530,162 924,476 Support and other 285,636 242,235 Business services 209,317 260,906 Capital expenditures (cash basis) 1,433,013 1,704,811 Right-of-use assets acquired in exchange for finance lease obligations 38,830 133,056 Notes payable for the purchase of equipment and other assets 50,642 213,325 Change in accrued and unpaid purchases and other 64,277 (169,953) Capital expenditures (accrual basis) $ 1,586,762 $ 1,881,239 Customer premise equipment includes expenditures for drop cable, fiber gateways, modems, routers, and other equipment installed at customer locations.
Capital Expenditures The following table presents our capital expenditures: Years Ended December 31, 2025 2024 Customer premise equipment $ 349,366 $ 407,898 Network infrastructure 504,368 530,162 Support and other 254,173 285,636 Business services 239,387 209,317 Capital expenditures (cash basis) 1,347,294 1,433,013 Right-of-use assets acquired in exchange for finance lease obligations 63,498 38,830 Notes payable for the purchase of equipment and other assets — 50,642 Change in accrued and unpaid purchases and other (40,178) 64,277 Capital expenditures (accrual basis) $ 1,370,614 $ 1,586,762 Customer premise equipment includes expenditures for drop cable, fiber gateways, modems, routers and other equipment installed at customer locations.
Other revenue includes revenue from sales of mobile equipment and other miscellaneous revenue streams. Other revenue increased $10,919 (23%) for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Other Revenue Other revenue for the years ended December 31, 2025 and 2024 was $78,341 and $59,399, respectively. Other revenue includes revenue from sales of mobile equipment and other miscellaneous revenue streams. 57 Other revenue increased $18,942 (32%) for the year ended December 31, 2025 compared to the year ended December 31, 2024.
Other Operating Expenses Other operating expenses for the years ended December 31, 2024 and 2023 amounted to $2,711,828 and $2,646,258, respectively. Other operating expenses include staff costs and employee benefits including salaries of company employees and related taxes, benefits and other employee related expenses, as well as third-party labor costs.
Other operating expenses include staff costs and employee benefits including salaries of company employees and related taxes, benefits, and other employee related expenses, as well as third-party labor costs.
Our effective tax rate in 2023 includes the impact of the capital loss recognized from the sale of our Cheddar News business in December 2023 and the impact of the impairment of goodwill related to our News and Advertising business that was not deductible for tax purposes. 58 CSC HOLDINGS, LLC The consolidated statements of operations of CSC Holdings are essentially identical to the consolidated statements of operations of Altice USA, except for the following: CSC Holdings Years ended December 31, 2024 2023 (in thousands) Net income (loss) attributable to Altice USA stockholders $ (102,918) $ 53,198 Adjustments to reconcile to net income (loss) attributable to CSC Holdings' sole member: Income tax benefit (expense) 4,201 (3,049) Interest expense, net (1,530) — Other operating expenses (1,814) — Net income (loss) attributable to CSC Holdings' sole member $ (102,061) $ 50,149 CSC Holdings Years ended December 31, 2024 2023 (in thousands) Altice USA Adjusted EBITDA $ 3,413,181 $ 3,608,890 Adjustments to reconcile to CSC Holdings' Adjusted EBITDA: Other operating expenses (1,814) — CSC Holdings Adjusted EBITDA $ 3,411,367 $ 3,608,890 Refer to Altice USA's Management's Discussion and Analysis of Financial Condition and Results of Operations herein.
Our effective tax rate in 2024 includes the impact of tax deficiencies on share-based compensation and the increase in our uncertain tax positions reserve. 61 CSC HOLDINGS, LLC The consolidated statements of operations of CSC Holdings are essentially identical to the consolidated statements of operations of Optimum Communications, except for the following: CSC Holdings Years ended December 31, 2025 2024 (in thousands) Net loss attributable to Optimum Communications stockholders $ (1,869,024) $ (102,918) Adjustments to reconcile to net loss attributable to CSC Holdings' sole member: Income tax benefit 3,267 4,201 Interest expense, net (5,546) (1,530) Other operating expenses (10,053) (1,814) Net loss attributable to CSC Holdings' sole member $ (1,881,356) $ (102,061) CSC Holdings Years ended December 31, 2025 2024 (in thousands) Optimum Communications Adjusted EBITDA $ 3,335,633 $ 3,413,181 Adjustments to reconcile to CSC Holdings' Adjusted EBITDA: Other operating expenses (10,053) (1,814) CSC Holdings Adjusted EBITDA $ 3,325,580 $ 3,411,367 Refer to Optimum Communications' Management's Discussion and Analysis of Financial Condition and Results of Operations herein.
In 2023, our financing activities consisted primarily of the repayment of long-term debt of $2,688,009, and principal payments on finance lease obligations of $149,297, partially offset by net proceeds from long-term debt of $2,700,000.
In 2025, our financing activities consisted primarily of proceeds from long-term debt of $3,835,000, offset by the repayment of debt of $2,560,602, additions to deferred financing costs of $170,544, and principal payments on finance lease obligations of $103,241.
For more information, see "Risk Factors" and "Business-Competition" included herein. We derive revenue principally through monthly charges to residential customers of our broadband, video, telephony and mobile services. We also derive revenue from DVR, VOD, pay-per-view, installation and home shopping commissions.
For more information, see "Risk Factors" and "Business—Competition" included herein. We derive revenue principally through monthly charges to residential customers of our broadband, video, telephony, and mobile services. Our residential broadband, video, telephony, and mobile services accounted for approximately 41%, 30%, 3%, and 2% respectively, of our consolidated revenue for the year ended December 31, 2025.
Video Revenue Video revenue for the years ended December 31, 2024 and 2023 was $2,896,600 and $3,072,011, respectively. Video revenue is derived principally through monthly charges to residential customers of our video services. Video revenue decreased $175,411 (6%) for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Broadband revenue is derived principally through monthly charges to residential subscribers of our broadband services. Broadband revenue decreased $103,230 (3%) for the year ended December 31, 2025 compared to the year ended December 31, 2024.
Broadband revenue is derived principally through monthly charges to residential subscribers of our broadband services. Broadband revenue decreased $179,012 (5%) for the year ended December 31, 2024 compared to the year ended December 31, 2023. The decrease was primarily due to decreases in broadband customers and lower average recurring broadband revenue per broadband customer.
The decrease was due primarily to decreases in broadband customers, partially offset by higher average recurring broadband revenue per broadband subscriber, primarily driven by certain rate increases. Video Revenue Video revenue for the years ended December 31, 2025 and 2024 was $2,590,790 and $2,896,600, respectively. Video revenue is derived principally through monthly charges to residential customers of our video services.
The decrease in cash provided by operating activities of $344,624 in 2024 as compared to 2023 resulted from a decrease in income from continuing operations before depreciation and amortization and other non-cash items of $455,345, partially offset by an increase of $110,721 due to changes in working capital (increases due to the timing of payments for accounts payable and prepaid expense and other assets, net of increases in tax payments of $55,058 and interest payments of $38,784, and a decrease from the collections of accounts receivable, among other items.) Investing Activities Net cash used in investing activities for the years ended December 31, 2024 and 2023 was $1,455,513 and $1,706,523, respectively, and consisted primarily of capital expenditures of $1,433,013 and $1,704,811 , respectively, primarily relating to network infrastructure and customer premise equipment.
The decrease in cash provided by operating activities of $247,647 in 2025 as compared to 2024 resulted from a decrease of $263,459 due to changes in working capital (decreases due to the timing of payments for accounts payable and prepaid expense and other assets, a decrease from the collections of accounts receivable and an increase in interest payments of $164,911, offset by a decrease in tax payments of $96,118, among other items), partially offset by an increase in income from continuing operations before depreciation and amortization and other non-cash items of $15,812.