Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smallerreporting company or an emerging growth company. See the definitions of "large accelerated filer", "accelerated filer", "smallerreporting company", and "emerging growth company" in Rule 12b-2 of the Exchange Act. If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period forcomplying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ 467,697,203 PART I. FINANCIAL INFORMATION Item 1. Financial Statements ALTICE USA, INC. AND SUBSIDIARIES Consolidated Financial Statements Consolidated Balance Sheets - March31, 2025 (Unaudited) and December 31, 2024Consolidated Statements of Operations - Three months ended March31, 2025 and 2024 (Unaudited)Consolidated Statements of Comprehensive Loss - Three months ended March31, 2025 and 2024(Unaudited)Consolidated Statements of Stockholders' Deficiency - Three months ended March31, 2025 and 2024(Unaudited) Supplemental Financial Statements Furnished: CSC HOLDINGS, LLC AND SUBSIDIARIES Consolidated Financial Statements Consolidated Balance Sheets - March31, 2025 (Unaudited) and December 31, 2024Consolidated Statements of Operations - Three months ended March31, 2025 and 2024 (Unaudited)Consolidated Statements of Comprehensive Loss - Three months ended March31, 2025 and 2024(Unaudited)Consolidated Statements of Member's Deficiency - Three months ended March31, 2025 and 2024(Unaudited) Item 2. Management's Discussion and Analysis of Financial Condition and Results of OperationsItem 3. Quantitative and Qualitative Disclosures About Market RiskItem 4. Controls and Procedures PART II. OTHER INFORMATIONItem 1. Legal ProceedingsItem 5. Other InformationItem 6. ExhibitsSIGNATURES ALTICE USA, INC. AND SUBSIDIARIESCONSOLIDATED STATEMENTS OF OPERATIONS CSC HOLDINGS, LLC AND SUBSIDIARIESCONSOLIDATED STATEMENTS OF MEMBER'S DEFICIENCY(In thousands)(Unaudited) ALTICE USA, INC. AND SUBSIDIARIESCOMBINED NOTES TO CONSOLIDATED FINANCIAL STATEMENTS NOTE 1.DESCRIPTION OF BUSINESS AND RELATED MATTERS The Company and Related Matters Altice USA, Inc. ("Altice USA") was incorporated in Delaware on September14, 2015. Altice USA is majority-owned by PatrickDrahi through Next Alt S.à r.l. ("Next Alt"). Patrick Drahi also controls Altice Group Lux S.à r.l, formerly Altice Europe N.V. ("Altice Altice USA, through CSC Holdings, LLC (a wholly-owned subsidiary of Cablevision Systems Corporation) and its consolidatedsubsidiaries ("CSC Holdings," and collectively with Altice USA, the "Company", "we", "us" and "our"), principally deliversbroadband, video, and telephony services to residential and business customers, as well as proprietary content and advertising servicesin the United States. We market our residential services under the Optimum brand and provide enterprise services under the Lightpath The accompanying consolidated financial statements ("consolidated financial statements") of Altice USA include the accounts ofAltice USA and its majority-owned subsidiaries and the accompanying consolidated financial statements of CSC Holdings include theaccounts of CSC Holdings and its majority-owned subsidiaries. The consolidated balance sheets and statements of operations of AlticeUSA are essentially identical to the consolidated balance sheets and statements of operations of CSC Holdings, except for the assets The combined notes to the consolidated financial statements relate to the Company, which, except as noted, are essentially identical forAltice USA and CSC Holdings. All significant intercompany transactions and balances between Altice USA and its respectiveconsolidated subsidiaries are eliminated in Altice USA's consolidated financial statements. All significant intercompany transactionsand balances between CSC Holdings and its respective consolidated subsidiaries are eliminated in CSC Holdings' consolidated The financial statements of CSC Holdings are included herein as supplemental information as CSC Holdings is not a Securities andExchange Commission registrant. NOTE 2.BASIS OF PRESENTATION The accompanying unaudited consolidated financial statements of the Company have been prepared in accordance with U.S. generallyaccepted accounting principles ("GAAP") and with the instructions to Form 10-Q and Article 10 of Regulation S-X for interim The interim consolidated financial statements should be read in conjunction with the audited consolidated financial statements andnotes thereto included in our Annual Report on Form 10-K for the year ended December31, 2024. The financial statements presented in this report are unaudited; however, in the opinion of management, such financial statementsinclude all adjustments, consisting of normal recurring adjustments, necessary for a fair presentation of the results for the periods The