United Airlines Holdings, Inc. 10-Q

ITEM 5. OTHER INFORMATION (a) None. (b) None. (c) No director or "officer" (as defined in Rule 16a-1(f) under the Exchange Act) of the Company or United informed the Company or United of the adoption , modification or termination of a "Rule 10b5-1 trading arrangement" or a "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408(a) of Regulation S-K under the Exchange Act, during the period covered by this Quarterly Report on Form 10-Q. 27 Table of Contents ITEM 6. EXHIBITS. EXHIBIT INDEX Exhibit No. Registrant Exhibit 4.1 UAL United Sixth Supplemental Indenture, dated as of February 2, 2026, among United Airlines Holdings, Inc., United Airlines, Inc. and The Bank of New York Mellon Trust Company, N.A., as Trustee (filed as Exhibit 4.2 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference) 4.2 UAL United Form of 5.375% Senior Notes due 2031 (filed as Exhibit 4.3 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference) 4.3 UAL United Form of Notation of Note Guarantee for the 5.375% Senior Notes due 2031 (filed as Exhibit 4.4 to UAL's Form 8-K filed February 2, 2026 and incorporated herein by reference) 4.4 UAL United Seventh Supplemental Indenture, dated as of February 6, 2026, among United Airlines Holdings, Inc., United Airlines, Inc. and The Bank of New York Mellon Trust Company, N.A., as Trustee (filed as Exhibit 4.2 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference) 4.5 UAL United Form of 4.875% Senior Notes due 2029 (filed as Exhibit 4.3 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference) 4.6 UAL United Form of Notation of Note Guarantee for the 4.875% Senior Notes due 2029 (filed as Exhibit 4.4 to UAL's Form 8-K filed February 6, 2026 and incorporated herein by reference) 10.1 UAL United Amendment No. 4 to Term Loan Credit and Guaranty Agreement, dated as of February 3, 2026, among United Airlines, Inc., United Airlines Holdings, Inc., and JPMorgan Chase Bank, N.A., as fronting lender and as administrative agent (filed as Exhibit 10.118 to UAL's Form 10-K for the year ended December 31, 2025 and incorporated herein by reference) †10.2 UAL Form of Restricted Stock Unit Award Notice pursuant to the United Airlines Holdings, Inc. Amended and Restated 2021 Incentive Compensation Plan †10.3 UAL Form of Performance-Based Restricted RSU Award Notice pursuant to the United Airlines Holdings, Inc. Amended and Restated 2021 Incentive Compensation Plan ^10.4 UAL United Amendment No. 10, dated as of February 27, 2026, to the Amended and Restated A350-900 Purchase Agreement, dated as of September 1, 2017, including a letter agreement related thereto, between Airbus S.A.S. and United Airlines, Inc. ^10.5 UAL United Letter Agreement No. UAL-MISC-2601694, dated March 27, 2026, to Aircraft Purchase Agreement Nos. 04815, 03776 and 04761 (and related Aircraft General Terms Agreements) between The Boeing Company and United Airlines, Inc. 31.1 UAL Certification of the Principal Executive Officer of United Airlines Holdings, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002) 31.2 UAL Certification of the Principal Financial Officer of United Airlines Holdings, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002) 31.3 United Certification of the Principal Executive Officer of United Airlines, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002) 31.4 United Certification of the Principal Financial Officer of United Airlines, Inc. Pursuant to 15 U.S.C. 78m(a) or 78o(d) (Section 302 of the Sarbanes-Oxley Act of 2002) 32.1 UAL Certification of the Chief Executive Officer and Chief Financial Officer of United Airlines Holdings, Inc. Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002) 32.2 United Certification of the Chief Executive Officer and Chief Financial Officer of United Airlines, Inc. Pursuant to 18 U.S.C. 1350 (Section 906 of the Sarbanes-Oxley Act of 2002) 101 UAL United The following financial statements from the combined Quarterly Report of UAL and United on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL: (i) Statements of Consolidated Operations, (ii) Statements of Consolidated Comprehensive Income, (iii) Consolidated Balance Sheets, (iv) Condensed Statements of Consolidated Cash Flows, (v) Statements of Consolidated Stockholders' Equity and (vi) Combined Notes to Condensed Consolidated Financial Statements, tagged as blocks of text and including detailed tags. 104 UAL United Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document. † Indicates management contract or compensatory plan or arrangement. Pursuant to Item 601(b)(10), United is permitted to omit certain compensation-related exhibits from this report and therefore only UAL is identified as the registrant for purposes of those items. ^ Portions of the referenced exhibit have been omitted pursuant to Item 601(b) of Regulation S-K. 28 Table of Contents SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, each registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. United Airlines Holdings, Inc. (Registrant) Date: April 22, 2026 By: /s/ Brigitte Bokemeier Brigitte Bokemeier Vice President and Controller (Duly Authorized Officer and Principal Accounting Officer) United Airlines, Inc. (Registrant) Date: April 22, 2026 By: /s/ Brigitte Bokemeier Brigitte Bokemeier Vice President and Controller (Duly Authorized Officer and Principal Accounting Officer) 29