ADTRAN Holdings, Inc. 10-Q

ITEM 5. OTHER INFORMATION (a) Not applicable (b) Not applicable (c) Insider Trading Arrangements 66 During the fiscal quarter ended June 30, 2024, none of the Company’s directors or executive officers adopted or terminated any contract, instruction or written plan for the purchase or sale of Company securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or any “non-Rule 10b5-1 trading arrangement.” 67 ITEM 6. EXHIBITS Exhibits. Effective June 8, 2023, ADVA Optical Networking SE, a subsidiary of the Company (“ADVA”), changed its name to Adtran Networks SE. By operation of law, any reference to ADVA Optical Networking SE in these exhibits should be read as Adtran Networks SE as set forth in the Exhibit List below. Exhibit No. Description 3.1 Amended and Restated Certificate of Incorporation of ADTRAN Holdings, Inc. (incorporated by reference to Exhibit 3.1 to ADTRAN's Form 8-K filed July 8, 2022) 3.2 Second Amended and Restated Bylaws of ADTRAN Holdings, Inc. (incorporated by reference to Exhibit 3.1 to the Company's Form 8-K filed October 24, 2023) 10.1 Fourth Amendment to Credit Agreement, dated as of June 4, 2024, by and among ADTRAN Holdings, Inc., ADTRAN, Inc., Adtran Networks SE, Wells Fargo Bank, National Association, and the lenders party thereto (incorporated by reference to exhibit 10.1 to the Company's Form 8-K filed June 10, 2024) 10.2 ADVA Guaranty Agreement, dated as of June 4, 2024 by and between ADVA NA Holdings, Inc., Adtran Networks North America, Inc., Adtran Networks (UK) Limited, in favor of Wells Fargo Bank, National Association (incorporated by reference to exhibit 10.1 to the Company's Form 8-K filed June 10, 2024) 10.3 ADVA Domestic Collateral Agreement, dated as of June 4, 2024, by and among ADVA NA Holdings, Inc., Adtran Networks North America, Inc., and Adtran Networks SE, in favor of Wells Fargo Bank, National Association (incorporated by reference to exhibit 10.1 to the Company's Form 8-K filed June 10, 2024) 31* Rule 13a-14(a)/15d-14(a) Certifications 32* Section 1350 Certifications 101 The following financial statements from the Company’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2024, formatted in Inline XBRL: (i) Condensed Consolidated Balance Sheets as of June 30, 2024 and December 31, 2023; (ii) Condensed Consolidated Statements of Loss for the three and six months ended June 30, 2024 and 2023; (iii) Condensed Consolidated Statements of Comprehensive Loss for the three and six months ended June 30, 2024 and 2023; (iv) Condensed Consolidated Statements of Changes in Equity for the three and six months ended June 30, 2024 and 2023; (v) Condensed Consolidated Statements of Cash Flows for the six months ended June 30, 2024 and 2023; and (vi) Notes to Condensed Consolidated Financial Statements 104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101) * Filed herewith. 68 SIGNA TURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ADTRAN Holdings, Inc. (Registrant) Date: August 9, 2024 /s/ Ulrich Dopfer Ulrich Dopfer Chief Financial Officer (Principal Accounting Officer) 69