ADTRAN Holdings, Inc.
For the period ended Mar 31, 2026. Filed May 5, 2026.
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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Mar 31, 2026 · Filed May 5, 2026
ADTN$4.41+2.8%Stored close · as of Nov 10, 2026
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Item 6. Exhibits
Exhibits.
| Exhibit No. | Description |
| 3.1 | Amended and Restated Certificate of Incorporation of ADTRAN Holdings, Inc. (incorporated by reference to Exhibit 3.1 to the Company'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 | Second Amendment to the CEO Employment Agreement, dated April 6, 2026 (incorporated by reference to Exhibit 10.1 to the Company’s Form 8-K filed April 7, 2026) |
| 10.2 | Form of 2026 3-Year Performance Shares Agreement under the ADTRAN Holdings, Inc. 2024 Employee Stock Incentive Plan (incorporated by reference to Exhibit 10.2 to the Company’s Form 8-K filed April 7, 2026) |
| 10.3 | Form of 2026 CEO 3-Year Performance Shares Agreement under the ADTRAN Holdings, Inc. 2024 Employee Stock Incentive Plan (incorporated by reference to Exhibit 10.3 to the Company’s Form 8-K filed April 7, 2026) |
| 10.4* | Form of 2026 Restricted Stock Unit Agreement under the ADTRAN Holdings, Inc. 2024 Employee Stock Incentive Plan |
| 10.5* | Form of 2026 CEO Restricted Stock Unit Agreement under the ADTRAN Holdings, Inc. 2024 Employee Stock Incentive Plan |
| 31.1* | Certification of the Chief Executive Officer pursuant to Rule 13a-14(a)/15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
| 31.2* | Certification of the Chief Financial Officer pursuant to Rule 13a-14(a)/15d-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
| 32* | Section 1350 Certifications |
| 101 | The following financial statements from the Company’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026, formatted in Inline XBRL: (i) Condensed Consolidated Balance Sheets as of March 31, 2026 and December 31, 2025; (ii) Condensed Consolidated Statements of Loss for the three months ended March 31, 2026 and 2025; (iii) Condensed Consolidated Statements of Comprehensive (Loss) Income for the three months ended March 31, 2026 and 2025; (iv) Condensed Consolidated Statements of Changes in Equity for the three months ended March 31, 2026 and 2025; (v) Condensed Consolidated Statements of Cash Flows for the three months ended March 31, 2026 and 2025; 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.
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