ADTN insider transaction filings
ADTRAN Holdings, Inc. — 35 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-10. Screen ADTN transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-10 | 4 | Glingener Christoph — Chief Technology Officer | Grant/award (A): 27,924 @ $0 | EDGAR |
| 2026-08-07 | 4 | Santo Timothy P — SVP of Finance; CFO | Purchase (P): 6,579 @ $7.60 | EDGAR |
| 2026-07-28 | 4 | Glingener Christoph — Chief Technology Officer | Grant/award (A): 9,384 @ $0 | EDGAR |
| 2026-07-06 | 4 | DelSanto Anne — Director | Grant/award (A): 4,399 @ $0 | EDGAR |
| 2026-05-22 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Sale (S): 9,332 @ $14.72 · Gift (G): 10,469 @ $0 | EDGAR |
| 2026-05-11 | 4 | Glingener Christoph — Chief Technology Officer | Option exercise (M): 41,220 @ $7.01 · Sale (S): 41,220 @ $14.73 · Option exercise (M): 84,895 @ $12.17 · Sale (S): 84,895 @ $15.06 · Option exercise (M): 22,277 @ $12.17 · Sale (S): 22,277 @ $15 · +3 more | EDGAR |
| 2026-04-03 | 4 | Santo Timothy P — SVP of Finance; CFO | Grant/award (A): 28,252 @ $0 | EDGAR |
| 2026-04-03 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Grant/award (A): 24,908 @ $0 | EDGAR |
| 2026-04-03 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Grant/award (A): 170,723 @ $0 | EDGAR |
| 2026-03-23 | 4 | Santo Timothy P — SVP of Finance; CFO | Tax withholding (F): 1,501 @ $11.90 | EDGAR |
| 2026-03-05 | 4 | Jacqueline Hourigan Rice — Director | Sale (S): 14,406 @ $10.29 | EDGAR |
| 2026-03-05 | 4/A | STANTON THOMAS R — Chairman & CEO, Director | Grant/award (A): 39,735 @ $0 | EDGAR |
| 2026-01-30 | 4/A | Wilson James Denson Jr — Chief Revenue Officer | Tax withholding (F): 1,309 @ $9.24 | EDGAR |
| 2026-01-28 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Grant/award (A): 3,777 @ $0 · Tax withholding (F): 1,087 @ $9.24 | EDGAR |
| 2026-01-28 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Grant/award (A): 27,973 @ $0 · Tax withholding (F): 12,407 @ $9.24 | EDGAR |
| 2026-01-27 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Tax withholding (F): 1,227 @ $9.55 · Tax withholding (F): 998 @ $9.73 | EDGAR |
| 2026-01-27 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Tax withholding (F): 17,535 @ $9.55 · Tax withholding (F): 14,409 @ $9.73 | EDGAR |
| 2026-01-22 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Tax withholding (F): 765 @ $9.24 | EDGAR |
| 2026-01-22 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Tax withholding (F): 10,247 @ $9.24 | EDGAR |
| 2026-01-05 | 4 | Jacqueline Hourigan Rice — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2026-01-05 | 4 | Theodosopoulos Nikos — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2026-01-05 | 4 | Nair Balan — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2026-01-05 | 4 | McCray Gregory James — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2026-01-05 | 4 | Walker Kathryn A — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2026-01-05 | 4 | HUSS H FENWICK — Director | Grant/award (A): 13,809 @ $0 | EDGAR |
| 2025-12-01 | 4 | Santo Timothy P — SVP of Finance; CFO | Purchase (P): 6,150 @ $8.02 | EDGAR |
| 2025-12-01 | 4 | Theodosopoulos Nikos — Director | Purchase (P): 12,859 @ $7.81 | EDGAR |
| 2025-11-25 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Purchase (P): 40,928 @ $7.33 | EDGAR |
| 2025-11-19 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Tax withholding (F): 468 @ $7.33 | EDGAR |
| 2025-11-19 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Tax withholding (F): 3,355 @ $7.33 | EDGAR |
| 2025-07-15 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Tax withholding (F): 5,663 @ $9.20 | EDGAR |
| 2025-04-15 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Tax withholding (F): 5,408 @ $7.62 | EDGAR |
| 2025-03-20 | 4 | Santo Timothy P — SVP of Finance; CFO | Grant/award (A): 20,444 @ $0 | EDGAR |
| 2025-01-28 | 4 | Wilson James Denson Jr — Chief Revenue Officer | Grant/award (A): 16,096 @ $0 · Tax withholding (F): 4,208 @ $10.31 · Grant/award (A): 14,163 @ $0 · Tax withholding (F): 845 @ $10.31 | EDGAR |
| 2025-01-28 | 4 | STANTON THOMAS R — Chairman & CEO, Director | Grant/award (A): 39,375 @ $0 · Tax withholding (F): 10,307 @ $10.31 · Grant/award (A): 159,844 @ $0 · Tax withholding (F): 9,536 @ $10.31 | EDGAR |
Recent 8-K events — ADTRAN Holdings, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-10 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-04 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-23 | 8-K | 1.01 — Entry into a Material Definitive Agreement 1.02 — Termination of a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-22 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-26 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-18 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-05 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-07 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-22 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
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