| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For ADTN | |||||
| 2026-04-01 | Stanton, Thomas R | Director, Chairman & CEO | Purchased | 170723 | $0.00 |
| 2026-04-01 | Wilson, James Denson Jr | Chief Revenue Officer | Purchased | 24908 | $0.00 |
| 2026-04-01 | Santo, Timothy P | SVP of Finance; CFO | Purchased | 28252 | $0.00 |
| 2026-03-19 | Santo, Timothy P | SVP of Finance; CFO | Sold | 1501 | $11.90 |
| 2026-03-04 | Jacqueline, Hourigan Rice | Director | Sold | 14406 | $10.29 |
| 2026-01-26 | Stanton, Thomas R | Director, Chairman & CEO | Sold | 14409 | $9.73 |
| 2026-01-26 | Wilson, James Denson Jr | Chief Revenue Officer | Sold | 998 | $9.73 |
| 2026-01-26 | Wilson, James Denson Jr | Chief Revenue Officer | Purchased | 3777 | $0.00 |
| 2026-01-26 | Wilson, James Denson Jr | Chief Revenue Officer | Sold | 1087 | $9.24 |
| 2026-01-26 | Stanton, Thomas R | Director, Chairman & CEO | Purchased | 27973 | $0.00 |
| 2026-01-26 | Stanton, Thomas R | Director, Chairman & CEO | Sold | 12407 | $9.24 |
| 2026-01-26 | Wilson, James Denson Jr | Chief Revenue Officer | Sold | 1309 | $9.24 |
| 2026-01-24 | Stanton, Thomas R | Director, Chairman & CEO | Sold | 17535 | $9.55 |
| 2026-01-24 | Wilson, James Denson Jr | Chief Revenue Officer | Sold | 1227 | $9.55 |
| 2026-01-20 | Stanton, Thomas R | Director, Chairman & CEO | Sold | 10247 | $9.24 |
| 2026-01-20 | Wilson, James Denson Jr | Chief Revenue Officer | Sold | 765 | $9.24 |
| 2025-12-31 | Jacqueline, Hourigan Rice | Director | Purchased | 13809 | $0.00 |
| 2025-12-31 | Mccray, Gregory James | Director | Purchased | 13809 | $0.00 |
| 2025-12-31 | Theodosopoulos, Nikos | Director | Purchased | 13809 | $0.00 |
| 2025-12-31 | Walker, Kathryn A | Director | Purchased | 13809 | $0.00 |