ADTRAN Holdings, Inc.ADTNEarnings & Financial Report
Nasdaq · telecommunications
Adtran, Inc. is an American fiber networking and telecommunications company headquartered in Huntsville, Alabama. It is a vendor of both residential and enterprise networking equipment, along with administrative software for network management and deployment. Its customers include communications service providers, governments, enterprises and utilities.
Top Holders
| Holder | % Owned | Shares | Change | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 8.30% | 6.6M | ▼ -8.90pp | 2024-07-08 |
| The Vanguard Group | 8.26% | 6.6M | flat | 2024-11-12 |
| William Blair Investment Management, LLC | 6.20% | 4.9M | ▲ +1.10pp | 2024-11-14 |
| S.S. OR | 6.10% | 4.8M | — | 2024-11-12 |
| Divisar Partners QP, L.P. | 5.10% | 4.1M | — | 2024-03-25 |
Insider Transactions
Net 90d: −$148.2K · buys $0 / sells $148.2KRange:
Action:
Role:
| Insider | Role | Action | ||||
|---|---|---|---|---|---|---|
| 2026-04-01 | Santo Timothy P | SVP of Finance; CFO | Grant | 28.3K | $0.00 | $0 |
| 2026-04-01 | Wilson James Denson Jr | Chief Revenue Officer | Grant | 24.9K | $0.00 | $0 |
| 2026-04-01 | STANTON THOMAS R | Chairman & CEO | Grant | 170.7K | $0.00 | $0 |
| 2026-03-04 | Jacqueline Hourigan Rice | Director | Sell (open market) | 14.4K | $10.29 | $148.2K |
| 2026-01-26 | STANTON THOMAS R | Chairman & CEO | Grant | 28.0K | $0.00 | $0 |
| 2026-01-26 | Wilson James Denson Jr | Chief Revenue Officer | Grant | 3.8K | $0.00 | $0 |
1–6 of 6