ADTN
ADTRAN Holdings, Inc.
ADTRAN Holdings, Inc. (ADTN) has 14 SEC Form 4 filings (22 transaction rows) in the rolling window, disclosed by 4 distinct insiders. Most recent filing: Aug 7, 2026.
Insiders have net sold $2.5M over the trailing 6 months.
- Industry:Communication Equipment
- CEO:Thomas R. Stanton
- Employees:3,338
- HQ:Huntsville, AL, US
- IPO:1994-08-11
Insider Buying
$50K
reported purchases (SEC code P)
Insider Selling
$2.5M
reported sales (SEC code S)
Unique Insiders
4
in the rolling window
Market Cap
$612.3M
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
Santo Timothy PFirst filing | SVP of Finance; CFO | Purchase | 6,579 | $50K | Aug 7 | SEC ↗ |
Wilson James Denson JrFirst filing | Chief Revenue Officer | Sale | 9,332 | $137K | May 22 | SEC ↗ |
Glingener ChristophFirst filing | Chief Technology Officer | Sale | 126,115 | $1.9M | May 11 | SEC ↗ |
Glingener ChristophFirst filing | Chief Technology Officer | Sale | 22,277 | $334K | May 11 | SEC ↗ |
Jacqueline Hourigan RiceFirst filing | Director | Sale | 14,406 | $148K | Mar 5 | SEC ↗ |
Related companies
ADTRAN Holdings, Inc. is in the Manufacturing sector.