// company-profile
ADTRAN Holdings, Inc.
ADTNExchange: NasdaqSector: Telephone & Telegraph ApparatusFilings: 67Insiders: 12
// activity-summary
Recent insider activity is bullish. Over the last 30 days, 6 insiders purchased shares versus 3 sales. Buying was led by Glingener Christoph.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 8, 2026 | Glingener Christoph | ADTN | Option Exercise | 22,277 | $0.00 | $0K |
| May 8, 2026 | Glingener Christoph | ADTN | Option Exercise | 22,277 | $12.17 | $271K |
| May 8, 2026 | Glingener Christoph | ADTN | Sale | 22,277 | $15.00 | $334K |
| May 7, 2026 | Glingener Christoph | ADTN | Sale | 84,895 | $15.06 | $1.28M |
| May 7, 2026 | Glingener Christoph | ADTN | Option Exercise | 41,220 | $7.01 | $289K |
45 more transactions hidden
Free account · No credit card required
Building something? Get API access →