CIK 0000926282 · Large accelerated filer
ADTRAN Holdings, Inc.
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- ADTN
- Exchange
- Nasdaq
- Industry
- Telephone & Telegraph Apparatus
- FY end
- Dec 31
- Entity type
- operating
- EIN
- 872164282
- Phone
- 256-963-8220
- Business address
- 901 EXPLORER BLVD, HUNTSVILLE, AL, 35806
- Former names
- ADTRAN INC
- Open-market buys, last 90 days
- $847,008
- in 3 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Net +$847,008. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-05-07 | Glingener Christoph Chief Technology Officer | Sale 10b5-1 | −41,220 | $14.73 | $607K | 46,645 |
| 2026-05-07 | Glingener Christoph Chief Technology Officer | Option exercise 10b5-1 | +84,895 | $12.17 | $1.0M | 131,540 |
| 2026-05-07 | Glingener Christoph Chief Technology Officer | Sale 10b5-1 | −84,895 | $15.06 | $1.3M | 46,645 |
| 2026-05-07 | Glingener Christoph Chief Technology Officer | Option exercise · Stock Option 10b5-1 | −41,220 | 0 | ||
| 2026-05-07 | Glingener Christoph Chief Technology Officer | Option exercise · Stock Options 10b5-1 | −84,895 | 22,277 | ||
| 2026-04-01 | Wilson James Denson Jr Chief Revenue Officer | Grant or award | +24,908 | 152,609.49 | ||
| 2026-04-01 | Santo Timothy P SVP of Finance; CFO | Grant or award | +28,252 | 53,345 | ||
| 2026-04-01 | STANTON THOMAS R Chairman & CEO | Grant or award | +170,723 | 1,126,553.51 | ||
| 2026-03-19 | Santo Timothy P SVP of Finance; CFO | Shares withheld for taxes | −1,501 | $11.90 | $18K | 25,093 |
| 2026-03-04 | Jacqueline Hourigan Rice Director | Sale | −14,406 | $10.29 | $148K | 13,809 |
| 2026-01-26 | Wilson James Denson Jr Chief Revenue Officer | Shares withheld for taxes | −1,309 | $9.24 | $12K | 127,701.49 |
| 2026-01-26 | Wilson James Denson Jr Chief Revenue Officer | Grant or award | +3,777 | 129,010.49 | ||
| 2026-01-26 | Wilson James Denson Jr Chief Revenue Officer | Shares withheld for taxes | −1,087 | $9.24 | $10K | 127,923.49 |
| 2026-01-26 | STANTON THOMAS R Chairman & CEO | Grant or award | +27,973 | 967,877.51 | ||
| 2026-01-26 | STANTON THOMAS R Chairman & CEO | Shares withheld for taxes | −12,407 | $9.24 | $115K | 955,470.51 |
| 2026-01-26 | Wilson James Denson Jr Chief Revenue Officer | Shares withheld for taxes | −998 | $9.73 | $10K | 125,233.49 |
| 2026-01-26 | STANTON THOMAS R Chairman & CEO | Shares withheld for taxes | −14,409 | $9.73 | $140K | 939,904.51 |
| 2026-01-24 | Wilson James Denson Jr Chief Revenue Officer | Shares withheld for taxes | −1,227 | $9.55 | $12K | 126,231.49 |
| 2026-01-24 | STANTON THOMAS R Chairman & CEO | Shares withheld for taxes | −17,535 | $9.55 | $167K | 954,313.51 |
| 2026-01-20 | Wilson James Denson Jr Chief Revenue Officer | Shares withheld for taxes | −765 | $9.24 | $7K | 127,458.49 |
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