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Insider ActivityADTN
Glingener Christoph, Chief Technology Officer at ADTRAN Holdings, Inc., sold $1.3M of ADTN
Updated Jun 14, 2026
Glingener Christoph
Chief Technology Officer
ADTRAN Holdings, Inc. ·
$ADTN
Transaction Details
| Insider | Glingener Christoph |
|---|---|
| Title | Chief Technology Officer |
| Company | ADTRAN Holdings, Inc. |
| Ticker | ADTN |
| Transaction Type | Sale |
| Transaction Date | 2026-05-07 |
| Shares Traded | 84,895 |
| Price Per Share | $15.06 |
| Total Value | $1.3M |
| Filed Date | 2026-05-11 |
| Accession Number | 0001193125-26-216692 |
Ownership Context
| Shares Owned After Transaction | 46,645 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001193125-26-216692
Other Insider Trades — ADTN
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Wilson James Denson Jr | Chief Revenue Officer | sold | $137K | 2026-05-20 |
| Wilson James Denson Jr | Chief Revenue Officer | traded | — | 2026-05-20 |
| Glingener Christoph | Chief Technology Officer | sold | $334K | 2026-05-08 |
| Glingener Christoph | Chief Technology Officer | traded | $271K | 2026-05-08 |
| Glingener Christoph | Chief Technology Officer | traded | $1.0M | 2026-05-07 |
| Glingener Christoph | Chief Technology Officer | traded | $289K | 2026-05-07 |
| Glingener Christoph | Chief Technology Officer | sold | $607K | 2026-05-07 |
| Santo Timothy P | SVP of Finance; CFO | traded | — | 2026-04-01 |
| STANTON THOMAS R | Chairman & CEO | traded | — | 2026-04-01 |
| Wilson James Denson Jr | Chief Revenue Officer | traded | — | 2026-04-01 |
Other Trades by Glingener Christoph
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| ADTN | ADTRAN Holdings, Inc. | traded | $271K | 2026-05-08 |
| ADTN | ADTRAN Holdings, Inc. | sold | $334K | 2026-05-08 |
| ADTN | ADTRAN Holdings, Inc. | traded | $289K | 2026-05-07 |
| ADTN | ADTRAN Holdings, Inc. | sold | $607K | 2026-05-07 |
| ADTN | ADTRAN Holdings, Inc. | traded | $1.0M | 2026-05-07 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for ADTN — ADTRAN Holdings, Inc. →
Whisper Score — ADTN
50.0
Active Discussion
Current Whisper Score
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 14, 2026 at 07:12 UTC