Form 4 for ADTN ADTRAN Holdings, Inc.
Accepted 2026-07-28 16:01:22 ET · period of report 2026-07-24 · accession 0001193125-26-320947 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-28 16:01 | 2026-07-24 | ADTN | Glingener Christoph | CTO | A - Grant | $0.00 | +9,384 | 56.0K | +20% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-07-24 | A | A | 9,384 | $0.00 | 56,029 | D | — | — | (F1) These shares represent the vesting of performance stock units that were awarded pursuant to a grant on May 24, 2023 under the Amended and Restated ADTRAN Holdings, Inc. 2020 Employee Stock Incentive Plan. |