InsiderTrades

Form 4 for ADTN ADTRAN Holdings, Inc.

Accepted 2026-01-28 00:00:00 ET · period of report 2026-01-26 · accession 0001193125-26-027411 · 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
2026-01-28 2026-01-26 ADTN STANTON THOMAS R COB, CEO, Dir F - Tax $9.24 -12.4K 955.5K -1% -$114.6K
2026-01-28 2026-01-26 ADTN STANTON THOMAS R COB, CEO, Dir A - Grant $0.00 +28.0K 967.9K +3% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-01-26 F D 12,407 $9.24 955,470.51 D — —
2 Common Common Stock 2026-01-26 A A 27,973 $0.00 967,877.51 D — —