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ADTRAN Holdings, Inc.

ADTN NASDAQ CIK: 0000926282 Telephone & Telegraph Apparatus
View on SEC.gov →
Overview All Filings Annual Quarterly Insiders

Recent Filings

All 1,001 filings →
Form Description Date
ARS ARS Mar 27, 2026
DEFA14A DEFA14A Mar 27, 2026
DEF 14A DEF 14A Mar 27, 2026
SCHEDULE 13G/A Mar 26, 2026
4 4 Mar 23, 2026
SCHEDULE 13G/A Mar 18, 2026
PRE 14A PRE 14A Mar 13, 2026
4 4 Mar 5, 2026
4/A 4/A Mar 5, 2026
144 Mar 4, 2026

Insider Transactions

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Insider Title Type Shares Owns After Date
Santo Timothy P SVP of Finance; CFO Purchase 6,150 @ $8.02 26,594 Nov 28, 2025
Theodosopoulos Nikos Purchase 12,859 @ $7.81 52,154 Nov 26, 2025
STANTON THOMAS R Chairman & CEO Purchase 40,928 @ $7.33 982,096 Nov 24, 2025
Santo Timothy P SVP of Finance; CFO Award / Grant 20,444 20,444 Mar 19, 2025
Wilson James Denson Jr Chief Revenue Officer Award / Grant 14,163 129,536 Jan 26, 2025
Glingener Christoph Chief Technology Officer Award / Grant 13,907 32,775 Jan 24, 2025
STANTON THOMAS R Chairman & CEO Award / Grant 39,375 815,593 Jan 24, 2025
Theodosopoulos Nikos Award / Grant 14,406 39,295 Dec 31, 2024
McCray Gregory James Award / Grant 14,406 59,084 Dec 31, 2024
HUSS H FENWICK Award / Grant 14,406 93,791 Dec 31, 2024