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ADTNNasdaq
ADTRAN Holdings, Inc.
Telephone & Telegraph Apparatus · CIK 926282
ADTRAN Holdings provides global networking and communications platforms, software, systems, and services for broadband access and optical transport
red 8-K · 90d
$1.24B
Market cap
$13.75
Last close
+1.7%
1D
-11.8%
5D
2.0M
Volume
Price · last 39 sessions-25.0%
May 4L $13.52 · H $19.40Jun 29
285
Total filings
Jun 26, 2026
Last filing
12/31
Fiscal year end
425425Jul 8, 2022425425Jul 7, 2022425425Jul 7, 2022425425Jul 6, 2022425425Jul 6, 2022425425Jul 6, 2022425425Jul 6, 2022425425Feb 17, 2022425425Feb 17, 2022425425Jan 31, 2022425425Jan 31, 2022425425Jan 31, 2022425425Jan 26, 2022425425Jan 25, 2022425425Jan 25, 2022425425Jan 25, 2022425425Jan 24, 2022425425Jan 24, 2022425425Jan 24, 2022425425Jan 21, 2022425425Jan 20, 2022425425Jan 20, 2022425425Jan 14, 2022425425Jan 13, 2022425425Jan 13, 2022425425Jan 11, 2022425425Jan 11, 2022425425Jan 11, 2022425425Jan 11, 2022425425Jan 7, 2022425425Jan 7, 2022425425Jan 7, 2022425425Jan 7, 2022425425Jan 6, 2022425425Jan 5, 2022425425Jan 3, 2022425425Dec 28, 2021425425Dec 27, 2021425425Dec 23, 2021425425Dec 22, 2021425425Dec 20, 2021425425Dec 17, 2021425425Dec 17, 2021425425Dec 17, 2021425425Dec 17, 2021425425Dec 13, 2021425425Dec 13, 2021425425Dec 8, 2021425425Dec 7, 2021425425Dec 7, 2021425425Nov 24, 2021425425Nov 24, 2021425425Nov 23, 2021425425Nov 12, 2021425425Nov 12, 2021425425Nov 2, 2021425FORM 425Nov 2, 2021425425Nov 2, 2021425425Aug 31, 2021425425Aug 31, 2021425425Aug 31, 2021425425Aug 31, 2021425425Aug 31, 2021425425Aug 31, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021425425Aug 30, 2021
Insider Activity
In the 90 days to Mar 4, 2026: 1 sold $148K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 4, 2026 | Jacqueline Hourigan RiceDirector | Sell | 14,406 | $10.29 | $148K |
| Nov 28, 2025 | Santo Timothy PSVP of Finance; CFO | Buy | 6,150 | $8.02 | $49K |
| Nov 26, 2025 | Theodosopoulos NikosDirector | Buy | 12,859 | $7.81 | $100K |
| Nov 24, 2025 | Stanton Thomas RChairman & CEO | Buy | 40,928 | $7.33 | $300K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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