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About ADTRAN Holdings, Inc. (ADTN)
ADTRAN Holdings, Inc. is an SEC registrant, filing under CIK 0000926282, classified as telephone and telegraph apparatus. We track it alongside the rest of the Information Technology sector.
ADTN Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 1 | 6,579 | $50K |
| Grant or award | 2 | 37,308 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
ADTN insider transactions (Form 4)
735 Form 4 filings on record, the earliest from Oct 15, 2024, newest first. Filing history page 2 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Thomas R. Stanton - Officer | Tax withholding / forfeiture | Common Stock | 5,663 | $9.20 | $52K | |
| Thomas R. Stanton - Officer | Tax withholding / forfeiture | Common Stock | 5,408 | $7.62 | $41K | |
| James Denson Wilson Jr. - Officer | Tax withholding / forfeiture | Common Stock | 794 | $7.75 | $6K | |
| James Denson Wilson Jr. - Officer | Tax withholding / forfeiture | Common Stock | 2,340 | $7.75 | $18K | |
| Thomas R. Stanton - Officer | Tax withholding / forfeiture | Common Stock | 5,572 | $7.75 | $43K | |
| Thomas R. Stanton - Officer | Tax withholding / forfeiture | Common Stock | 16,773 | $7.75 | $130K | |
| Thomas R. Stanton - Officer | Tax withholding / forfeiture | Common Stock | 3,748 | $5.91 | $22K |
Recent ADTN Form 144 notices of proposed sale
2An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR | |
| - | - | - | - |
ADTN insider trading FAQ
What is the latest insider trade for ADTN?
ADTRAN Holdings, Inc. (ADTN) had 3 insider filings in the last 90 days, with the most recent on 2026-08-10. The full record for ADTN runs to 35 Form 4 filings, the earliest from 2024-10-15. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ADTN stock?
1 insider purchase of ADTN was filed in the last 90 days, totaling $50K.
How many insiders are selling ADTN stock?
No insider sales of ADTN were filed in the last 90 days. 5 sales are on record for this company.
Where can I see ADTN SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ADTN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Christoph Glingener view on EDGAR
- - Timothy P. Santo view on EDGAR
- - Christoph Glingener view on EDGAR
- - Anne Delsanto view on EDGAR
- - James Denson Wilson Jr. view on EDGAR
- - Christoph Glingener view on EDGAR
- - James Denson Wilson Jr. view on EDGAR
- - Timothy P. Santo view on EDGAR
- - Thomas R. Stanton view on EDGAR
Related companies with recent insider activity
Learn more
- How to read insider buying signals
- What an open-market purchase by an insider can and cannot tell you.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where ADTN's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow ADTN with a 7-day demo
- ADTN on your watchlist
- Every ADTN Form 4 filing on record
- Up to 3 months of ADTN price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
