Summary
Updated Aug 31, 2026
Jeffrey A. Altman is Director, 10% Owner of Anterix Inc. (ATEX). 3 SEC Form 4 filings on record going back to 2024, most recently on 6 August 2026.
Recent Transactions
3Every recent SEC Form 4 transaction Jeffrey A. Altman has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jeffrey A. Altman go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Jeffrey A. Altman files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Christopher Guttman-Mccabe - $19.75M of ATEX open-market activity in the last 12 months
- William Heard - $4.18M of ATEX open-market activity in the last 12 months
- Scott A. Lang - $3.28M of ATEX open-market activity in the last 12 months
- Gena L. Ashe - $1.58M of ATEX open-market activity in the last 12 months
- Thomas R. Kuhn - $1.02M of ATEX open-market activity in the last 12 months
- Mahvash Yazdi - $560K of ATEX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jeffrey A. Altman?
Jeffrey A. Altman is a corporate insider, tracked as Director, 10% Owner of Anterix Inc. (ATEX). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Jeffrey A. Altman submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Jeffrey A. Altman's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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