ATEX Insider Trading Activity and SEC Form 4 Filings
ATEX insider trading summary
Over the past 12 months, insiders at Anterix Inc. (ATEX) reported 48 sales worth $36.2M by 10 insiders and 2 open-market purchases worth $75K by 1 insider on SEC Form 4. Net insider selling was $36.1M.
Latest ATEX insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 9, 2026 | Elena Marquez | Chief Financial Officer | Sell | $82K (1,017 @ $80.22) |
| Oct 9, 2026 | Elena Marquez | Chief Financial Officer | Sell | $17K (210 @ $81.90) |
| Oct 9, 2026 | Elena Marquez | Chief Financial Officer | Sell | $33K (400 @ $81.80) |
| Oct 9, 2026 | Elena Marquez | Chief Financial Officer | Sell | $8K (100 @ $82.50) |
| Oct 9, 2026 | Elena Marquez | Chief Financial Officer | Sell | $261K (3,254 @ $80.16) |
| Sep 21, 2026 | Scott A. Lang | President and CEO | Sell | $1.2M (15,000 @ $80.00) |
| Sep 21, 2026 | Scott A. Lang | President and CEO | Sell | $1.2M (15,000 @ $80.00) |
| Sep 10, 2026 | Heather Martin | Chief Marketing Officer | Sell | $679K (8,064 @ $84.20) |
| Sep 10, 2026 | Leslie B Daniels | Director | Sell | $210K (2,500 @ $83.83) |
| Sep 8, 2026 | Gena L Ashe | Chief Legal Officer & Corp Sec | Sell | $347K (4,064 @ $85.44) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.