Form 4: Anterix Executive Sells Shares
Insider Transaction (Form 4)
Heather Martin, Chief Marketing Officer of Anterix Inc., sold 8,064 shares of common stock on September 9, 2026 for $84.20 per share.
Summary
- Tax/exercise-price withholding: disposed of 3,465 Common Stock at $85.44 ($296,050) on September 9, 2026; holds 34,807 after (Direct).
- Open-market sale: disposed of 8,064 Common Stock at $84.20 ($678,998) on September 10, 2026; holds 26,743 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $678,998 of stock on the open market.
Insider Transactions
Heather Martin — Officer (Chief Marketing Officer), Other (Chief of Staff)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-09 | Tax/exercise-price withholding | Common Stock | 3,465 | $85 | $296.0K | 34,807 |
| 2026-09-10 | Open-market sale | Common Stock | 8,064 | $84 | $679.0K | 26,743 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-09 | Tax/exercise-price withholding (3,465 shares) |
| 2026-09-10 | Open-market sale (8,064 shares) |
Keywords
insider transaction, Form 4, ATEX, Anterix Inc., bearish, Heather Martin
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