Fleischhauer Mark (CIK 2036507) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-06). Recent activity: Buy ATEX (1,598 shares), Sell ATEX (3,500 shares), Buy ATEX (7,767 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-06 | Anterix Inc. (ATEX) | Director | Buy | 1,598 | $0 |
| 2026-06-17 | Anterix Inc. (ATEX) | Director | Sell | 3,500 | $279,403 |
| 2025-08-07 | Anterix Inc. (ATEX) | Director | Buy | 7,767 | $0 |
Source: SEC Form 4 filings · as of 2026-08-06