Guttman-McCabe Christopher (CIK 1828490) reported 23 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-14). Recent activity: Sell ATEX (11,668 shares), Sell ATEX (5,030 shares), Sell ATEX (21,434 shares), Sell ATEX (34,870 shares), Sell ATEX (21,045 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 11,668 | $918,569 |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 5,030 | $400,034 |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 21,434 | $1.7M |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 34,870 | $2.8M |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 21,045 | $1.7M |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 21,050 | $1.8M |
| 2026-08-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 7,755 | $654,531 |
| 2026-07-14 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 1,516 | $153,055 |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 11,750 | $302,562 |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 8,000 | $260,000 |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 50,876 | $1.8M |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 20,000 | $748,400 |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 6,715 | $282,970 |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 25,511 | $1.3M |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 35,321 | $2.9M |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 26,411 | $2.2M |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 16,381 | $1.4M |
| 2026-06-17 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 13,324 | $1.1M |
| 2026-05-22 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Buy | 4,926 | $0 |
| 2026-05-20 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 1,426 | $81,368 |
| 2025-07-15 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 1,517 | $36,332 |
| 2025-05-20 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 2,452 | $68,803 |
| 2025-05-20 | Anterix Inc. (ATEX) | Chief Reg & Comm Officer | Sell | 1,427 | $40,555 |
Source: SEC Form 4 filings · as of 2026-08-14