Form 4 for ATEX Anterix Inc.
Accepted 2026-05-22 19:47:30 ET · period of report 2026-05-20 · accession 0002090798-26-000003 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-05-22 19:47 | 2026-05-20 | ATEX | Martin Heather | CMO, Chief of Staff | A - Grant | $0.00 | +3,694 | 38.3K | +11% | $0 |
| D | 2026-05-22 19:47 | 2026-05-20 | ATEX | Martin Heather | CMO, Chief of Staff | A - Grant | $0.00 | +17.5K | 17.5K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-20 | A | A | 3,694 | $0.00 | 38,272 | D | — | — | (F1) Represents the issuance of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of Issuer's Common Stock. The RSUs vest over three years, with 1/3 vesting on May 20, 2027, and 1/12 vesting quarterly thereafter on August 10, November 10, February 10, and May 20 of each year through May 20, 2029. |
| 2 | Derivative | Stock Option (Right to Buy) | 2026-05-20 | A | A | 17,453 | $0.00 | 17,453 | D | $60.90 · — to 2036-05-20 | 17,453 Common Stock | (F2) The option shares vest and become exercisable over three years, with 1/3 vesting on May 20, 2027, and 1/12 vesting quarterly thereafter on August 10, November 10, February 10, and May 20 of each year through May 20, 2029. |