Form 4 for ATEX Anterix Inc.
Accepted 2026-09-11 16:09:22 ET · period of report 2026-09-09 · accession 0002090798-26-000006 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-11 16:09 | 2026-09-09 | ATEX | Martin Heather | CMO, Chief of Staff | F - Tax | $85.44 | -3,465 | 34.8K | -9% | -$296.0K | |
| 2026-09-11 16:09 | 2026-09-10 | ATEX | Martin Heather | CMO, Chief of Staff | S - Sale | $84.20 | -8,064 | 26.7K | -23% | -$679.0K |
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 | 2026-09-09 | F | D | 3,465 | $85.44 | 34,807 | D | — | — | (F1) The shares were withheld by the Issuer to satisfy withholding obligations in connection with the partial vesting and settlement of restricted stock units. |
| 2 | Common | Common Stock | 2026-09-10 | S | D | 8,064 | $84.20 | 26,743 | D | — | — | (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.468 to $84.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of securities sold at each separate price within the ranges set forth in this footnote to this Form 4. |