InsiderTrades

Form 4 for ATEX Anterix Inc.

Accepted 2026-08-26 16:46:41 ET · period of report 2026-05-20 · accession 0001571521-26-000002 · 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 2026-08-26 16:46 2026-05-20 ATEX Kuhn Thomas R. Dir, Executive COB A - Grant — +2,791 19.4K +17% —
DM 2026-08-26 16:46 2026-06-18+ ATEX Kuhn Thomas R. Dir, Executive COB S - Sale+OE $87.53 -11.7K 17.7K -40% -$1.02M
D 2026-08-26 16:46 2026-08-24 ATEX Kuhn Thomas R. Dir, Executive COB M - OptEx $33.62 +10.0K 27.7K +56% +$336.2K
D 2026-08-26 16:46 2026-08-24 ATEX Kuhn Thomas R. Dir, Executive COB M - OptEx $0.00 -10.0K 49.0K -17% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-20 A A 2,791 — 19,385 D — — (F1) Each restricted stock unit ("RSU") represents a contingent right to receive one share of Issuer's Common Stock. The RSU vests in full on the earlier of: (i) May 20, 2027, and (ii) the Issuer's next annual stockholder meeting.
2 Common Common Stock 2026-06-18 S D 1,654 $79.52 17,731 D — — (F2) These shares of Common Stock were automatically sold in a non-discretionary transaction to cover tax withholding obligations upon the settlement of certain time-based RSU awards.
3 Common Common Stock 2026-08-24 M A 10,000 $33.62 27,731 D — —
4 Common Common Stock 2026-08-24 S D 4,392 $88.18 23,339 D — — (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $87.67 to $88.66, inclusive. The Reporting Person has provided to the Issuer and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range.
5 Common Common Stock 2026-08-24 S D 4,418 $89.12 18,921 D — — (F4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.71 to $89.67, inclusive. The Reporting Person has provided to the Issuer and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range.
6 Common Common Stock 2026-08-24 S D 790 $90.00 18,131 D — — (F5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.79 to $90.51, inclusive. The Reporting Person has provided to the Issuer and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range.
7 Common Common Stock 2026-08-24 S D 400 $91.01 17,731 D — —
8 Derivative Stock Option (Right to Buy) 2026-08-24 M D 10,000 $0.00 48,998 D $33.62 · — to 2034-01-02 10,000 Common Stock (F6) 1/3rd of the option shares vest and become exercisable on January 2, 2025, with the remaining option shares vesting in two equal annual installments thereafter.