Scott A. Lang - 15 Jun 2026 Form 4 Insider Report for Anterix Inc. (ATEX)

Reporting relationship: President and CEO, Director
Issuer ticker: ATEX
Reported as of: 15 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Jun 2026, 19:07:15 UTC
Prior SEC filing: 22 May 2026
Next SEC filing: 22 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Gena L. Ashe

Key filing fact

Scott A. Lang filed Form 4 for Anterix Inc. (ATEX) on 17 Jun 2026.

Key facts

This page summarizes Scott A. Lang's Form 4 filing for Anterix Inc. (ATEX).
6 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 17 Jun 2026, 19:07.

Change

Previous filing in this sequence was filed on 22 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001571601 Primary reporting owner

Lang Scott A.

Relationship: President and CEO, Director
Address: 3 GARRET MOUNTAIN PLAZA, SUITE 401, WOODLAND PARK
Signature: /s/ Gena L. Ashe
Signature date: 17 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ATEX transaction

Common Stock

Options Exercise

Transaction value
Shares: +63,788
Change %: +241%
Price: $30.99^*
Shares after: 90,258
Date: 15 Jun 2026
Ownership: Direct

ATEX transaction

Common Stock

Options Exercise

Transaction value
Shares: +74,530
Change %: +83%
Price: $34.96^*
Shares after: 164,788
Date: 15 Jun 2026
Ownership: Direct

ATEX transaction

Common Stock

Tax liability

Transaction value
Shares: -39,621
Change %: -24%
Price: $82.50^*
Shares after: 125,167
Date: 15 Jun 2026
Ownership: Direct
Footnotes: F1

ATEX transaction

Common Stock

Tax liability

Transaction value
Shares: -48,470
Change %: -39%
Price: $82.50^*
Shares after: 76,697
Date: 15 Jun 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ATEX transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -63,788
Change %: -33%
Price: $0.000000^*
Shares after: 127,538
Date: 15 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 63,788
Exercise price: $30.99
Footnotes: F3

ATEX transaction Derivative

Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -74,530
Change %: -33%
Price: $0.000000^*
Shares after: 149,016
Date: 15 Jun 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 74,530
Exercise price: $34.96
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

The Reporting Person exercised a stock option to purchase 63,788 shares of the Issuer's Common Stock for $30.99 per share and paid the exercise price on a cashless basis, resulting in the Issuer withholding an aggregate of 39,621 shares of the Issuer's Common Stock subject to the stock option to pay the exercise price and to satisfy its income tax withholding and remittance obligations in connection with the exercise of the stock option. The withholding of shares referenced here does not involve an open market sale of stock.

Footnote F2

The Reporting Person exercised a stock option to purchase 74,530 shares of the Issuer's Common Stock for $34.96 per share and paid the exercise price on a cashless basis, resulting in the Issuer withholding an aggregate of 48,470 shares of the Issuer's Common Stock subject to the stock option to pay the exercise price and to satisfy its income tax withholding and remittance obligations in connection with the exercise of the stock option. The withholding of shares referenced here does not involve an open market sale of stock.

Footnote F3

3. The shares subject to the option shall vest and become exercisable in three annual installments with vesting commencing on January 17, 2025, subject to the Reporting Person's continuous services to the Issuer through each such vesting date.

Footnote F4

The option shares subject to this option shall vest and become exercisable in three equal annual installments, with 1/3 of the option shares vesting and becoming exercisable on May 21, 2026, and with the remaining option shares vesting and becoming exercisable in two equal annual installments thereafter.