SEC Form 4 · accession 0001571521-26-000002
Anterix Inc. · ATEX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Thomas R. Kuhn
Director · Other
Period of report
May 20, 2026
Accepted (ET)
Aug 26, 2026 · 4:46 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001304492
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | May 20, 2026 | A | 2,791 | — | A | 19,385 | D | |
| Common Stock | Jun 18, 2026 | S | 1,654 | $79.52 | D | 17,731 | D | |
| Common Stock | Aug 24, 2026 | M | 10,000 | $33.62 | A | 27,731 | D | |
| Common StockF3 | Aug 24, 2026 | S | 4,392 | $88.182 | D | 23,339 | D | |
| Common StockF4 | Aug 24, 2026 | S | 4,418 | $89.1187 | D | 18,921 | D | |
| Common StockF5 | Aug 24, 2026 | S | 790 | $90.0009 | D | 18,131 | D | |
| Common Stock | Aug 24, 2026 | S | 400 | $91.01 | D | 17,731 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F6 | $33.62 | Aug 24, 2026 | M | 10,000 | D | — | Jan 2, 2034 | Common Stock | 10,000 | 48,998 | D |
Explanation of responses
- F1Each 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.
- F2These 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.
- F3The 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.
- F4The 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.
- F5The 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.
- F61/3rd of the option shares vest and become exercisable on January 2, 2025, with the remaining option shares vesting in two equal annual installments thereafter.