Anterix Inc: CFO Elena Marquez sold 4,981 shares

What happened

• Elena Marquez, CFO, sold 4,981 shares in multiple open-market or private-sale transactions on Oct 9, 2026 for aggregate proceeds of $400,607.
• The filing also reports an exercise or conversion (code M) to acquire 1,227 shares at $40.00 for $49,080 and a related derivative disposition of 1,227 shares reported at $0.00.

Key details

• Transaction date: Oct 9, 2026. Sales reported at weighted average prices and ranges (see footnotes F2–F4). Reported sale lots and values: 3,254 shares at $80.16 for $260,849; 400 shares at $81.80 for $32,720; 100 shares at $82.50 for $8,250; 1,017 shares at $80.22 for $81,589; 210 shares at $81.90 for $17,199.
• Option exercise: 1,227 shares acquired at $40.00 for $49,080 (code M). A derivative disposition of 1,227 shares is reported at $0.00.
• Shares owned after the transactions: not reported in the filing.
• Relevant footnotes: F1 — sales effected pursuant to a Rule 10b5-1 trading plan adopted Jun 22, 2026; F2–F4 — reported prices are weighted averages with listed price ranges; F5 — option shares vest in three equal annual installments beginning Oct 4, 2025.
• The filing does not indicate it was filed late.

Why it may matter

• The filing shows an option exercise and multiple market/private sales on the same date; the filing does not state whether the exercise and sales were part of a cashless or net settlement.
• Several sales are disclosed as made under a Rule 10b5-1 plan (F1).
• The filing does not show why the insider traded or why the company acted.