Marquez Elena 4

What Happened

• Elena Marquez, CFO of Anterix Inc. (ATEX), had 271 shares withheld by the company to satisfy tax withholding obligations tied to the partial vesting and settlement of restricted stock units. The withholding was recorded as a disposition at $56.62 per share, totaling $15,344. This is a routine tax-withholding event, not an open-market sale or a purchase.

Key Details

• Transaction date and price: May 15, 2026 — 271 shares at $56.62 per share (total $15,344).
• Transaction type/code: F — tax withholding in connection with RSU settlement.
• Footnote: Shares were withheld by the issuer to satisfy withholding obligations related to partial vesting and settlement of restricted stock units (F1).
• Shares owned after transaction: Not specified in the provided filing.
• Filing timing: Reported on May 19, 2026; the filing appears timely relative to the May 15 transaction.

Context

• This was a cashless tax-withholding event following RSU vesting (the company retained shares to cover taxes). Such withholdings are routine and generally do not signal active buying or selling intent by the insider.