Cipher Digital Inc.: CFO Mumford exercised options for 17,109 shares

What happened Mumford Gregory J.D., chief financial officer, exercised or converted derivative awards that resulted in 17,109 shares being acquired and the filing also reports a disposition of 17,109 shares at $0.00 on Sep 30, 2026. The filing lists the acquisition price as N/A and the disposition price as $0.00.

Key details

• Transaction date: Sep 30, 2026. Acquisition: 17,109 shares at N/A. Disposition: 17,109 shares at $0.00 (derivative, code M).
• Shares owned after the transaction: not reported on the filing.
• Footnote F1: each restricted stock unit ("RSU") represents a contingent right to receive one share of the issuer's common stock.
• Footnote F2: the RSUs vest in equal quarterly installments over a three-year period, on Mar 31, Jun 30, Sep 30 and Dec 15 of each year, subject to the reporting person’s continuous service on the applicable vesting date; the first vesting date occurred on Mar 31, 2026.
• Form filed on Oct 02, 2026.

Why it may matter This was an exercise or conversion of derivative awards with a same-day disposition of the resulting 17,109 shares at $0.00. This filing does not show why the insider traded or why the company acted.