HAMMER TODD B 4

What Happened Todd B. Hammer, identified as a 10% owner of Guerrilla RF (GUER), exercised stock options on 2026-06-18. The Form 4 reports acquisition of 15,625 common shares at $3.05 per share (total cash paid ≈ $47,656). A separate line shows conversion/disposition of 15,625 derivative instruments at $0.00, consistent with the options being converted into shares upon exercise (transaction code M).

Key Details

• Transaction date: 2026-06-18; Form 4 filed: 2026-06-23.
• Acquired: 15,625 shares at $3.05 each — total paid ≈ $47,656.
• Disposed/converted: 15,625 derivative instruments at $0.00 (reflects option conversion).
• Shares owned after transaction: not specified in the filing.
• Footnotes: F1 — securities have no expiration date; F2 — reported securities are held by NR-PRL Partners, LP and may be indirectly owned via NR-PRL Partners GP, LLC; F3 — reporting person disclaims beneficial ownership except to extent of pecuniary interest; F4 — transactions pursuant to exercise of stock options.
• Timeliness: The Form 4 was filed five days after the reported transaction (filed 6/23 for a 6/18 transaction), which appears to be outside the typical 2-business-day reporting window.

Context This was an option exercise (not an open-market purchase or sale). The filing shows the options were exercised for cash consideration rather than an immediate cashless sale of shares. As a 10% owner, Hammer’s holdings are reported with additional entity and disclaimer footnotes (NR-PRL Partners), which is common for investments held through partnerships. The filing is factual and does not state any intention or sentiment behind the transaction.