Mason Mark Alan 4

What Happened

• Mark Alan Mason, Chief Operating Officer of Guerrilla RF (GUER), was granted 27,500 restricted stock units (RSUs) on May 15, 2026. The RSUs are recorded as a derivative award at $0.00 (no cash purchase). Each RSU represents the right to receive one share upon vesting, and these units vest on January 1, 2027, subject to Mason’s continued service.

Key Details

• Transaction date: 2026-05-15; reported (filed) with SEC on 2026-05-19 (filing appears timely).
• Award: 27,500 RSUs, acquisition price $0.00 (derivative grant).
• Vesting: RSUs vest on 01/01/2027, contingent on continued service (see footnotes F1 and F4).
• Shares owned after transaction: not specified in the Form 4 summary provided — see the full filing for total beneficial ownership.
• Other notes in the filing (footnotes F2–F6) describe outstanding stock options and various vesting schedules; consult the filing for those specifics.

Context

• RSUs are a compensation award that convert to actual shares only if vesting conditions are met; they do not involve an immediate cash outlay or an open-market purchase. Such grants are common as part of executive compensation and do not by themselves indicate buying or selling sentiment. For a complete picture of Mason’s holdings and any vested/exercisable options, review the full Form 4.