SEC Form 4 · accession 0001437749-26-028276
Guerrilla RF, Inc. · GUER
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Todd B Hammer
Director · 10% Owner
Period of report
Aug 14, 2026
Accepted (ET)
Aug 18, 2026 · 10:33 am EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001832487
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | holding | — | — | — | 32,292 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock OptionF4 | $6.00 | Aug 14, 2026 | A | 14,164 | A | — | Aug 14, 2036 | Common Stock | 14,164 | 14,164 | D |
| Series A Convertible Preferred StockF2,F3,F1 | $327.87 | holding | — | — | — | Aug 5, 2024 | — | Common Stock | 7,213,115 | 7,213,115 | I |
| Common Stock Purchase WarrantsF2,F3 | $3.05 | holding | — | — | — | Aug 5, 2024 | Feb 5, 2030 | Common Stock | 2,885,246 | 2,885,246 | I |
Explanation of responses
- F1The securities do not have any expiration date.
- F2The reported securities are directly held by NR-PRL Partners, LP, and may be deemed to be indirectly beneficially owned by NR-PRL Partners GP, LLC as the general partner of NR-PRL Partners, LP. The securities may also be deemed to be indirectly beneficially owned by the Reporting Person as a member of NR-PRL Partners GP, LLC.
- F3The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and this report shall not be deemed an admission of beneficial ownership of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
- F4The option is immediately exercisable, subject to a right of repurchase in favor of the Issuer with respect to shares issued to the Reporting Person upon exercise of the option prior to vesting. The option vests on the earlier of (i) the first anniversary of the grant date and (ii) the date of the Issuer's next annual meeting of stockholders (currently expected to be June 9, 2027), subject to the Reporting Person's continued service through such vesting date.