Welcome to our dedicated page for Guerrilla RF SEC filings (Ticker: GUER), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Guerrilla RF, Inc. filings document the formal disclosures of an OTCQX radio frequency and microwave semiconductor company. Recent Form 8-K reports furnish quarterly and annual operating results, including revenue trends, gross margin, operating cash flow, backlog, catalog-product activity, cost controls, and management commentary on profitability.
The company’s regulatory record also includes material-agreement disclosures for amended loan arrangements and proxy materials for annual-meeting governance, director elections, and auditor ratification. These filings describe capital-structure obligations, board and stockholder voting matters, and the reporting status of a company whose cited reports state that it has no securities registered under Section 12(b) of the Exchange Act.
Guerrilla RF, Inc. director William J. Pratt reported a new compensation award and updated equity holdings. He received a grant of 15,625 stock options on May 15, 2026 with an exercise price of $3.05 per share, which are fully vested and exercisable and expire on May 15, 2036.
After this grant, Pratt holds 151,789 shares of common stock directly and 1,000 shares indirectly through his spouse. He also has existing derivatives, including a warrant for 21,139 shares at $2.50 per share and several smaller stock option positions with exercise prices between $1.42 and $3.19 per share.
Guerrilla RF, Inc. director James E. Dunn Jr. received a grant of 15,625 stock options for common stock at an exercise price of $3.05 per share, which are fully vested and exercisable and expire on May 15, 2036. A revocable trust for his benefit also bought 3,335 shares of common stock at $3.00 per share, increasing its indirect holdings to 5,002 shares. Separately, he holds 48,329 shares of common stock directly and several option and warrant positions on additional shares at exercise prices ranging from $1.42 to $12.00.
Guerrilla RF, Inc.'s Chief Executive Officer Ryan Michael Pratt reported his current equity position, including a new stock option award. On 2026-05-15, he received a grant of 45,000 stock options with an exercise price of $6.0000 per share, expiring on 2036-05-15.
Following this grant, the filing shows 1,017,741 shares of common stock held directly, additional shares held indirectly through trusts for his children and by his spouse, and various existing options, warrants, and restricted stock units. The trust-held shares are recorded for Section 16 purposes with beneficial ownership disclaimed except for any pecuniary interest. The report does not show any open-market buys or sells, focusing instead on holdings and compensation-related equity.
Guerrilla RF, Inc. Chief Business Officer Kellie Hyon-Ok Chong reported her equity holdings and a new option grant. She received 20,000 stock options for common stock at an exercise price of $6.00 per share, expiring on May 15, 2036, as a compensation award.
After this filing, she directly holds 24,292 shares of common stock and has an indirect interest in 4,804 shares held by Ninth Technology, LLC, where she is a member and manager. She also holds previously granted options on 25,000 shares at $3.05 and 21,667 shares at $12.00, plus 5,897 restricted stock units that convert into common stock upon vesting.
Guerrilla RF, Inc.'s Chief Operating Officer Mark Alan Mason reported his equity holdings and a new stock option award. He received a grant of 27,500 stock options for common stock at an exercise price of $6.0000 per share, expiring on May 15, 2036, as a compensation-related award.
Following this award, he holds 31,110 shares of common stock directly, along with multiple derivative positions. These include a warrant for 834 underlying common shares at $2.5000 per share expiring in 2028, several option grants over 1,774 to 25,000 underlying shares with exercise prices between $2.2000 and $3.1900 expiring between 2029 and 2035, and 5,897 restricted stock units, each representing one share.
Footnotes explain that the restricted stock units vest on January 1, 2027, and that related option grants vest in tranches between 2026 and 2030, in each case subject to Mason’s continued service with the company.
Guerrilla RF, Inc. Chief Financial Officer John-Williams Michael reported updated equity holdings, including compensation-related awards. He now directly holds 9,870 shares of common stock and 16,395 restricted stock units, each representing a right to receive one share of common stock upon vesting.
On May 15, 2026, he was granted stock options for 32,500 shares of common stock at an exercise price of $6.00 per share, and continues to hold a prior option grant for 46,534 shares at a $3.05 exercise price. Footnotes state that the RSUs and options vest in tranches through 2029 and 2030, conditioned on his continued service, and that certain portions of earlier awards have already vested.
Guerrilla RF, Inc.’s Chief Financial Officer Michael John-Williams reported buying 2,000 shares of common stock in an open-market purchase at $2.8200 per share, increasing his direct common stock holdings to 9,870 shares.
He also holds 16,395 restricted stock units, each representing a right to receive one share of common stock upon vesting on a specified schedule through 2029, and 46,534 stock options granted at a $3.0500 exercise price, which vest over time with 15,509 options already vested.
Guerrilla RF, Inc. reported a sharp turnaround for the quarter ended March 31, 2026. Revenue rose to $6.46 million from $4.37 million, driven mainly by stronger catalog product sales and more designs ramping into production. Gross margin improved to about 69.9%, up from 61.1%, as higher volumes and mix shift boosted profitability.
Operating loss narrowed to just $46,280, and the company generated net income of $1.12 million versus a $3.54 million loss a year earlier, helped by higher gross profit, a favorable $0.93 million change in warrant liabilities and about $0.42 million of Employee Retention Tax Credit. Cash was $3.22 million with roughly $1.8 million of working capital; management believes existing cash and credit facilities can fund operations for at least twelve months, despite continuing stockholders’ deficit and meaningful debt and lease obligations.
Guerrilla RF, Inc. is registering for resale up to 5,592,358 shares of Common Stock held by identified selling stockholders, pursuant to this prospectus. The company states it will not receive any proceeds from sales by the selling stockholders and that sales may occur from time to time under the described Plan of Distribution.
The prospectus notes 10,642,735 shares outstanding as of March 31, 2026 and reports a last quoted sale price of $2.55 per share on April 29, 2026 on the OTCQX market under the symbol GUER. The registration lists related issuances and warrants tied to prior private placements and merger transactions.
Guerrilla RF, Inc. registers 10,098,361 shares of Common Stock for resale by selling stockholder NR-PRL Partners, LP, comprised of 7,213,115 conversion shares2,885,246 warrant shareswill not receive proceedsmay10,642,735 as of March 31, 2026.
The prospectus describes permitted sale methods under a “Plan of Distribution,” discloses the Selling Stockholder’s Buyer Ownership Condition that limits certain corporate actions while satisfied, and notes the Series A Preferred Stock and warrants issued in the 2024 North Run Private Placement.