Guerrilla RF, Inc.
- GUER · OTC
- Semiconductors & Related Devices
- Greensboro, NC
- 50 employees
- CIK 0001832487
Updated from SEC filings through
Top things to know
Revenue, FY2025$22.7M+13.0% vs FY2024Operating margin-20.5%Operating income -$4.7MEmployees50As of December 31, 2025Next earningsJanuary 31, 2027AnnouncedLatest 8-KDeparture or appointment of directors or officers; compensationFiled November 3, 2026Leadership changeItem 5.02 filedNovember 3, 2026, last 90 days
Executives
- Ryan Pratt Founder and CEO of Guerrilla RF 8-K, 2026-11-02
- Ryan Michael Pratt Chief Executive Officer 4, 2026-08-28
- Mike John-Williams CFO of Guerrilla RF 8-K, 2026-11-02
- Michael John-Williams Chief Financial Officer 4, 2026-05-19
- Mark Alan Mason Chief Operating Officer 4, 2026-05-19
- Kellie Hyon-Ok Chong Chief Business Officer 4, 2026-05-19
What leadership is saying
“Our record third-quarter results reflect strong momentum with our growth and profitability initiatives that are driving consistent increases in revenue, operating income and margins and cash flow”
Earnings press release (8-K Ex. 99.1), filed November 2, 2026
Guerrilla RF, Inc. is a U.S. public company in semiconductors & related devices (SIC 3674), headquartered in Greensboro, NC. It trades as GUER on OTC. Revenue was $22.7M in the fiscal year ending December 31, 2025, +13.0% from the year before. It reported about 50 employees. Ryan Pratt is Founder and CEO of Guerrilla RF.
Five-year financials
| Metric | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|---|
| Revenue | $22.7M 10-K, 2026-03-26 | $20.1M 10-K, 2026-03-26 | $15.1M 10-K, 2025-03-27 | $11.6M 10-K, 2024-03-29 | $10.5M 10-K, 2023-03-03 |
| Operating income | -$4.7M 10-K, 2026-03-26 | -$8.8M 10-K, 2026-03-26 | -$12.9M 10-K, 2025-03-27 | -$11.1M 10-K, 2024-03-29 | -$3.7M 10-K, 2023-03-03 |
| SG&A | $11.0M 10-K, 2026-03-26 | $11.9M 10-K, 2026-03-26 | $11.2M 10-K, 2025-03-27 | $9.8M 10-K, 2024-03-29 | $5.2M 10-K, 2023-03-03 |
| Net income | -$7.0M 10-K, 2026-03-26 | -$10.8M 10-K, 2026-03-26 | -$16.0M 10-K, 2025-03-27 | -$12.0M 10-K, 2024-03-29 | -$2.8M 10-K, 2023-03-03 |
Annual figures from XBRL in each company's own filings. Click a figure to open the filing. SG&A marked derived is general and administrative plus selling and marketing.
Leadership and board
| Name | Title | Source |
|---|---|---|
| Ryan Pratt | Founder and CEO of Guerrilla RF | 8-K, 2026-11-02 |
| Ryan Michael Pratt | Chief Executive Officer | 4, 2026-08-28 |
| Mike John-Williams Chief Financial Officer & Corporate Secretary | CFO of Guerrilla RF | 8-K, 2026-11-02 |
| Michael John-Williams | Chief Financial Officer | 4, 2026-05-19 |
| Mark Alan Mason | Chief Operating Officer | 4, 2026-05-19 |
| Kellie Hyon-Ok Chong | Chief Business Officer | 4, 2026-05-19 |
| Lauren Ferretti Winslow | Executive VP of Sales | 3, 2026-11-09 |
What Guerrilla RF, Inc. does
, a fabless semiconductor company based in Greensboro, North Carolina, was founded in 2013, initially as a North Carolina limited liability company before converting to a Delaware corporation. Unless otherwise stated or the context otherwise indicates, references to “Guerrilla RF”, the “Company”, “we”, “our”, “us” or similar terms refer to Guerrilla RF, Inc.
Item 1. Business, 10-K for the year ending December 31, 2025
Shares and governance
| Shares outstanding | 10.9 million (as of October 30, 2026) | 10-Q, November 2, 2026 |
|---|---|---|
| Public float | $6.5M (as of June 30, 2025) | 10-K, March 26, 2026 |
| Reportable segments | 1 (period ending September 30, 2026) | 10-Q, November 2, 2026 |
| Latest proxy statement | Meeting June 3, 2026 (filed April 10, 2026) | DEF 14A, April 10, 2026 |
| Auditor | Forvis Mazars, LLP (Raleigh, NC) | Latest 10-K |
Insider trades
Open-market buys and sales by officers and directors, from Forms 4 and 5. One row per filing.
| Date | Insider | Trade | Shares | Value | Source |
|---|---|---|---|---|---|
| May 13, 2026 | James E. Dunn Jr. Director | Buy | 3,335 | $10K | Form 4, May 19, 2026 |
| May 13, 2026 | Michael John-Williams Chief Financial Officer | Buy | 2,000 | $6K | Form 4, May 15, 2026 |
Recent 8-K events
- 8-K filed 2026-11-03
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2026-11-02
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-08-06
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-06-05
- Item 5.07 Submission of matters to a vote of security holders
- 8-K filed 2026-05-06
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-03-26
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-12-31
- Item 1.01 Entry into a material definitive agreement
- 8-K filed 2025-11-12
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-08-12
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-05-27
- Item 5.07 Submission of matters to a vote of security holders
Frequently asked questions about Guerrilla RF, Inc.
- What does Guerrilla RF, Inc. do?
- In its own words, from Item 1 of its 10-K: ", a fabless semiconductor company based in Greensboro, North Carolina, was founded in 2013, initially as a North Carolina limited liability company before converting to a Delaware corporation. Unless otherwise stated or the context otherwise indicates, references to “Guerrilla RF”, the “Company”, “we”, “our”, “us” or similar terms refer to Guerrilla RF, Inc."
- What is Guerrilla RF, Inc.'s revenue?
- $22.7M for the fiscal year ending December 31, 2025, from its 10-K filed March 26, 2026.
- Is Guerrilla RF, Inc. profitable?
- Guerrilla RF, Inc. reported net income of -$7.0M for the fiscal year ending December 31, 2025.
- How many employees does Guerrilla RF, Inc. have?
- About 50 as of December 31, 2025, as stated in its annual report.
- Who is the CEO of Guerrilla RF, Inc.?
- Ryan Pratt, Founder and CEO of Guerrilla RF, as named in a 8-K filed November 2, 2026.
- Who is the CFO of Guerrilla RF, Inc.?
- Mike John-Williams, CFO of Guerrilla RF, as named in a 8-K filed November 2, 2026.
- Where is Guerrilla RF, Inc. headquartered?
- Greensboro, NC.
- What is Guerrilla RF, Inc.'s stock ticker?
- GUER on OTC.
- What industry is Guerrilla RF, Inc. in?
- Semiconductors & Related Devices, SIC code 3674.
- What is Guerrilla RF, Inc.'s website?
- guerrilla-rf.com. Investor relations: https://ir.guerrilla-rf.com/.
- When does Guerrilla RF, Inc. report earnings next?
- January 31, 2027. Source: estimate_8k_pattern.
- Is Guerrilla RF, Inc. a public company?
- Yes. Guerrilla RF, Inc. files with the SEC under CIK 0001832487 and trades as GUER.
- Who audits Guerrilla RF, Inc.?
- Forvis Mazars, LLP, Raleigh, NC, as named in its latest annual report (10-K).
- How many shares of Guerrilla RF, Inc. are outstanding?
- 10.9 million shares as of October 30, 2026, from its 10-Q filed November 2, 2026.
- What is Guerrilla RF, Inc.'s public float?
- $6.5M as of June 30, 2025, as reported on the cover of its 10-K filed March 26, 2026.
- How many business segments does Guerrilla RF, Inc. report?
- 1 reportable segment for the period ending September 30, 2026, from its 10-Q filed November 2, 2026.
- When is Guerrilla RF, Inc.'s annual shareholder meeting?
- June 3, 2026, per its proxy statement (DEF 14A) filed April 10, 2026.
- Have Guerrilla RF, Inc. insiders traded stock recently?
- Since May 13, 2026, officers and directors reported 0 open-market sales and 2 purchases worth about $16K on Forms 4 and 5. The most recent: James E. Dunn Jr. (Director) bought 3,335 shares on May 13, 2026.