Guerrilla RF, Inc.
GUER- Exchange
- OTC
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001832487
No open-market purchases or sales by Guerrilla RF, Inc. insiders were filed in the last 90 days; 1 institution reported holding it in 13F filings for Q2 2026, worth $63.3K in total; no superinvestor holds it.
Holders of 5% or more of GUER
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Guerrilla RF, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Lytton Laurence W | 13G | 9.99%1.09M shares | New | Aug 25, 20251 filing | Aug 25, 2025 | SEC |
| Bleichroeder LP | 13G/A | 7.73%800.0K shares | – | Mar 21, 20251 filing | Mar 21, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Guerrilla RF, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 25, 20256:33 PM ET | Lytton Laurence W | 13G | 9.99%1.09M shares | New | Mar 28, 2024 | SEC |
| Mar 21, 20257:15 PM ET | Bleichroeder LPand 2 others | 13G/A | 7.73%800.0K shares | – | Mar 19, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Guerrilla RF, Inc. shares.
No Form 144 notices for Guerrilla RF, Inc. are on file.