Biomerica Inc
BMRA- Exchange
- Nasdaq
- Industry
- In Vitro & In Vivo Diagnostic Substances
- SEC CIK
- 0000073290
In the last 90 days, Biomerica Inc insiders filed 5 open-market purchases and 0 sales; 20 institutions reported holding it in 13F filings for Q2 2026, worth $220.0K in total; no superinvestor holds it.
Holders of 5% or more of BMRA
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Biomerica Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| B. Riley Financial, Inc. | 13D | 10.03%460.1K shares | New | Aug 28, 20261 filing | Aug 28, 2026 | 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
10 Schedule 13D and 13G filings on Biomerica Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 28, 20265:20 PM ET | B. Riley Financial, Inc.and 2 others | 13D | 10.03%460.1K shares | New | Aug 25, 2026 | SEC |
| Feb 11, 20254:32 PM ET | Wasatch Advisors Inc | 13G | 0.00%0 shares | NewBelow 5% | Dec 31, 2024 | SEC |
| Feb 14, 2022 | Granahan Investment Management Inc | 13GOld format | – | New | – | SEC |
| Feb 4, 2022 | Wellington Management Group LLP | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2022 | Wellington Trust Company, National Association Multiple Common Trust Funds Trust, Micro Cap Equity Portfolio | 13G/AOld format | – | – | – | SEC |
| Feb 4, 2022 | Wellington Trust Co N A | 13G/AOld format | – | – | – | SEC |
| Feb 3, 2021 | Wellington Trust Company, National Association Multiple Common Trust Funds Trust, Micro Cap Equity Portfolio | 13G/AOld format | – | – | – | SEC |
| Feb 3, 2021 | Wellington Trust Co N A | 13GOld format | – | New | – | SEC |
| Feb 3, 2021 | Wellington Management Group LLP | 13GOld format | – | New | – | SEC |
| Jan 20, 2021 | Intelligent Fanatics Capital Management LLC | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Biomerica Inc shares.
No Form 144 notices for Biomerica Inc are on file.