Biomerica
BMRA · NASDAQ
$1.72−$0.0413 (−2.35%)TodayMarket closed ·
Prev close $1.76
Who owns BMRA
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 34.0% of BMRA’s shares.
- B. RILEY PRINCIPAL INVESTMENTS, LLC14.9%
- Irani (Zackary S)8.1%
- Barbieri (Allen)2.8%
- Lu (Gary)2.1%
- Next 6 largest institutions6.1%
- All other shareholders66.0%
| Holder | Shares | % of shares |
|---|---|---|
| B. RILEY PRINCIPAL INVESTMENTS, LLC | 460.08K | 14.89% |
| Irani (Zackary S) | 250.38K | 8.10% |
| Barbieri (Allen) | 87.29K | 2.83% |
| Lu (Gary) | 64.53K | 2.09% |
| Moatazedi (David) | 51.25K | 1.66% |
| Chin (Eric) | 38.75K | 1.25% |
| Emerson (Jane) | 30.13K | 0.97% |
| HRT Financial LP | 26.37K | 0.85% |
| Geode Capital Management, L.L.C. | 24.35K | 0.79% |
| BlackRock Institutional Trust Company, N.A. | 18.64K | 0.60% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Extended Market Index Fund | 14.51K | 0.47% |
| Fidelity Extended Market Index Fund | 12.63K | 0.41% |
| Fidelity Series Total Market Index Fund | 3.49K | 0.11% |
| Fidelity Total Market Index Fund | 1.72K | 0.06% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders bought $158.00K (5 trades) of BMRA on the open market, with no sales.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Chin Eric | Buy | 6.25K | $10.00K |
| MOATAZEDI DAVID | Buy | 10.00K | $16.00K |
| Irani Zackary S. | Buy | 31.25K | $50.00K |
| BARBIERI ALLEN | Buy | 20.00K | $32.00K |
| Gary M. Huff | Buy | 31.25K | $50.00K |
Short interest
Settled Sep 30, 2026
- Shares short
- 27.66K
- Days to cover
- 1.00
- % of shares outstanding
- 0.90%
- Average daily volume
- 32.52K
- Change since last report
- −25.6%
Information on this page is provided for informational purposes only and is not a recommendation to buy, sell or hold any security. Investing involves risk, including possible loss of principal. Market data is delayed at least 15 minutes and is provided without warranty. Analyst ratings, price targets and company data come from third-party sources. Past performance does not guarantee future results.