Security key
09061H307
BIOMERICA INC - Common Stock, par value $0.08 per share (BMRA)
CUSIP: 09061H307
Q4 2024 13F Holders as of 31 Dec 2024
- Security type / class
- Equity / Common Stock, par value $0.08 per share
- Total 13F shares
- 1,406,428
- Total 13F value
- $420,797
- Share change
- -218,922
- SEC-reported price per share
- $0.30
- Number of holders
- 21
- Value change
- -$75,064
- Number of buys
- 6
- Number of sells
- 13
- Shares outstanding
- 4,587,039
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
21
Top holders
10
BMRA full security history
Ownership snapshot
Full 13F holder table
BIOMERICA INC SEC filings
BIOMERICA INC company facts
Broader feeds
Ownership snapshot
Top reported holders of BMRA - BIOMERICA INC - Common Stock, par value $0.08 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Granahan Investment Manag...
Disclosed value leader
Granahan Investment Manag...
Comparable rows
15/15
Latest evidence
30 Sep 2024
13F
Lead comparable stake: 11%
Showing 1-6 of 15 holder rows.
Quick read
Granahan Investment Management, LLC leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Granahan Investment Management, LLC's linked filing trail.
Comparable ownership
Top 5
Granahan Investment Management, LLC
11%
Russell Investments Group, Ltd.
4.9%
VANGUARD GROUP INC
3.7%
BlackRock, Inc.
3.3%
GEODE CAPITAL MANAGEMENT, LLC
2.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Granahan Investment Management, LLC |
13F
Company
|
11%
|
$172,796
527,461 shares
|
— | 30 Sep 2024 |
| Russell Investments Group, Ltd. |
13F
Company
|
4.9%
|
$73,852
225,435 shares
|
— | 30 Sep 2024 |
| VANGUARD GROUP INC |
13F
Company
|
3.7%
|
$55,435
169,010 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
3.3%
|
$48,839
149,081 shares
|
— | 30 Sep 2024 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
2.7%
|
$40,749
124,363 shares
|
— | 30 Sep 2024 |
| UBS Group AG |
13F
Company
|
2%
|
$30,075
91,692 shares
|
— | 30 Sep 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
21
Shares
1,406,428
Rows available
21
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
25
Q4 2024 holders
21
Holder diff
-4
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|