Security key
09061H307
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 4,719,769
- Total 13F value
- $8,825,486
- Share change
- +1,236,517
- Put/Call ratio
- 1214%
- SEC-reported price per share
- $1.87
- Number of holders
- 34
- Value change
- +$2,260,910
- Number of buys
- 19
- Number of sells
- 9
Open additional details 1 more signal available
Report period
Q1 2023
Institutions
34
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 (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
0/15
Latest evidence
31 Dec 2022
13F
Highest disclosed value: $3,761,048
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Granahan Investment Management, LLC has the largest disclosed position value at $3.76M.
0 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.
Disclosed position value
Top 5
Granahan Investment Management, LLC
$3.76M
WASATCH ADVISORS LP
$1.93M
VANGUARD GROUP INC
$1.83M
Point72 Asset Management, L.P.
$1.41M
BlackRock Finance, Inc.
$609.5K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
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
|
—
class O/S missing
|
$3,761,048
1,122,701 shares
|
— | 31 Dec 2022 |
| WASATCH ADVISORS LP |
13F
Company
|
—
class O/S missing
|
$1,926,160
574,973 shares
|
— | 31 Dec 2022 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$1,829,646
546,163 shares
|
— | 31 Dec 2022 |
| Point72 Asset Management, L.P. |
13F
Company
|
—
class O/S missing
|
$1,407,000
420,000 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$609,459
181,928 shares
|
— | 31 Dec 2022 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$304,000
90,817 shares
|
— | 31 Dec 2022 |
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 Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
34
Shares
4,719,769
Rows available
34
| 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 Q1 2023 vs Q1 2023 Across Filers
Q1 2023 holders
34
Q1 2023 holders
34
Holder diff
0
| Investor | Q1 2023 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q1 2023 value | Value change | Value Chg % |
|---|