Security key
09061H307
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 2,552,142
- Total 13F value
- $10,232,010
- Share change
- -1,188,967
- Put/Call ratio
- 63%
- SEC-reported price per share
- $4.01
- Number of holders
- 25
- Value change
- -$7,325,561
- Number of buys
- 15
- Number of sells
- 16
Open additional details 1 more signal available
Report period
Q2 2021
Institutions
25
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
WELLINGTON MANAGEMENT GRO...
Disclosed value leader
WELLINGTON MANAGEMENT GRO...
Comparable rows
0/15
Latest evidence
31 Mar 2021
13F
Highest disclosed value: $5,316,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
WELLINGTON MANAGEMENT GROUP LLP has the largest disclosed position value at $5.32M.
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 WELLINGTON MANAGEMENT GROUP LLP's linked filing trail.
Disclosed position value
Top 5
WELLINGTON MANAGEMENT GROUP LLP
$5.32M
Granahan Investment Management, LLC
$4.53M
VANGUARD GROUP INC
$3.28M
Russell Investments Group, Ltd.
$1.56M
Millrace Asset Group, Inc.
$1.35M
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 |
|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
—
class O/S missing
|
$5,316,000
973,700 shares
|
— | 31 Mar 2021 |
| Granahan Investment Management, LLC |
13F
Company
|
—
class O/S missing
|
$4,532,000
830,058 shares
|
— | 31 Mar 2021 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$3,280,000
600,630 shares
|
— | 31 Mar 2021 |
| Russell Investments Group, Ltd. |
13F
Company
|
—
class O/S missing
|
$1,557,000
285,349 shares
|
— | 31 Mar 2021 |
| Millrace Asset Group, Inc. |
13F
Company
|
—
class O/S missing
|
$1,352,000
247,705 shares
|
— | 31 Mar 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$1,203,000
220,362 shares
|
— | 31 Mar 2021 |
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 Q2 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
25
Shares
2,552,142
Rows available
25
| 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 Q2 2021 vs Q1 2021 Across Filers
Q1 2021 holders
30
Q2 2021 holders
25
Holder diff
-5
| Investor | Q1 2021 Shares | Q2 2021 Shares | Share Diff | Share Chg % | Q1 2021 value | Q2 2021 value | Value change | Value Chg % |
|---|