Security key
090572207
BIO-RAD LABORATORIES, INC. - Class B Common Stock (BIO)
CUSIP: 090572207
Q1 2023 13F Holders as of 31 Mar 2023
- Security type / class
- Equity / Class B Common Stock
- Total 13F shares
- 19,221,018
- Total 13F value
- $9,200,944,144
- Share change
- -8,776
- Put/Call ratio
- 96%
- SEC-reported price per share
- $479.02
- Number of holders
- 499
- Value change
- +$12,069,903
- Number of buys
- 264
- Number of sells
- 197
- Shares outstanding
- 5,071,025
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
499
Top holders
10
BIO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2023
Previous quarter: Q4 2022
BIO-RAD LABORATORIES, INC. SEC filings
BIO-RAD LABORATORIES, INC. company facts
BIO-RAD LABORATORIES, INC. 13D/G history
Broader feeds
Reporting periods
Holder history for CUSIP 090572207
Recent filing periods:
Ownership snapshot
Top reported holders of BIO - BIO-RAD LABORATORIES, INC. - Class B 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
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
31 Dec 2022
13F
Lead comparable stake: 47%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 47%.
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 VANGUARD GROUP INC's linked filing trail.
Comparable ownership
Top 5
VANGUARD GROUP INC
47%
BlackRock Finance, Inc.
31%
Veritas Asset Management LLP
23%
STATE STREET CORP
19%
BROWN ADVISORY INC
16%
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
47%
|
$1,005,574,924
2,391,436 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
31%
|
$665,378,330
1,582,388 shares
|
— | 31 Dec 2022 |
| Veritas Asset Management LLP |
13F
Company
|
23%
|
$484,525,161
1,152,287 shares
|
— | 31 Dec 2022 |
| STATE STREET CORP |
13F
Company
|
19%
|
$398,531,171
947,778 shares
|
— | 31 Dec 2022 |
| BROWN ADVISORY INC |
13F
Company
|
16%
|
$345,174,195
820,885 shares
|
— | 31 Dec 2022 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
9.5%
|
$202,211,959
480,896 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
499
Shares
19,221,018
Rows available
499
| 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 Q4 2022 Across Filers
Q4 2022 holders
467
Q1 2023 holders
499
Holder diff
32
| Investor | Q4 2022 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q4 2022 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend