Security key
090572108
- Security type / class
- Equity / CL B
- Total 13F shares
- 3,627
- Total 13F value
- $1,162,875
- Share change
- -1,986
- SEC-reported price per share
- $318.43
- Number of holders
- 6
- Value change
- -$704,377
- Number of sells
- 3
Report period
Q4 2023
Institutions
6
Top holders
6
BIOB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
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 090572108
Recent filing periods:
Ownership snapshot
Top reported holders of BIOB - BIO RAD LABS INC - CL B (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
30 Sep 2023
13F
Lead comparable stake: 46%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 46%.
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
46%
BlackRock Finance, Inc.
28%
Veritas Asset Management LLP
22%
BROWN ADVISORY INC
19%
STATE STREET CORP
17%
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
|
46%
|
$840,124,356
2,343,770 shares
|
— | 30 Sep 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
28%
|
$514,980,815
1,436,688 shares
|
— | 30 Sep 2023 |
| Veritas Asset Management LLP |
13F
Company
|
22%
|
$399,149,488
1,113,543 shares
|
— | 30 Sep 2023 |
| BROWN ADVISORY INC |
13F
Company
|
19%
|
$342,582,023
955,732 shares
|
— | 30 Sep 2023 |
| STATE STREET CORP |
13F
Company
|
17%
|
$308,024,329
859,323 shares
|
— | 30 Sep 2023 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
Company
|
11%
|
$205,940,280
574,530 shares
|
— | 30 Sep 2023 |
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 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
6
Shares
3,627
Rows available
6
| 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 2023 vs Q1 2026 Across Filers
Q1 2026 holders
7
Q4 2023 holders
6
Holder diff
-1
| Investor | Q1 2026 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend