What does CUSIP 090572108 represent in this 13F holders report?

CUSIP 090572108 is the security identifier for BIOB - BIO RAD LABS INC - CL B used to aggregate holder disclosures.

How many institutions held BIOB - BIO RAD LABS INC - CL B in Q3 2020?

7 institutional investors reported BIOB - BIO RAD LABS INC - CL B for Q3 2020. Use the holders table for investor-level position and value details.

BIO RAD LABS INC - CL B (BIOB)

CUSIP: 090572108

Q3 2020 13F Holders as of 30 Sep 2020

Security type / class: Equity / CL B
Total 13F shares: 17,989
Total 13F value: $9,242,000
Share change: +530
SEC-reported price per share: $509.80
Number of holders: 7
Value change: +$269,983
Number of buys: 4
Number of sells: 2

Security key

090572108

Report period

Q3 2020

Institutions

Top holders

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

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 090572108

Newer quarter: Q3 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025

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 Jun 2020

13F Lead comparable stake: 45% Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC leads the comparable SEC ownership view at 45%.

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 45%

BlackRock Finance, Inc. 31%

STATE STREET CORP 18%

FMR LLC 16%

AMERICAN CENTURY COMPANIES INC 13%

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 13F	45%	$1,041,218,000 2,306,181 shares	—	30 Jun 2020
BlackRock Finance, Inc.	13F Company 13F	31%	$714,403,000 1,582,321 shares	—	30 Jun 2020
STATE STREET CORP	13F Company 13F	18%	$418,505,000 926,942 shares	—	30 Jun 2020
FMR LLC	13F Company 13F	16%	$368,340,000 815,833 shares	—	30 Jun 2020
AMERICAN CENTURY COMPANIES INC	13F Company 13F	13%	$299,726,000 663,860 shares	—	30 Jun 2020
ATLANTA CAPITAL MANAGEMENT CO L L C	13F Company 13F	8.9%	$203,883,000 451,579 shares	—	30 Jun 2020

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 Q3 2020

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

17,989

Rows available

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 Q3 2020 vs Q1 2026 Across Filers

Q1 2026 holders

Q3 2020 holders

Holder diff

Investor	Q1 2026 Shares	Q3 2020 Shares	Share Diff	Share Chg %	Q1 2026 value	Q3 2020 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend