What does CUSIP 084670702 represent in this 13F holders report?

CUSIP 084670702 is the security identifier for BRKB - BERKSHIRE HATHAWAY INC - CL B NEW used to aggregate holder disclosures.

How many institutions held BRKB - BERKSHIRE HATHAWAY INC - CL B NEW in Q1 2026?

1665 institutional investors reported BRKB - BERKSHIRE HATHAWAY INC - CL B NEW for Q1 2026. Use the holders table for investor-level position and value details.

BERKSHIRE HATHAWAY INC - CL B NEW (BRKB)

CUSIP: 084670702

Q1 2026 13F Holders as of 31 Mar 2026

Type / Class: Equity / CL B NEW
Total 13F shares: 35,522,730
Share change: +735,078
Total reported value: $17,010,667,470
Put/Call ratio: 0%
Price per share: $479.20
Number of holders: 1,665
Value change: +$340,608,514
Number of buys: 724
Number of sells: 737

Quarterly Holders Quick Answers

What is CUSIP 084670702?
CUSIP 084670702 identifies BRKB - BERKSHIRE HATHAWAY INC - CL B NEW in SEC institutional holdings data.

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Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Previous quarter: Q4 2025

Recent filing periods for CUSIP 084670702:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of BRKB - BERKSHIRE HATHAWAY INC - CL B NEW (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Warren E. Buffett	3/4/5 13D/G	Chairman and CEO, Director, 10%+ Owner	38% from 13D/G	198,220 mixed-class rows	$148,179,112,416	—	17 Mar 2026	3/4/5 13D/G
VANGUARD GROUP INC	13F	Company	— mixed-class rows	157,107,082 mixed-class rows	$81,901,074,268	—	31 Dec 2025	13F
BlackRock, Inc.	13F	Company	— mixed-class rows	121,194,241 mixed-class rows	$61,301,845,937	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	— mixed-class rows	73,925,414 mixed-class rows	$37,419,596,230	—	31 Dec 2025	13F
FMR LLC	13F 13D/G	Company	4.7% from 13D/G	9,483,234 mixed-class rows	$23,296,062,082	—	31 Dec 2025	13F 13D/G
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	40,022,166	$20,063,290,387	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	— mixed-class rows	26,280,950 mixed-class rows	$13,775,089,599	—	31 Dec 2025	13F
NORGES BANK	13F	Company	— mixed-class rows	8,474,430 mixed-class rows	$12,034,969,323	—	31 Dec 2025	13F
FIRST MANHATTAN CO. LLC.	13F	Company	— mixed-class rows	1,868,632 mixed-class rows	$11,557,511,671	—	31 Dec 2025	13F
GATES FOUNDATION TRUST	13F	Company	— class O/S missing	19,406,764	$9,754,809,925	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	— mixed-class rows	15,528,590 mixed-class rows	$8,003,071,669	—	31 Dec 2025	13F
JPMORGAN CHASE & CO	13F	Company	— mixed-class rows	12,883,684 mixed-class rows	$6,550,660,232	—	31 Dec 2025	13F
Bank of New York Mellon Corp	13F	Company	— mixed-class rows	11,168,187 mixed-class rows	$5,824,892,366	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— mixed-class rows	11,044,077 mixed-class rows	$5,599,580,334	—	31 Dec 2025	13F
ROYAL BANK OF CANADA	13F	Company	— mixed-class rows	9,569,104 mixed-class rows	$5,005,277,000	—	31 Dec 2025	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	— mixed-class rows	9,845,927 mixed-class rows	$4,962,634,000	—	31 Dec 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	— mixed-class rows	9,516,204 mixed-class rows	$4,949,265,477	—	31 Dec 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	— mixed-class rows	8,694,796 mixed-class rows	$4,925,601,994	—	31 Dec 2025	13F
J. Stern & Co. LLP	13F	Company	— class O/S missing	4,903,351	$4,903,351,000	—	31 Dec 2025	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	— mixed-class rows	7,949,018 mixed-class rows	$4,135,873,206	—	31 Dec 2025	13F
H&H International Investment, LLC	13F	Company	— class O/S missing	7,176,196	$3,607,114,919	—	31 Dec 2025	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— mixed-class rows	7,102,317 mixed-class rows	$3,572,290,000	—	31 Dec 2025	13F
BARCLAYS PLC	13F	Company	— mixed-class rows	6,943,458 mixed-class rows	$3,503,706,516	—	31 Dec 2025	13F
Legal & General Group Plc	13F	Company	— mixed-class rows	6,012,780 mixed-class rows	$3,314,236,943	—	31 Dec 2025	13F
HighTower Advisors, LLC	13F	Company	— mixed-class rows	2,504,799 mixed-class rows	$2,826,467,208	—	31 Dec 2025	13F
Nuveen, LLC	13F	Company	— class O/S missing	5,523,523	$2,776,398,836	—	31 Dec 2025	13F
WELLS FARGO & COMPANY/MN	13F	Company	— mixed-class rows	5,129,848 mixed-class rows	$2,663,964,333	—	31 Dec 2025	13F
UBS Group AG	13F	Company	— mixed-class rows	4,542,017 mixed-class rows	$2,642,090,383	—	31 Dec 2025	13F
Invesco Ltd.	13F	Company	— mixed-class rows	4,554,987 mixed-class rows	$2,328,787,882	—	31 Dec 2025	13F
RAYMOND JAMES FINANCIAL INC	13F	Company	— mixed-class rows	4,290,103 mixed-class rows	$2,286,928,208	—	31 Dec 2025	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— mixed-class rows	3,392,941 mixed-class rows	$2,191,229,287	—	31 Dec 2025	13F
Amundi	13F	Individual	— mixed-class rows	3,861,213 mixed-class rows	$1,954,416,066	—	31 Dec 2025	13F
Swiss National Bank	13F	Company	— class O/S missing	3,777,645	$1,898,833,259	—	31 Dec 2025	13F
HSBC HOLDINGS PLC	13F	Company	— mixed-class rows	3,522,515 mixed-class rows	$1,878,523,698	—	31 Dec 2025	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	— mixed-class rows	3,421,635 mixed-class rows	$1,788,525,892	—	31 Dec 2025	13F
LPL Financial LLC	13F	Company	— mixed-class rows	3,367,512 mixed-class rows	$1,772,635,493	—	31 Dec 2025	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	— mixed-class rows	3,478,316 mixed-class rows	$1,765,724,376	—	31 Dec 2025	13F
Corient Private Wealth LLC	13F	Company	— mixed-class rows	6,914,545 mixed-class rows	$1,757,341,374	—	31 Dec 2025	13F
BANK OF MONTREAL /CAN/	13F	Company	— mixed-class rows	2,841,758 mixed-class rows	$1,743,706,186	—	31 Dec 2025	13F
Mitsubishi UFJ Asset Management Co., Ltd.	13F	Company	— class O/S missing	3,413,013	$1,695,755,509	—	31 Dec 2025	13F
GARDNER RUSSO & QUINN LLC	13F	Company	— mixed-class rows	1,126,883 mixed-class rows	$1,688,822,197	—	31 Dec 2025	13F
MARKEL GROUP INC.	13F	Company	— mixed-class rows	1,533,085 mixed-class rows	$1,610,892,426	—	31 Dec 2025	13F
Creative Planning	13F	Company	— mixed-class rows	2,855,293 mixed-class rows	$1,601,098,039	—	31 Dec 2025	13F
DEUTSCHE BANK AG\	13F	Company	— mixed-class rows	3,090,807 mixed-class rows	$1,566,417,194	—	31 Dec 2025	13F
RHUMBLINE ADVISERS	13F	Company	— mixed-class rows	2,895,739 mixed-class rows	$1,468,366,147	—	31 Dec 2025	13F
CANADA PENSION PLAN INVESTMENT BOARD	13F	Company	— class O/S missing	2,879,419	$1,447,339,960	—	31 Dec 2025	13F
EVERETT HARRIS & CO /CA/	13F	Company	— mixed-class rows	659,227 mixed-class rows	$1,399,445,558	—	31 Dec 2025	13F
Se Flossbach von Storch	13F	Individual	— mixed-class rows	2,754,241 mixed-class rows	$1,387,436,428	—	31 Dec 2025	13F
Baird Financial Group, Inc.	13F	Company	— mixed-class rows	2,599,787 mixed-class rows	$1,355,812,764	—	31 Dec 2025	13F
National Pension Service	13F	Company	— class O/S missing	2,655,610	$1,334,842,367	—	31 Dec 2025	13F

Institutional Holders of BERKSHIRE HATHAWAY INC - CL B NEW (BRKB) as of Q1 2026

As of 31 Mar 2026, BERKSHIRE HATHAWAY INC - CL B NEW (BRKB) was held by 1,665 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 35,522,730 shares. The largest 10 holders included Assenagon Asset Management S.A., TETRAD CORP, WEALTH ENHANCEMENT ADVISORY SERVICES, LLC, Mesirow Financial Investment Management, Inc., Retirement Systems of Alabama, DAVENPORT & Co LLC, Pictet Asset Management Holding SA, STRS OHIO, Janney Montgomery Scott LLC, and SG Americas Securities, LLC. This page lists 1,677 institutional shareholders reporting positions in this security for the Q1 2026 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

4,798

Q1 2026 holders

1,665

Holder diff

-3,133

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 Value $	Q1 2026 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.