What is CUSIP 084670702?

CUSIP 084670702 is the security identifier used in SEC filing datasets for BRKB - BERKSHIRE HATHAWAY INC - CL B NEW.

Who owns BRKB - BERKSHIRE HATHAWAY INC - CL B NEW based on 13F filings?

4804 institutions reported positions in BRKB - BERKSHIRE HATHAWAY INC - CL B NEW as of Q1 2026. Open the latest holders period and ownership history tables on this page for position-level details.

Security Snapshot

BERKSHIRE HATHAWAY INC - CL B NEW (BRKB) Institutional Ownership

CUSIP: 084670702

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

4,804

Shares (Excl. Options)

908,871,352

Price

$479.20

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Security type / class: Equity / CL B NEW
Symbol: BRKB on NYSE
All holders as of 31 Mar 2026: Q1 2026
Total 13F shares: 908,871,352
Total 13F value: $435,419,649,225
Portfolio coverage rank: 0.62%
Share change: +9,935,744
Value change: +$4,512,338,153
Number of holders: 4,804
SEC-reported price per share: $475.94
Insider filing price: $475.94

13F Shares, Excluding Options vs Price

13F Value, Excluding Options

Total Investors

Key facts

BRKB - BERKSHIRE HATHAWAY INC - CL B NEW is tracked under CUSIP 084670702.
4804 institutions reported positions in Q1 2026.
Schedule 13D/13G significant owner rows are not currently available.

Change

Holder count moved from 4,841 to 4,804 between Q4 2025 and Q1 2026.
SEC-reported value moved from $451,811,565,539 to $435,419,649,225.

Research use

You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 4804 institutions filings for Q1 2026.

Open SEC evidence

Security key

084670702

Latest holder period

Q1 2026

13F holders

4,804

13D/G owners

CIK / CUSIP context first

Open Q1 2026 holders BRKB full holder history BERKSHIRE HATHAWAY INC SEC filings BERKSHIRE HATHAWAY INC company facts BERKSHIRE HATHAWAY INC insider transactions BERKSHIRE HATHAWAY INC 13D/G history

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Recent Quarterly Holder Reports

Open recent reporting periods for CUSIP 084670702:

Q1 2026 (4804 holders) Q4 2025 (4841 holders) Q3 2025 (4536 holders) Q2 2025 (4535 holders) Q1 2025 (4503 holders) Q4 2024 (4462 holders) Q3 2024 (4064 holders) Q2 2024 (3991 holders) Q1 2024 (3950 holders) Q4 2023 (3875 holders)

As of 31 Mar 2026, 4,804 institutional investors reported holding 908,871,352 shares of BERKSHIRE HATHAWAY INC - CL B NEW (BRKB).

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods

Latest

Q1 2026

Rows shown

1-25 of 49

Period	13F Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2026 Q1	908,871,352	$435,419,649,225	+$4,512,338,153	$6,279,809,008	$8,539,037,243	$479.20	4,804
2025 Q4	899,315,909	$451,811,565,539	+$11,104,783,377	$6,938,612,115	$10,865,163,070	$502.65	4,841
2025 Q3	873,674,041	$439,099,925,999	-$844,860,995	$7,263,085,761	$9,918,159,202	$502.74	4,536
2025 Q2	875,972,441	$425,390,713,568	+$2,831,866,179	$5,951,527,630	$8,179,213,197	$485.77	4,535
2025 Q1	871,393,563	$463,968,898,550	+$1,579,905,826	$6,116,281,488	$9,980,306,405	$532.58	4,503
2024 Q4	870,192,343	$394,426,914,242	+$6,404,089,563	$5,479,391,373	$9,300,727,828	$453.28	4,462
2024 Q3	851,583,288	$391,792,074,917	-$3,432,150,245	$5,382,913,688	$9,608,240,584	$460.26	4,064
2024 Q2	857,509,091	$348,854,903,229	+$7,124,501,110	$3,761,581,493	$6,897,886,988	$406.80	3,991
2024 Q1	837,321,415	$351,923,384,950	-$3,998,717,471	$4,119,227,576	$7,682,189,669	$420.52	3,950
2023 Q4	850,124,918	$303,231,363,745	+$1,108,605,184	$3,694,824,619	$5,952,413,530	$356.66	3,875
2023 Q3	844,831,059	$295,975,585,751	+$1,702,434,930	$3,161,891,776	$5,608,510,711	$350.30	3,606
2023 Q2	839,287,123	$285,989,018,795	+$3,912,677,989	$2,948,406,088	$6,096,081,240	$341.00	3,566
2023 Q1	828,166,343	$255,661,063,595	-$2,896,449,129	$2,897,824,380	$4,861,979,501	$308.77	3,505
2022 Q4	840,039,965	$259,495,795,242	+$1,758,985,516	$3,383,658,176	$5,273,676,534	$308.90	3,519
2022 Q3	835,261,939	$223,137,054,447	-$305,941,972	$2,580,317,820	$4,113,377,998	$267.02	3,292
2022 Q2	836,758,264	$228,451,610,377	-$2,548,475,013	$3,243,346,878	$4,397,393,118	$273.02	3,322
2022 Q1	852,204,715	$300,514,079,891	+$2,424,603,123	$4,760,015,849	$6,314,410,863	$352.91	3,401
2021 Q4	845,558,818	$252,746,924,723	-$4,496,627,790	$4,748,553,000	$6,106,443,200	$299.00	3,367
2021 Q3	855,511,552	$233,472,605,216	-$5,129,151,571	$3,991,960,626	$5,719,635,914	$272.94	2,992
2021 Q2	874,129,629	$242,865,074,505	-$2,108,731,988	$3,779,601,936	$4,883,117,480	$277.92	3,014
2021 Q1	881,856,556	$225,270,619,544	-$4,234,802,723	$3,251,911,000	$4,915,721,000	$255.47	2,976
2020 Q4	898,428,678	$208,207,548,517	-$6,129,677,993	$3,814,460,652	$5,509,508,508	$231.87	2,896
2020 Q3	925,619,583	$196,964,934,730	-$1,130,480,115	$3,449,786,102	$5,017,823,516	$212.94	2,628
2020 Q2	929,881,709	$166,022,693,096	-$1,447,170,687	$3,101,958,333	$3,318,075,423	$178.51	2,578
2020 Q1	939,113,602	$171,708,100,441	-$410,966,675	$2,084,983,000	$3,156,255,000	$182.83	2,582