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?

4934 institutions reported positions in BRKB - BERKSHIRE HATHAWAY INC - CL B NEW as of Q2 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 Q3 2026

13F reference period

Q2 2026

Institutions Reporting

4,934

Shares (Excl. Options)

921.8M

Full value: 921,799,919 · shares · 30 Jun 2026

Price

$500.39

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class: Equity / CL B NEW
Symbol: BRKB on NYSE
All holders as of 30 Jun 2026: Q2 2026
Total 13F shares: 921,799,919
Total 13F value: $460,944,699,357
Portfolio coverage rank: 0.57%
Share change: +9,151,926
Value change: +$4,660,577,872
Number of holders: 4,934
SEC-reported price per share: $520.59
Insider filing price: $520.59

13F Shares, Excluding Options vs Price

13F Value, Excluding Options

Total Investors

Filing notes and source

Key facts

BRKB - BERKSHIRE HATHAWAY INC - CL B NEW is tracked under CUSIP 084670702.
4934 institutions reported positions in Q2 2026.
Schedule 13D/13G significant owner rows are not currently available.

Change

Holder count moved from 4,875 to 4,934 between Q1 2026 and Q2 2026.
SEC-reported value moved from
$436.4B
Full value: $436,398,413,516 · USD · 31 Mar 2026
to
$460.94B
Full value: $460,944,699,357 · USD · 30 Jun 2026
.

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 4934 institutions filings for Q2 2026.

Open SEC evidence

Security key

084670702

13F reference period

Q2 2026

13F holders

4,934

13D/G owners

CIK / CUSIP context first

Open Q2 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:

Q3 2026 (2796 holders) Q2 2026 (4934 holders) Q1 2026 (4875 holders) Q4 2025 (4850 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)

As of 30 Jun 2026, 4,934 institutional investors reported holding

921.8M

Full value: 921,799,919 · shares · 30 Jun 2026

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

Headline period

Q2 2026

Rows shown

1-25 of 51

Period	13F Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2026 Q3	100,044,918	$49,864,312,783	+$1,569,738,643	$15,600,802	$2,119,127,385	$497.95	2,796
2026 Q2	921,799,919	$460,944,699,357	+$4,660,577,872	$7,127,028,063	$9,916,700,623	$500.39	4,934
2026 Q1	910,910,166	$436,398,413,516	+$5,006,161,211	$6,279,809,008	$8,539,133,083	$479.20	4,875
2025 Q4	899,362,033	$451,834,748,892	+$11,105,270,947	$6,938,612,115	$10,865,163,070	$502.65	4,850
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