$BRK-B

$548.64 +$6.45 (1.19%) Live

$BRK-B Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 1.6M shares outstanding

Who owns BRK-B?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 28076.3%

BlackRock, Inc. 7374.3% · Vanguard Capital Management LLC 7202.6%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

5,035

+26 vs last qtr

Net shares bought

+8.6M

by institutions in Q2 2026

New / sold out

223 / 197

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Norges Bank NEW +8.8M
Capital World Investors NEW +2.7M

Biggest sellers in Q2 2026

FMR LLC −4.6M
Jpmorgan Chase & Co −3.4M

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Berkshire Hathaway Inc in the last 12 months.

Is your stake being diluted?

There are not yet two fiscal years of reported share counts for Berkshire Hathaway Inc.

How patient are the owners?

Institutional shares by how long they've been held

5+ years89% 3–5 years3% 1–3 years4% Under 1 year3%

Quarterly turnover

4.3%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting BRK-B on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	121.2M	7374.33%	−24.6K (−0.0%)	≤2021	0.9%
Shares held by quarter Peak holding121.2M (Q1'26) Change over 8 quarters+11.3M Share of the company7374.330% BlackRock, Inc.'s full portfolio →
VC Vanguard Capital Management LLC	118.4M	7202.60%	+944.6K (+0.8%)	≤2021	1.3%
Shares held by quarter Peak holding118.4M (Q2'26) Change over 8 quarters+118.4M Share of the company7202.600% Vanguard Capital Management LLC's full portfolio →

BlackRock, Inc.

121.2M

% of company

7374.33%

Change vs last qtr

−24.6K (−0.0%)

Held since

≤2021

Vanguard Capital Management LLC

118.4M

% of company

7202.60%

Change vs last qtr

+944.6K (+0.8%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Berkshire Hathaway Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting BRK-B on Form N-PORT; together they hold 20741.0% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$29.5B	57.1M	3476.49%	1.28%	June 30, 2026
V5 Vanguard 500 Index Fund Vanguard Index Funds	$23.8B	47.5M	2890.97%	1.42%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$29.5B

% of company

3476.49%

% of the fund

1.28%

As of

June 30, 2026

Vanguard 500 Index Fund

Vanguard Index Funds

Position value

$23.8B

% of company

2890.97%

% of the fund

1.42%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Berkshire Hathaway Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
WE Warren E. Buffett 5%+ holder 13D · 38.2%	188.3K	11.46%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company11.460% Disclosed stake13D · 38.2% View the 13D/G filing →

Warren E. Buffett

5%+ holder13D · 38.2%

188.3K

% of company

11.46%

Change vs last qtr

—

Held since

—

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