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伯克希尔哈撒韦A BRK.A

美股市值排名 #14保险-综合

$856,612.00 −$88.01 (-0.01%)

休市 · Nov 7, 9:10 am ET · 最新盘后价 $855,999.77 -0.07%

开盘$843,280.00

昨收$856,700.01

当日区间$843,280.00 – $862,300.00

成交量169

市值$1.22T

市盈率（TTM）14.4

股息率–

股权结构与仓位

谁在持有、谁在做空，以及大资金的流向

机构持股比例52.3%+0.30 个百分点，较上季度

持仓机构数5,673+10 ，较上季度

内部人近期交易10次买入 / 38次卖出净卖出

空头持仓比例0.01% 占流通股回补天数 1.0 · 截至 15 Oct 2026

卖空成交量占比3.3%近5日成交量平均占比

卖空成交量占当日成交量比例

大单净流入，近20个交易日

大单买入减卖出的净额（美元）。该窗口期内：+$25.34M（9个净流入日，11个净流出日）。

按单量净流入，近20个交易日

超大单/大单近似机构级别交易；中单/小单近似散户级别交易。各档买入减卖出净额，按窗口期累计。

已披露的前五大股东合计持有30.5%的流通股。

最大股东

Warren Buffett13.19%
Vanguard Capital Management, LLC6.11%
BlackRock5.69%
State Street Global Advisors3.56%
Geode Capital Management, LLC1.99%
Perfin Wealth Management Ltda1.54%
FMR1.31%
Vanguard Portfolio Management, LLC1.28%

按投资者类型

Mutual Fund40.40%
Individual/Insider13.40%
Public Company3.01%
Private Company2.89%
Government Pension Fund1.47%
Sovereign Wealth Fund1.19%
Hedge Fund1.13%
Family Office/Trust0.71%

过去6次双周报告中（31 Jul 2026至15 Oct 2026），空头持仓占流通股比例已基本持稳于0.01%。

近期机构持仓变动

股东	类型	期间	持股变动	新持股比例
Assenagon Asset Management S.A.	Mutual Fund	2026/Q3	+807	0.2%
Capital Research	Mutual Fund	2026/Q3	+1,556	0.3%
Wellington Management Group	Mutual Fund	2026/Q3	+1,316	0.2%
State Street Global Advisors	Mutual Fund	2026/Q3	+1,083	3.6%
D. E. Shaw & Co., L.P.	Hedge Fund	2026/Q3	+968	0.1%
Assenagon Asset Management S.A.	Mutual Fund	2026/Q3	+694	0.2%
Brewin Dolphin Wealth Management Limited	Mutual Fund	2026/Q3	+623	0.1%
Vanguard Capital Management, LLC	Mutual Fund	2026/Q3	+616	6.1%
National Bank Investments Inc.	Mutual Fund	2026/Q3	+582	0.1%
Yacktman Asset Management LP	Mutual Fund	2026/Q3	+564	0.1%
AQR Capital Management	Hedge Fund	2026/Q3	+487	0.1%
Vanguard Portfolio Management, LLC	Mutual Fund	2026/Q3	+437	1.3%
Two Sigma Investments, LP	Hedge Fund	2026/Q3	+436	0.1%
Citigroup Inc.	Public Company	2026/Q3	+435	0.1%
SG Americas Securities, LLC	Private Company	2026/Q3	+404	0.1%

按报告期列出的机构买卖动态，变动幅度从大到小排列。

内部人交易

日期	内部人	职位	交易类型	股数	价格	交易后持股
20 Oct 2026	Ajit Jain	Vice Chairman of Insurance Operations & Director	Other Disposition	-19	–	298
2 Sep 2026	Ajit Jain	Vice Chairman of Insurance Operations & Director	Other Disposition	-10	–	317
11 Aug 2026	Michael O'Sullivan	General Counsel	Open Market Acquisition	+488	$513.61	1,151
11 Aug 2026	Charles Chang	Senior Vice President	Open Market Acquisition	+2	$765,189.94	8
13 Jul 2026	Warren Buffett	Former Chairperson	Derivative Exercise and Sale	-12,000,000	–	1,162
30 Jun 2026	Ajit Jain	Vice Chairman of Insurance Operations & Director	Other Disposition	-3	–	327
31 May 2026	Charles Chang	Senior Vice President	Initial Statement of Beneficial	+0	–	6
21 May 2026	Warren Buffett	Former Chairperson	Other Disposition	-160	–	1,162
17 May 2026	Warren Buffett	Former Chairperson	Derivative Exercise and Sale	-37,292	–	1,322
17 May 2026	Warren Buffett	Former Chairperson	Derivative Exercise and Retained	+208	–	1,322
13 May 2026	Charlotte Guyman	Independent Director	Other Disposition	-574	–	2,888
5 May 2026	Michael O'Sullivan	General Counsel	Open Market Acquisition	+536	$470.22	663
2 May 2026	Michael O'Sullivan	General Counsel	Initial Statement of Beneficial	+0	–	127
26 Mar 2026	Ajit Jain	Vice Chairman of Insurance Operations & Director	Other Disposition	-22	–	330
16 Mar 2026	Warren Buffett	Former Chairperson	Other Disposition	-2	–	196,315
3 Mar 2026	Gregory Abel	Chief Executive Officer	Open Market Acquisition	+21	$733,300.00	249
9 Nov 2025	Warren Buffett	Former Chairperson	Derivative Exercise and Sale	-2,700,000	–	1,114
2 Nov 2025	Charlotte Guyman	Independent Director	Derivative Exercise and Sale	-410	–	3,462
2 Nov 2025	Charlotte Guyman	Independent Director	Derivative Exercise and Retained	+1,090	–	3,462
21 Oct 2025	Ajit Jain	Vice Chairman of Insurance Operations & Director	Other Disposition	-32	–	352

数据来自Form 4/Form 144申报文件。负数为减持（出售、赠予或代扣税款股份），正数为增持。

空头持仓（按报告期）

报告日期	空头股数	占流通股比例	回补天数
15 Oct 2026	155	0.0%	1.0
30 Sep 2026	177	0.0%	1.0
15 Sep 2026	225	0.0%	1.2
31 Aug 2026	173	0.0%	1.3
14 Aug 2026	154	0.0%	1.0
31 Jul 2026	161	0.0%	1.0

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