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Berkshire Hathaway-A BRK.A

US equityMarket cap rank #13
$761,711.13
−$3,308.87 (-0.43%)
Market open · Sep 24, 2:00 pm ET
After hours $765,020.00 0.00%
Open$761,339.38
Prev close$765,020.00
Day range$760,476.01 – $762,472.10
Volume119
Market cap$1.09T
P/E (TTM)12.8
Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership52.5%+0.12 pts vs. prior quarter
Institutions holding5,645-19 vs. prior quarter
Insider trades (recent)3 buys / 3 sellsBalanced
Short interest0.01% of floatDays to cover 1.3 · as of 31 Aug 2026
Short-sale volume share3.4%5-day average of daily volume

Short-sale volume as % of daily volume

1%3%5%8%Aug '26Sep '26Sep '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$202.51M (3 inflow days, 17 outflow days).

Largest holders

  • Warren Buffett13.19%
  • Vanguard Capital Management, LLC6.11%
  • BlackRock5.69%
  • State Street Global Advisors3.56%
  • Geode Capital Management, LLC1.94%

By investor type

  • Mutual Fund40.50%
  • Individual/Insider13.40%
  • Public Company3.05%
  • Private Company2.92%
  • Government Pension Fund1.47%
  • Sovereign Wealth Fund1.19%
  • Hedge Fund1.15%
  • Family Office/Trust0.73%
Institutional holders5,645
Institutional ownership52.5%

Insider activity

Total transactions13
Bought3
Sold3

Short interest

Report dateShares short% of floatDays to cover
31 Aug 2026 173 0.0% 1.3
14 Aug 2026 154 0.0% 1.0
31 Jul 2026 161 0.0% 1.0
15 Jul 2026 183 0.0% 1.1
30 Jun 2026 168 0.0% 1.0
15 Jun 2026 227 0.0% 1.0
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