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BRK-B

MABuy · 5 R500#133 today TARGET0% EARNINGSSat AMC
$556.11 +2.51% today · +1.38% 1W
Nov 2 close or latest
Why it's movingOutperforming without a clear catalyst yetReadout ›

Holders' trades in the past 90 days

Net buying: ≈$105.4M bought against ≈$40.5K sold.

WhoDoing≈ ValueOf the floatOf market capTheir stakePublicPrice sincePrice vs theirs
Congress · PTR Sold · 2 trades, 2 people, Sep 24 – Oct 15 $40.5K Oct 27 +2.4%
Congress · PTR Bought · 2 trades, 2 people, Aug 7 – Sep 18 $16K Oct 14 +5.7%
Himalaya Capital · 13F Bought · Q2 2026 $105.4M
15.0% of its portfolio
Aug 14 +10.3% +11.1%
The chart beside it

Price +7.7% vs its 50-day average, +12.1% vs its 200-day, +0.0% from its 52-week high. Next 5 sessions: bargain $544.41 (-2.1%), stretch $568.06 (+2.1%). Technical · Pricing

Everyone we follow who traded the stock in the past 90 days, the runs still going first. Public: the day the trade became known (ARK's the evening of each session, a Form 4 or 13F on its filing day, Congress's on its report); price since: from that day's close to the latest. Price vs theirs: the latest price against the average they paid or got (a 13F's is the quarter-end price). Of the float: the shares traded over the shares the public can trade; their stake: shares held over all shares outstanding (a manager's: its last 13F plus its Form 4 runs since, ≈). Insiders: unplanned trades only (open-market buys, sales outside a 10b5-1 plan). 13F values are at the quarter's end and the trades happened some time in the quarter. The technical rating and bargain / stretch prices are the Technical and Pricing tabs' own. These describe the flow, not a forecast.

Insiders · 1 month
none
no open-market trades
Insiders · 3 months
none
no open-market trades
Congress · 3 months
≈−$24.5K
2 buys · 2 sells · 3 members
Congress · 1 year
≈−$390.5K
11 buys · 15 sells · 13 members
Fund moves · 3 months
≈+$105.4M
1 buy · 0 sells · 1 investor
Held by funds · now
≈$8B
3 investors · largest: Gates Foundation Trust

Insiders

No insider buys or sales on record for BRK-B.

Officers, directors and 10% owners file SEC Form 4 within two business days. Unplanned: the insider chose to trade now, the trades worth attention; their dollars make the net above. 10b5-1 plan: scheduled in advance, kept for the record. Tax: shares withheld on vesting stock, not a market trade. Awards, option exercises and gifts are left out. Source: SEC EDGAR, collected daily for the stocks discussed on Reddit.

Congress

Trade dateMemberChamberSideAmountDisclosed
Oct 15, 2026 Pete Sessions House Sell $15K–$50K Oct 27
Sep 24, 2026 Maria Elvira Salazar House Sell $1K–$15K Oct 7
Sep 18, 2026 Richard Dean McCormick House Buy $1K–$15K Oct 14
Aug 7, 2026 Maria Elvira Salazar House Buy $1K–$15K Sep 9
Jul 30, 2026 Richard Dean McCormick House Buy $1K–$15K Aug 14
Jul 28, 2026 Maria Elvira Salazar House Buy $15K–$50K Aug 7
Jul 28, 2026 Maria Elvira Salazar House Buy $1K–$15K Aug 7
Jun 23, 2026 Jerry Moran, Senate Buy $15K–$50K Jul 21
May 27, 2026 Jerry Moran, Senate Buy $1K–$15K Jun 25
May 4, 2026 Josh Gottheimer House Sell $1K–$15K Jun 3
May 4, 2026 Josh Gottheimer House Sell $1K–$15K Jun 3
Mar 31, 2026 Tina Smith Senate Sell $100K–$250K Apr 2
Mar 27, 2026 Alan Armstrong Senate Buy $50K–$100K Jul 21
Mar 25, 2026 Gilbert Cisneros House Sell $1K–$15K Apr 7
Mar 16, 2026 Gilbert Cisneros House Sell $1K–$15K Apr 7

Members of Congress report trades within 45 days of the trade date, so these are never real-time. Amounts are disclosed as ranges; the net uses each range's midpoint (≈). Source: House and Senate periodic transaction reports via CongressInvests, refreshed daily.

Funds

Who holds it
InvestorSharesValueOf its portfolioVs quarter beforeAs of
Gates Foundation Trust (Bill Gates) 14,689,844 $7.4B 21.4% -14% Q2 2026
Himalaya Capital (Li Lu) 1,108,318 $554.6M 15.0% +23% Q2 2026
Soros Fund Management (George Soros) 133,277 $66.7M 1.1% — Q2 2026
Their moves
DateInvestorMoveSourceShares≈ ValueNow heldFiled
Aug 14, 2026 Himalaya Capital (Li Lu) Added 13F, Q2 2026 210,569 $105.4M 15.0% Aug 14
May 15, 2026 Soros Fund Management (George Soros) New stake 13F, Q1 2026 133,277 $63.9M 1.2% May 15

Well-known investors we follow (Buffett, Ackman, Icahn, Druckenmiller, Tepper, Soros and others). 13F: managers report their US stock holdings up to 45 days after each quarter; the change from the quarter before is dated by the filing, the trades happened some time in the quarter, and the value is at the quarter-end price (≈). New and closed positions, and adds or cuts of 20% or more, of positions at least 0.2% of the portfolio. ARK: Cathie Wood's ETFs publish their holdings every morning; the change beyond the fund's own inflows and outflows, dated by the session it traded. 5%+ stake: Schedule 13D (with intent to influence) or 13G (passive), filed within days. Source: SEC EDGAR, ark-funds.com, refreshed daily. Who holds it: each investor's latest 13F portfolio (positions at the quarter's end; one sold since would not show until the next filing), and ARK's ETFs as of their latest daily file. The funds we follow and their portfolios · All recent insider, congressional and fund moves