Edgarithm
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Edgarithm
BERKSHIRE HATHAWAY INC

BRK-B BERKSHIRE HATHAWAY INC

$509.30 a share · BRKX on Solana

Copies into

$BOOMERgraduated
Boomer · top token paired to BRK-B on stonk.fun
$29.4K
-18.7% 24h

Picked from 25 tokens paired to BRK-B: graduated first, then largest market cap. If this one stops routing, the next one is used.

Insiders
9
Bought, 90d
$250.1K
Sold, 90d
$0.00
Buy filings
2
in the last 40 transactions

Insider buys you can copy

  • MJ
    Michael J. O'Sullivan bought $22.1K
    43 shares at $513.61 · filed Aug 13, 2026
    Copy this buyFollow
  • MJ
    Michael J. O'Sullivan bought $24.9K
    53 shares at $470.22 · filed May 6, 2026
    Copy this buyFollow

Insiders at this company

  • MJ
    Michael J. O'Sullivan
    See Remarks · holds 708 sh · bought $250.1K
    Follow
  • Warren E Buffett
    10% owner · holds 12,001,162 sh
    Follow
  • CG
    Charlotte Guyman
    Director · holds 2,888 sh
    Follow
  • RL
    Ronald L Olson
    Director · holds 1,689 sh
    Follow
  • AJ
All recent transactions
InsiderType
Sep 3, 2026Ajit JainGift10——
Aug 12, 2026Michael J. O'SullivanBuy43$513.61$22.1K
Aug 12, 2026Michael J. O'SullivanBuy400$512.52$205K
Aug 12, 2026Michael J. O'SullivanBuy45$510.64$23K
Jul 14, 2026Warren E BuffettGift9,000,000$0.00

Insider data from SEC EDGAR Form 4 filings. Portraits from Wikimedia Commons where available. Tokens from stonk.fun on Solana. Not investment advice.

Copy this stock's insiders

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Ajit Jain
Vice Chairman · holds 317 sh
Follow
  • GA
    Gregory Abel
    See Remarks · holds 123 sh
    Follow
  • MB
    Meryl B Witmer
    Director · holds 2 sh
    Follow
  • CC
    Charles C Chang
    See Remarks · holds 0 sh
    Follow
  • CT
    Charles T Munger
    Vice Chairman · holds 0 sh
    Follow
  • $0.00
    Jul 14, 2026Warren E BuffettGift1,000,000$0.00$0.00
    Jul 14, 2026Warren E BuffettConversion12,000,000$0.00$0.00
    Jul 14, 2026Warren E BuffettGift1,000,000$0.00$0.00
    Jul 14, 2026Warren E BuffettGift1,000,000$0.00$0.00
    Jul 1, 2026Ajit JainGift3——
    May 22, 2026Warren E BuffettGift160$0.00$0.00
    May 18, 2026Warren E BuffettGift18,646$0.00$0.00
    May 18, 2026Warren E BuffettConversion37,500$0.00$0.00
    May 18, 2026Warren E BuffettGift18,646$0.00$0.00
    May 14, 2026Charlotte GuymanGift574$0.00$0.00
    May 6, 2026Michael J. O'SullivanBuy53$470.22$24.9K
    May 6, 2026Michael J. O'SullivanBuy483$467.13$225.6K
    Mar 27, 2026Ajit JainGift22——
    Nov 10, 2025Warren E BuffettGift400,000$0.00$0.00
    Nov 10, 2025Warren E BuffettGift400,000$0.00$0.00
    Nov 10, 2025Warren E BuffettGift400,000$0.00$0.00
    Nov 10, 2025Warren E BuffettGift1,500,000$0.00$0.00
    Nov 10, 2025Warren E BuffettConversion2,700,000$0.00$0.00
    Nov 3, 2025Charlotte GuymanGift410$0.00$0.00
    Nov 3, 2025Charlotte GuymanConversion1,500$0.00$0.00
    Oct 22, 2025Ajit JainGift32——
    Sep 26, 2025Ajit JainSale15,000——
    Sep 24, 2025Ajit JainGift32——
    Aug 8, 2025Ajit JainSale2,000$464.73$929.5K
    Jul 14, 2025Warren E BuffettGift30$0.00$0.00
    Jun 30, 2025Warren E BuffettGift9,433,839$0.00$0.00
    Jun 30, 2025Warren E BuffettGift660,366$0.00$0.00
    Jun 30, 2025Warren E BuffettGift943,384$0.00$0.00
    Jun 30, 2025Warren E BuffettGift660,366$0.00$0.00
    Jun 30, 2025Warren E BuffettGift660,366$0.00$0.00
    Jun 27, 2025Warren E BuffettConversion12,358,500$0.00$0.00
    May 14, 2025Warren E BuffettGift22$0.00$0.00
    May 13, 2025Warren E BuffettConversion1,500$0.00$0.00
    May 13, 2025Warren E BuffettGift1,304$0.00$0.00
    Apr 9, 2025Warren E BuffettGift160$0.00$0.00
    Apr 2, 2025Ajit JainGift10——
    Mar 19, 2025Charlotte GuymanGift1,000$0.00$0.00
    Mar 14, 2025Ajit JainGift10——
    Mar 3, 2025Meryl B WitmerSale2$775,883.30$1.6M
    Feb 24, 2025Meryl B WitmerGift1,000$0.00$0.00
    Jan 16, 2025Ajit JainGift3——
    Dec 24, 2024Charlotte GuymanGift247$0.00$0.00
    Dec 9, 2024Charlotte GuymanGift84$0.00$0.00
    Dec 9, 2024Charlotte GuymanGift84$0.00$0.00
    Dec 9, 2024Charlotte GuymanGift84$0.00$0.00
    Dec 9, 2024Charlotte GuymanGift84$0.00$0.00
    Dec 4, 2024Warren E BuffettGift6,382$0.00$0.00
    Dec 3, 2024Warren E BuffettConversion6,000$0.00$0.00
    Nov 25, 2024Warren E BuffettGift1,500,000$0.00$0.00
    Nov 25, 2024Warren E BuffettGift300,000$0.00$0.00
    Nov 25, 2024Warren E BuffettGift300,000$0.00$0.00
    Nov 25, 2024Warren E BuffettGift300,000$0.00$0.00
    Nov 25, 2024Warren E BuffettConversion2,400,000$0.00$0.00
    Nov 20, 2024Ajit JainGift4——
    Nov 5, 2024Charlotte GuymanConversion3,000$0.00$0.00