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Berkshire Hathaway Inc. Class A

BERKSHIRE HATHAWAY INC (10% owner) buys BRK.A shares

4BRK.AFiled Oct 5, 2026, 9:02 PM ET· Period Oct 1, 2026

About this filing

Berkshire Hathaway Inc. Class A (BRK.A) filed Form 4 (insider transaction) with the SEC on Oct 5, 2026. Form 4 reports a company insider’s trades in the company’s shares.

View original filing on SEC.gov (opens SEC EDGAR)

Key facts

Insider 1
BERKSHIRE HATHAWAY INC · 10% owner
Insider 2
Warren E Buffett · 10% owner
DateTransactionSharesPriceValueHeld afterOwnership
Oct 1, 2026P · purchaseFootnotes F4, F1, F2+425,869$79.49$33,852,326.8126,460,305Indirect (See footnote)
Oct 1, 2026P · purchaseFootnotes F5, F1, F2+92,830$80.57$7,479,313.1026,553,135Indirect (See footnote)
Oct 1, 2026P · purchaseFootnotes F6, F1, F2+186,991$81.46$15,232,286.8626,740,126Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F7, F1, F2+448,113$78.37$35,118,615.8127,188,239Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F8, F1, F2+342,553$79.03$27,071,963.5927,530,792Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F9, F1, F2+842,753$80.04$67,453,950.1228,373,545Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F10, F1, F2+44,300$81.14$3,594,502.0028,417,845Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F11, F1, F2+20,200$81.90$1,654,380.0028,438,045Indirect (See footnote)
Oct 1, 2026P · purchaseFootnotes F12, F3+3,802$78.26$297,544.52556,802Indirect (See footnote)
Oct 1, 2026P · purchaseFootnotes F13, F3+950$79.51$75,534.50557,752Indirect (See footnote)
Oct 1, 2026P · purchaseFootnotes F14, F3+100$80.00$8,000.00557,852Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F15, F3+2,290$77.12$176,604.80560,142Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F16, F3+2,452$77.93$191,084.36562,594Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F17, F3+5,135$78.77$404,483.95567,729Indirect (See footnote)
Oct 2, 2026P · purchaseFootnotes F18, F3+299$79.74$23,842.26568,028Indirect (See footnote)
Footnotes
  1. F1 28,438,045 of the total reported shares of the Class A Common Stock ("Class A Common Stock") of Lennar Corporation ("Lennar") are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): AZGUARD Insurance Company (3,098,000), Berkshire Hathaway Homestate Insurance Co. (640,696), BHG Life Insurance Company (3,625,000), Medical Protective Company (6,295,000), National Indemnity Company (12,366,349), NorGUARD Insurance Company (1,195,000) and WestGUARD Insurance Company (1,218,000). As Berkshire is in the chain of ownership of each of these subsidiaries, it may be deemed to both beneficially own and have a pecuniary interest in all such shares owned by each of these subsidiaries. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed to beneficially own, but only to the extent he has a pecuniary interest in, such shares owned by each such subsidiary.
  2. F2 (Continued from footnote 1) Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.
  3. F3 568,028 of the total reported shares of the Class B Common Stock ("Class B Common Stock") of Lennar are owned by the following subsidiaries of Berkshire: AZGUARD Insurance Company (292,400) and National Indemnity Company (275,628). As Berkshire is in the chain of ownership of each of these subsidiaries, it may be deemed to both beneficially own and have a pecuniary interest in all such shares owned by each of these subsidiaries. Mr. Buffett, as the controlling stockholder of Berkshire, may be deemed to beneficially own, but only to the extent he has a pecuniary interest in, such shares owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.
  4. F4 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $79.0750 to $80.0733 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  5. F5 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $80.0750 to $81.0700 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  6. F6 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $81.0800 to $82.0000 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  7. F7 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.7000 to $78.6900 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  8. F8 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $78.7000 to $79.6950 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  9. F9 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $79.7000 to $80.6950 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  10. F10 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $80.7000 to $81.6900 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  11. F11 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $81.7000 to $82.0000 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  12. F12 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.8300 to $78.8100 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  13. F13 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $79.2150 to $79.7000 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  14. F14 These shares were purchased in a single transaction at a price of $79.9950.
  15. F15 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $76.5400 to $77.5300 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  16. F16 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.5400 to $78.5350 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  17. F17 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $78.5400 to $79.4900 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
  18. F18 The reported price in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $79.5600 to $79.9900 per share, inclusive. The reporting person undertakes to provide to Lennar, any security holder of Lennar, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

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Not investment advice. Summaries can contain errors; the SEC filing is the official record.