Berkshire Hathaway Inc. and Warren E. Buffett filed a Form 4 with the SEC on November 3, 2026, disclosing three separate open-market purchases of Sirius XM Holdings Inc. common stock between October 30 and November 3, 2026.

Key Highlights

  • Three purchases reported: 743,965 shares on October 30, 66,968 shares on November 2, and 113,348 shares on November 3, 2026, all coded as open-market purchases (P).
  • Weighted average prices: $28.8913 on October 30 (range $28.6550 to $29.0100), $29.466 on November 2 (range $29.3400 to $29.5100), and $30.233 on November 3 (range $29.8500 to $30.5100).
  • Post-transaction holdings: Following the November 3 purchase, Berkshire Hathaway reported indirect beneficial ownership of 125,731,398 shares of Sirius XM Holdings common stock.
  • GEICO subsidiary: According to the filing, 109,746,508 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc.
  • Pension plan shares: 15,984,890 of the total reported securities are held by pension plans of Berkshire subsidiaries, including the Berkshire Hathaway Consolidated Pension Plan (10,556,408 shares), BNSF Master Retirement Trust (3,308,255 shares), Precision CastParts Corp Master Trust (1,952,727 shares), and Scott Fetzer Collective Investment Trust (167,500 shares).
  • Reporting persons: Both Berkshire Hathaway Inc. and Warren E. Buffett are listed as reporting persons, each identified as a 10% owner of Sirius XM Holdings Inc. (ticker: SIRI).

Berkshire Hathaway's October-November 2026 Sirius XM Purchases in Detail

According to the filing, Berkshire Hathaway Inc. and Warren E. Buffett jointly reported three purchases of Sirius XM Holdings Inc. (NASDAQ:SIRI) common stock across three trading days. The largest single transaction was the October 30, 2026 purchase of 743,965 shares at a weighted average price of $28.8913, with individual transaction prices ranging from $28.6550 to $29.0100. The filing notes that full details of shares purchased at each separate price within that range are available upon request to Sirius XM Holdings, its security holders, or SEC staff.

On November 2, 2026, the reporting persons acquired an additional 66,968 shares at a weighted average price of $29.466, with prices ranging from $29.3400 to $29.5100. The final reported transaction, on November 3, 2026, covered 113,348 shares at a weighted average price of $30.233, with prices ranging from $29.8500 to $30.5100. All three transactions are listed with transaction code "P," indicating open-market purchases. The combined total of shares acquired across the three transactions is 924,281.

The filing discloses that all reported shares are held indirectly. The largest block, 109,746,508 shares, is owned by Government Employees Insurance Company (GEICO), a Berkshire subsidiary. An additional 15,984,890 shares are held across four Berkshire subsidiary pension plans. The filing states that Warren E. Buffett, as the controlling stockholder of Berkshire, "may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in," shares held by the GEICO subsidiary, and that "Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein." Berkshire, Mr. Buffett, and the pension plans each disclaim beneficial ownership of the pension plan shares.

What Was Disclosed

The Form 4 filing disclosed that Berkshire Hathaway Inc. and Warren E. Buffett, as 10% owners of Sirius XM Holdings Inc., purchased a combined 924,281 shares of common stock in three transactions between October 30 and November 3, 2026, bringing indirectly held beneficial ownership to 125,731,398 shares.