BERKSHIRE HATHAWAY INC - BRK-B

Ownership (Schedule 13D / 13G) · latest 50 filings · Back to all files
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Filed Form Reporting person Percent Shares SEC
May 15, 2026 SCHEDULE 13G/A Warren E. Buffett 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A National Indemnity Company 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A GEICO Corporation 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Government Employees Insurance Company 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Warren E. Buffett 4.2% 84,375,856 View
May 15, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 4.2% 84,375,856 View
May 15, 2026 SCHEDULE 13G/A National Indemnity Company 3.8% 75,183,685 View
May 15, 2026 SCHEDULE 13G/A GEICO Corporation 0.7% 13,477,678 View
May 15, 2026 SCHEDULE 13G/A Government Employees Insurance Company 0.7% 13,477,678 View
May 15, 2026 SCHEDULE 13G/A Columbia Insurance Company 0.5% 9,192,171 View
May 15, 2026 SCHEDULE 13G/A Warren E. Buffett 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A National Indemnity Company 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A GEICO Corporation 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Government Employees Insurance Company 0.0% 0 View
May 15, 2026 SCHEDULE 13G/A Warren E. Buffett 0.4% 632,890 View
May 15, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 0.4% 632,890 View
May 15, 2026 SCHEDULE 13G/A National Indemnity Company 0.4% 632,890 View
May 15, 2026 SCHEDULE 13G/A GEICO Corporation 0.4% 632,890 View
May 15, 2026 SCHEDULE 13G/A Government Employees Insurance Company 0.4% 632,890 View
Apr 29, 2026 SCHEDULE 13G Vanguard Capital Management 9.65% 134,303,785 View
Mar 26, 2026 SCHEDULE 13G/A The Vanguard Group 0.0% 0 View
Feb 17, 2026 SCHEDULE 13G Warren E. Buffett 19.5% 4,986,588 View
Feb 17, 2026 SCHEDULE 13G Berkshire Hathaway Inc. 19.5% 4,986,588 View
Feb 17, 2026 SCHEDULE 13G National Indemnity Company 14.6% 3,741,543 View
Feb 17, 2026 SCHEDULE 13G National Fire & Marine Insurance Company 0.9% 233,347 View
Feb 17, 2026 SCHEDULE 13G GEICO Corporation 12.8% 3,284,775 View
Feb 17, 2026 SCHEDULE 13G Government Employees Insurance Company 12.8% 3,284,775 View
Feb 17, 2026 SCHEDULE 13G Berkshire Hathaway Consolidated Pension Plan Master Trust 2.0% 524,649 View
Feb 17, 2026 SCHEDULE 13G BNSF Master Retirement Trust 0.9% 234,000 View
Feb 17, 2026 SCHEDULE 13G Precision Castparts Corp. Master Trust 1.0% 253,049 View
Feb 17, 2026 SCHEDULE 13G R. Ted Weschler 0.3% 73,526 View
Feb 17, 2026 SCHEDULE 13G/A Warren E. Buffett 8.2% 3,068,885 View
Feb 17, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 8.2% 3,068,885 View
Feb 17, 2026 SCHEDULE 13G/A National Indemnity Company 8.2% 3,068,885 View
Feb 17, 2026 SCHEDULE 13G/A GEICO Corporation 8.2% 3,068,885 View
Feb 17, 2026 SCHEDULE 13G/A Government Employees Insurance Company 8.2% 3,068,885 View
Feb 17, 2026 SCHEDULE 13G/A Warren E. Buffett 9.9% 3,350,000 View
Feb 17, 2026 SCHEDULE 13G/A Berkshire Hathaway Inc. 9.9% 3,350,000 View
Feb 17, 2026 SCHEDULE 13G/A National Indemnity Company 9.9% 3,350,000 View
Feb 17, 2026 SCHEDULE 13G/A GEICO Corporation 9.9% 3,350,000 View
Feb 17, 2026 SCHEDULE 13G/A Government Employees Insurance Company 9.9% 3,350,000 View
Feb 05, 2026 SCHEDULE 13G/A FMR LLC 4.7% 24,558 View
Feb 05, 2026 SCHEDULE 13G/A Abigail P. Johnson 4.7% 24,558 View
Percent = "% of class represented by amount beneficially owned" for this reporting person in the filed 13D/13G. Shares = reported beneficial ownership amount for the same row (not portfolio shares from 13F). Amendments (/A) can repeat the same holder over time, so rows should not be summed. Extraction is best-effort from filing text and can be missing or noisy; verify exact figures via the SEC link in each row.