BERKSHIRE HATHAWAY INC-CL B (BRK-B) Top Institutional Shareholders
BERKSHIRE HATHAWAY INC-CL B (BRK-B) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $14.73B in BRK-B holdings during the latest filing period.
Bill & Melinda Gates Foundation Trust is currently the largest disclosed institutional shareholder of BRK-B tracked by InsiderSet, reporting ownership valued at approximately $7.35B in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $7.31B, representing an estimated loss of -0.49% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 97% of the total disclosed BRK-B value among the investors covered in this analysis. Major shareholders include Bill & Melinda Gates Foundation Trust, H&H International Investment, Yacktman Asset Management, and several other long-term asset managers with concentrated positions in BERKSHIRE HATHAWAY INC-CL B (BRK-B).
This page ranks the largest institutional BRK-B shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Bill & Melinda Gates Foundation Trust | Bill Gates | 21.35% | 14,689,844 | $7,350,651,039 | $7,314,807,820 | -$35,843,219 | -0.49% |
| H&H International Investment | Duan Yongping | 24.18% | 9,229,696 | $4,618,447,581 | $4,595,927,123 | -$22,520,458 | -0.49% |
| Yacktman Asset Management | Donald Yacktman | 7.19% | 1,161,530 | $581,217,997 | $578,383,864 | -$2,834,134 | -0.49% |
| Himalaya Capital Management | Li Lu | 14.98% | 1,108,318 | $554,591,244 | $551,886,948 | -$2,704,296 | -0.49% |
| Gardner Russo & Quinn | Thomas Russo | 6.05% | 1,079,364 | $540,102,952 | $537,469,304 | -$2,633,648 | -0.49% |
| Sequoia Fund | Ruane, Cunniff & Goldfarb | 2.34% | 300,672 | $150,453,262 | $149,719,622 | -$733,640 | -0.49% |
| Semper Augustus Investments Group | Christopher Bloomstran | 15.45% | 273,145 | $136,679,027 | $136,012,553 | -$666,474 | -0.49% |
| Giverny Capital | Francois Rochon | 4.18% | 248,447 | $124,320,394 | $123,714,184 | -$606,210 | -0.49% |
| Sequoia Financial Advisors | 0.62% | 247,243 | $123,718,029 | $123,114,652 | -$603,377 | -0.49% | |
| Sound Shore Management | Harry Burn | 3.14% | 203,903 | $102,031,022 | $101,533,499 | -$497,523 | -0.49% |
| Lountzis Asset Management | Paul Lountzis | 20.99% | 132,597 | $66,350,213 | $66,026,676 | -$323,537 | -0.49% |
| Cullen Value Fund | Jim Cullen | 6.39% | 105,501 | $52,789,428 | $52,534,223 | -$255,205 | -0.48% |
| Tweedy, Browne Co All Funds (US) | B. Tweedy, Ch. Browne | 3.70% | 97,625 | $48,850,574 | $48,612,369 | -$238,205 | -0.49% |
| Aquamarine Zurich AG | 33.89% | 97,600 | $48,838,000 | $48,599,920 | -$238,080 | -0.49% | |
| Fairholme Capital Management | Bruce Berkowitz | 2.95% | 87,852 | $43,960,262 | $43,745,903 | -$214,359 | -0.49% |
| Greenbrier Partners Capital Management | Frederick (Shad) Rowe | 3.02% | 80,435 | $40,248,869 | $40,052,608 | -$196,261 | -0.49% |
| Aquamarine Capital | Guy Spier | 22.55% | 140,600 | $38,387,000 | $70,011,770 | +$31,624,770 | +82.38% |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.06% | 67,626 | $33,839,489 | $33,674,367 | -$165,122 | -0.49% |
| Muhlenkamp & Co | Ronald Muhlenkamp | 5.58% | 38,495 | $19,262,513 | $19,168,585 | -$93,928 | -0.49% |
| Eagle Capital Management | Ravenel Boykin Curry IV | 0.05% | 33,220 | $16,622,956 | $16,541,899 | -$81,057 | -0.49% |
| Mairs & Power Growth Fund | Andrew R. Adams | 0.11% | 23,590 | $11,804,200 | $11,746,641 | -$57,560 | -0.49% |
| Matrix Advisors Value Fund | David Katz | 0.47% | 11,645 | $5,827,042 | $5,798,628 | -$28,414 | -0.49% |
| Dodge & Cox Stock Fund | V. D. Dodge, E. M. Cox | 0.00% | 11,440 | $5,724,462 | $5,696,548 | -$27,914 | -0.49% |
| Eagle Capital Management | Ravenel Boykin Curry IV | 1.90% | 11,122 | $5,565,000 | $5,538,200 | -$26,800 | -0.48% |
| Akre Capital Management | Chuck Akre | 0.08% | 8,184 | $4,095,192 | $4,075,223 | -$19,969 | -0.49% |
| Chou Associates Management | Francis Chou | 0.72% | 3,100 | $1,551,209 | $1,543,645 | -$7,564 | -0.49% |
| Torray Fund | Robert Torray | 0.19% | 2,884 | $1,443,125 | $1,436,088 | -$7,037 | -0.49% |
| Matrix Private Capital Group | Richard S. Fuld | 0.46% | 2,123 | $1,062,328 | $1,057,148 | -$5,180 | -0.49% |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 1,791 | $892,454 | $891,828 | -$626 | -0.07% |
Frequently asked questions about BRK-B
Who owns the most BRK-B stock?
The largest holders of BRK-B are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for BERKSHIRE HATHAWAY INC-CL B (BRK-B).
Is BRK-B widely held by superinvestors?
Many widely followed stocks like BRK-B appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly BRK-B is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.