Position in BRK-B
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$110,684,766
-$17,031,618 QoQ
Shares Held
221,197
-17.0% QoQ
Ownership
0.016%
of shares outstanding
% of Portfolio
0.82%
of 13F equity value
Holder Rank
#332
of 4,950 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Derivatives in BRK-B
reported options exposure · as of Jun 30, 2026CallValue
$21,917,082
CallShares
43,800
PutValue
$23,318,174
PutShares
46,600
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Insurance - Diversified
Financial Services · as of Jun 30, 2026CAPITAL FUND MANAGEMENT S.A. holds $240,399,905 across 5 Insurance - Diversified names. BRK-B ranks #1 (46.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
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|
221,197 | $110,684,766 | |
| 2 | AIG |
American International Group, Inc.
|
1,302,684 | $97,089,038 | |
| 3 | ACGL |
Arch Capital Group Ltd.
|
235,734 | $22,880,342 | |
| 4 | AEG |
Aegon Ltd.
|
853,589 | $7,204,291 | |
| 5 | HIG |
Hartford Insurance Group, Inc.
|
19,178 | $2,541,468 |
All Filings in BRK-B
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50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $110,684,766 | 221,197 | Shares | Sole | 2026-08-13 | |
| 2026-06-30 | $23,318,174 | 46,600 | Put | Sole | 2026-08-13 | |
| 2026-06-30 | $21,917,082 | 43,800 | Call | Sole | 2026-08-13 | |
| 2026-03-31 | $35,364,960 | 73,800 | Call | Sole | 2026-05-14 | |
| 2026-03-31 | $127,716,384 | 266,520 | Shares | Sole | 2026-05-14 | |
| 2026-03-31 | $21,899,440 | 45,700 | Put | Sole | 2026-05-14 | |
| 2025-12-31 | $81,963,616 | 163,063 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $156,374,415 | 311,100 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $146,824,065 | 292,100 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $87,173,105 | 173,396 | Shares | Sole | 2025-11-13 | |
| 2025-09-30 | $113,820,336 | 226,400 | Call | Sole | 2025-11-13 | |
| 2025-09-30 | $102,056,220 | 203,000 | Put | Sole | 2025-11-13 | |
| 2025-06-30 | $98,805,618 | 203,400 | Put | Sole | 2025-08-13 | |
| 2025-06-30 | $21,155,769 | 43,551 | Shares | Sole | 2025-08-13 | |
| 2025-06-30 | $92,442,031 | 190,300 | Call | Sole | 2025-08-13 | |
| 2025-03-31 | $86,064,928 | 161,600 | Put | Sole | 2025-05-14 | |
| 2025-03-31 | $98,047,978 | 184,100 | Call | Sole | 2025-05-14 | |
| 2024-12-31 | $32,069,560 | 70,750 | Shares | Sole | 2025-02-13 | |
| 2024-12-31 | $88,072,304 | 194,300 | Put | Sole | 2025-02-13 | |
| 2024-12-31 | $163,226,128 | 360,100 | Call | Sole | 2025-02-13 | |
| 2024-09-30 | $194,551,902 | 422,700 | Call | Sole | 2024-11-13 | |
| 2024-09-30 | $75,252,510 | 163,500 | Put | Sole | 2024-11-13 | |
| 2024-09-30 | $28,772,233 | 62,513 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $121,023,000 | 297,500 | Call | Sole | 2024-08-13 | |
| 2024-06-30 | $91,568,646 | 225,095 | Shares | Sole | 2024-08-13 | |
| 2024-06-30 | $75,542,760 | 185,700 | Put | Sole | 2024-08-13 | |
| 2024-03-31 | $36,766,063 | 87,430 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $180,739,496 | 429,800 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $130,487,356 | 310,300 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $160,603,998 | 450,300 | Put | Sole | 2024-02-14 | |
| 2023-12-31 | $109,244,958 | 306,300 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $64,222,696 | 180,067 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $132,588,550 | 378,500 | Put | Sole | 2023-11-14 | |
| 2023-09-30 | $132,617,975 | 378,584 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $90,832,790 | 259,300 | Call | Sole | 2023-11-14 | |
| 2023-06-30 | $46,648,800 | 136,800 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $61,550,500 | 180,500 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $46,727,912 | 137,032 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $72,283,057 | 234,100 | Call | Sole | 2023-05-15 | |
| 2023-03-31 | $33,841,192 | 109,600 | Put | Sole | 2023-05-15 | |
| 2022-12-31 | $18,935,570 | 61,300 | Put | Sole | 2023-02-13 | |
| 2022-12-31 | $65,731,757 | 212,793 | Shares | Sole | 2023-02-13 | |
| 2022-12-31 | $17,051,280 | 55,200 | Call | Sole | 2023-02-13 | |
| 2022-09-30 | $15,460,458 | 57,900 | Put | Sole | 2022-11-14 | |
| 2022-09-30 | $19,065,228 | 71,400 | Call | Sole | 2022-11-14 | |
| 2022-09-30 | $80,061,674 | 299,834 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $29,731,878 | 108,900 | Put | Sole | 2022-08-12 | |
| 2022-06-30 | $113,780,265 | 416,747 | Shares | Sole | 2022-08-12 | |
| 2022-06-30 | $60,310,118 | 220,900 | Call | Sole | 2022-08-12 | |
| 2022-03-31 | $19,021,849 | 53,900 | Put | Sole | 2022-05-12 | |
| No filing history on record for this holder in this stock. | ||||||