Position in BRK-B
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$50,688,005
-$10,139,247 QoQ
Shares Held
101,297
-20.2% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
#542
of 4,950 holders
Holding Since
Sep 2021
19 quarters on record
Voting authority
Sole 50%
Shared 50%
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
$98,226,557
CallShares
196,300
PutValue
$43,884,203
PutShares
87,700
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, 2026TUDOR INVESTMENT CORP ET AL holds $144,109,058 across 6 Insurance - Diversified names. BRK-B ranks #2 (35.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | HIG |
Hartford Insurance Group, Inc.
|
469,589 | $62,229,934 | |
| 2 | BRK-B |
Berkshire Hathaway Inc
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|
101,297 | $50,688,005 | |
| 3 | AIG |
American International Group, Inc.
|
264,537 | $19,715,942 | |
| 4 | ACGL |
Arch Capital Group Ltd.
|
108,571 | $10,537,901 | |
| 5 | XZO |
Exzeo Group, Inc.
|
49,149 | $829,143 | |
| 6 | AEG |
Aegon Ltd.
|
12,812 | $108,133 |
All Filings in BRK-B
Export CSV
46 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $50,688,005 | 101,297 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $43,884,203 | 87,700 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $98,226,557 | 196,300 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $79,307,600 | 165,500 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $14,232,240 | 29,700 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $60,827,252 | 126,935 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $25,170,701 | 50,076 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $69,064,110 | 137,400 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $50,918,445 | 101,300 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $45,045,504 | 89,600 | Put | Defined | 2025-12-09 | |
| 2025-09-30 | $172,439,820 | 343,000 | Call | Defined | 2025-12-09 | |
| 2025-06-30 | $65,433,219 | 134,700 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $243,467,924 | 501,200 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $51,364,348 | 105,738 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $57,351,409 | 107,686 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $7,456,120 | 14,000 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $22,687,908 | 42,600 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $7,015,414 | 15,477 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $10,697,408 | 23,600 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $14,640,944 | 32,300 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $32,632,434 | 70,900 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $38,937,996 | 84,600 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $5,857,920 | 14,400 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $9,112,320 | 22,400 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $18,923,400 | 45,000 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $18,502,880 | 44,000 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $15,586,042 | 43,700 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $21,863,258 | 61,300 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $9,738,340 | 27,800 | Put | Defined | 2023-11-15 | |
| 2023-09-30 | $2,879,115 | 8,219 | Shares | Defined | 2023-11-15 | |
| 2023-09-30 | $10,053,610 | 28,700 | Call | Defined | 2023-11-15 | |
| 2023-06-30 | $784,300 | 2,300 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $1,261,700 | 3,700 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $1,729,112 | 5,600 | Put | Defined | 2023-05-15 | |
| 2022-12-31 | $4,664,390 | 15,100 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $5,343,970 | 17,300 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $3,230,942 | 12,100 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $1,949,246 | 7,300 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $791,758 | 2,900 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $1,337,798 | 4,900 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $3,055,093 | 11,190 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,623,386 | 4,600 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $1,870,423 | 5,300 | Call | Defined | 2022-05-16 | |
| 2021-09-30 | $206,888 | 758 | Shares | Defined | 2021-11-17 | |
| 2021-09-30 | $5,567,976 | 20,400 | Put | Defined | 2021-11-17 | |
| 2021-09-30 | $1,883,286 | 6,900 | Call | Defined | 2021-11-17 | |
| No filing history on record for this holder in this stock. | ||||||