Position in BRK-B
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$210,558,563
-$7,915,746 QoQ
Shares Held
439,396
+1.1% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.45%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
21 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Derivatives in BRK-B
reported options exposure · as of Mar 31, 2026CallValue
$6,565,040
CallShares
13,700
PutValue
$18,353,360
PutShares
38,300
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 Mar 31, 2026Balyasny Asset Management L.P. holds $383,237,949 across 7 Insurance - Diversified names. BRK-B ranks #1 (54.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
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|
439,396 | $210,558,563 | |
| 2 | AIG |
American International Group, Inc.
|
2,010,550 | $151,293,887 | |
| 3 | PLGO |
Pelagos Insurance Capital Ltd
|
489,648 | $9,357,173 | |
| 4 | SLF |
Sun Life Financial Inc
|
146,173 | $9,144,582 | |
| 5 | HIG |
Hartford Insurance Group, Inc.
|
13,149 | $1,778,139 | |
| 6 | AEG |
Aegon Ltd.
|
81,736 | $593,403 | |
| 7 | ACGL |
Arch Capital Group Ltd.
|
5,336 | $512,202 |
All Filings in BRK-B
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47 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $210,558,563 | 439,396 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $6,565,040 | 13,700 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $18,353,360 | 38,300 | Put | Sole | 2026-05-15 | |
| 2025-12-31 | $7,690,545 | 15,300 | Call | Sole | 2026-02-17 | |
| 2025-12-31 | $25,584,885 | 50,900 | Put | Sole | 2026-02-17 | |
| 2025-12-31 | $218,474,309 | 434,645 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $11,361,924 | 22,600 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $35,141,526 | 69,900 | Put | Sole | 2025-11-14 | |
| 2025-09-30 | $140,123,692 | 278,720 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $142,305,349 | 292,948 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $16,370,449 | 33,700 | Call | Sole | 2025-08-14 | |
| 2025-06-30 | $32,643,744 | 67,200 | Put | Sole | 2025-08-14 | |
| 2025-03-31 | $16,669,754 | 31,300 | Call | Sole | 2025-05-15 | |
| 2025-03-31 | $45,109,526 | 84,700 | Put | Sole | 2025-05-15 | |
| 2024-12-31 | $997,216 | 2,200 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $8,527,556 | 18,813 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $35,491,824 | 78,300 | Put | Sole | 2025-02-14 | |
| 2024-09-30 | $4,757,707 | 10,337 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $18,640,530 | 40,500 | Put | Sole | 2024-11-14 | |
| 2024-09-30 | $2,071,170 | 4,500 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $2,893,161 | 7,112 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $2,806,920 | 6,900 | Call | Sole | 2024-08-14 | |
| 2024-06-30 | $15,051,600 | 37,000 | Put | Sole | 2024-08-14 | |
| 2024-03-31 | $1,261,560 | 3,000 | Call | Sole | 2024-05-13 | |
| 2024-03-31 | $1,740,952 | 4,140 | Shares | Sole | 2024-05-13 | |
| 2024-03-31 | $18,671,088 | 44,400 | Put | Sole | 2024-05-13 | |
| 2023-12-31 | $3,459,602 | 9,700 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $15,071,024 | 42,256 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $29,959,440 | 84,000 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $3,133,083 | 8,944 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $1,646,410 | 4,700 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $17,024,580 | 48,600 | Put | Sole | 2023-11-14 | |
| 2023-06-30 | $20,460,000 | 60,000 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $5,176,039 | 15,179 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $15,542,245 | 50,336 | Shares | Other | 2023-05-15 | |
| 2023-03-31 | $52,490,900 | 170,000 | Put | Sole | 2023-05-15 | |
| 2022-12-31 | $32,434,500 | 105,000 | Put | Sole | 2023-02-14 | |
| 2022-12-31 | $27,736,439 | 89,791 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $10,680,800 | 40,000 | Put | Sole | 2022-11-15 | |
| 2022-09-30 | $6,908,074 | 25,871 | Shares | Sole | 2022-11-15 | |
| 2022-06-30 | $12,285,900 | 45,000 | Put | Sole | 2022-08-15 | |
| 2022-06-30 | $24,579,444 | 90,028 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $23,547,919 | 66,725 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $853,944 | 2,856 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $854,029 | 3,129 | Shares | Sole | 2021-12-01 | |
| 2021-06-30 | $635,047 | 2,285 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $412,328 | 1,614 | Shares | Sole | 2021-05-17 | |
| No filing history on record for this holder in this stock. | ||||||