Position in BRK-B
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$481,151,968
+$285,679,740 QoQ
Shares Held
782,090
+187.9% QoQ
Ownership
0.056%
of shares outstanding
% of Portfolio
0.55%
of 13F equity value
Holder Rank
#127
of 4,965 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
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
$29,322,854
CallShares
58,600
PutValue
$44,134,398
PutShares
88,200
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, 2026Qube Research & Technologies Ltd holds $1,044,284,775 across 7 Insurance - Diversified names. BRK-B ranks #1 (46.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
This page
|
782,090 | $481,151,968 | |
| 2 | HIG |
Hartford Insurance Group, Inc.
|
2,442,429 | $323,670,691 | |
| 3 | AIG |
American International Group, Inc.
|
2,843,180 | $211,902,205 | |
| 4 | AEG |
Aegon Ltd.
|
2,803,232 | $23,659,278 | |
| 5 | PLGO |
Pelagos Insurance Capital Ltd
|
99,948 | $2,433,733 | |
| 6 | SLF |
Sun Life Financial Inc
|
14,767 | $1,158,028 | |
| 7 | XZO |
Exzeo Group, Inc.
|
18,309 | $308,872 |
All Filings in BRK-B
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 BRK-A | $89,862,000 | 120 | Shares | Sole | 2026-08-14 | |
| 2026-06-30 | $29,322,854 | 58,600 | Call | Sole | 2026-08-14 | |
| 2026-06-30 | $391,289,968 | 781,970 | Shares | Sole | 2026-08-14 | |
| 2026-06-30 | $44,134,398 | 88,200 | Put | Sole | 2026-08-14 | |
| 2026-03-31 BRK-A | $65,350,740 | 91 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $41,977,920 | 87,600 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $130,121,488 | 271,539 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $86,016,400 | 179,500 | Put | Sole | 2026-05-15 | |
| 2025-12-31 BRK-A | $51,326,400 | 68 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $108,471,870 | 215,800 | Call | Sole | 2026-02-17 | |
| 2025-12-31 | $382,022,545 | 760,017 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $129,181,050 | 257,000 | Put | Sole | 2026-02-17 | |
| 2025-09-30 BRK-A | $30,168,000 | 40 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $74,556,342 | 148,300 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $97,531,560 | 194,000 | Put | Sole | 2025-11-14 | |
| 2025-09-30 | $241,204,597 | 479,780 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 BRK-A | $28,423,200 | 39 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $102,837,509 | 211,700 | Put | Sole | 2025-08-14 | |
| 2025-06-30 | $347,583,979 | 715,532 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $112,358,601 | 231,300 | Call | Sole | 2025-08-14 | |
| 2025-03-31 BRK-A | $20,759,492 | 26 | Shares | Sole | 2025-05-15 | |
| 2025-03-31 | $203,285,786 | 381,700 | Put | Sole | 2025-05-15 | |
| 2025-03-31 | $66,306,210 | 124,500 | Call | Sole | 2025-05-15 | |
| 2024-12-31 BRK-A | $48,345,320 | 71 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $175,807,367 | 387,856 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $56,206,720 | 124,000 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $84,128,768 | 185,600 | Put | Sole | 2025-02-14 | |
| 2024-09-30 BRK-A | $40,088,440 | 58 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $21,171,960 | 46,000 | Call | Sole | 2024-11-14 | |
| 2024-09-30 | $84,135,528 | 182,800 | Put | Sole | 2024-11-14 | |
| 2024-09-30 | $316,548,877 | 687,761 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 BRK-A | $35,509,978 | 58 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $392,158,047 | 964,007 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $68,749,200 | 169,000 | Put | Sole | 2024-08-14 | |
| 2024-06-30 | $6,102,000 | 15,000 | Call | Sole | 2024-08-14 | |
| 2024-03-31 BRK-A | $46,948,560 | 74 | Shares | Sole | 2024-05-14 | |
| 2024-03-31 | $50,041,880 | 119,000 | Put | Sole | 2024-05-14 | |
| 2024-03-31 | $177,057,842 | 421,045 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 BRK-A | $24,418,125 | 45 | Shares | Sole | 2024-02-13 | |
| 2023-12-31 | $369,124,553 | 1,034,948 | Shares | Sole | 2024-02-13 | |
| 2023-12-31 | $69,655,698 | 195,300 | Put | Sole | 2024-02-13 | |
| 2023-12-31 | $12,946,758 | 36,300 | Call | Sole | 2024-02-13 | |
| 2023-09-30 BRK-A | $16,475,787 | 31 | Shares | Sole | 2023-11-13 | |
| 2023-09-30 | $51,353,980 | 146,600 | Put | Sole | 2023-11-13 | |
| 2023-09-30 | $154,951,351 | 442,339 | Shares | Sole | 2023-11-13 | |
| 2023-09-30 | $11,139,540 | 31,800 | Call | Sole | 2023-11-13 | |
| 2023-06-30 BRK-A | $15,345,000 | 45,000 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $43,327,119 | 127,059 | Shares | Sole | 2023-08-14 | |
| 2023-06-30 | $35,907,300 | 105,300 | Put | Sole | 2023-08-14 | |
| 2023-03-31 | $14,079,912 | 45,600 | Put | Sole | 2023-05-15 | |
| No filing history on record for this holder in this stock. | ||||||