Position in BRK-B
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$363,130,184
-$79,031,300 QoQ
Shares Held
710,739
-21.8% QoQ
Ownership
0.050%
of shares outstanding
% of Portfolio
0.66%
of 13F equity value
Holder Rank
#147
of 4,965 holders
Holding Since
Mar 2020
26 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 Dec 31, 2025CallValue
$178,132,800
CallShares
236
PutValue
$957,841,200
PutShares
1,269
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, 2026CIBC WORLD MARKET INC. holds $1,014,051,878 across 7 Insurance - Diversified names. BRK-B ranks #2 (35.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SLF |
Sun Life Financial Inc
|
8,076,018 | $633,321,331 | |
| 2 | BRK-B |
Berkshire Hathaway Inc
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|
710,739 | $363,130,184 | |
| 3 | HIG |
Hartford Insurance Group, Inc.
|
44,051 | $5,837,638 | |
| 4 | ACGL |
Arch Capital Group Ltd.
|
42,481 | $4,123,205 | |
| 5 | AEG |
Aegon Ltd.
|
367,806 | $3,104,282 | |
| 6 | BNT |
Brookfield Wealth Solutions Ltd.
|
55,047 | $2,348,305 | |
| 7 | AIG |
American International Group, Inc.
|
29,343 | $2,186,933 |
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 | $7,488,500 | 10 | Shares | Sole | 2026-08-13 | |
| 2026-06-30 | $355,641,684 | 710,729 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 BRK-A | $6,463,260 | 9 | Shares | Sole | 2026-05-14 | |
| 2026-03-31 | $435,698,224 | 909,220 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 BRK-A | $6,793,200 | 9 | Shares | Sole | 2026-02-10 | |
| 2025-12-31 BRK-A | $178,132,800 | 236 | Call | Sole | 2026-02-10 | |
| 2025-12-31 BRK-A | $957,841,200 | 1,269 | Put | Sole | 2026-02-10 | |
| 2025-12-31 | $430,120,620 | 855,706 | Shares | Sole | 2026-02-10 | |
| 2025-09-30 BRK-A | $301,680,000 | 400 | Put | Sole | 2025-11-06 | |
| 2025-09-30 BRK-A | $7,542,000 | 10 | Shares | Sole | 2025-11-06 | |
| 2025-09-30 BRK-A | $1,810,080,000 | 2,400 | Call | Sole | 2025-11-06 | |
| 2025-09-30 | $385,431,653 | 766,662 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 BRK-A | $7,288,000 | 10 | Shares | Sole | 2025-08-14 | |
| 2025-06-30 | $375,445,317 | 772,887 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 BRK-A | $7,984,420 | 10 | Shares | Sole | 2025-05-14 | |
| 2025-03-31 | $402,472,303 | 755,703 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 BRK-A | $6,809,200 | 10 | Shares | Sole | 2025-01-23 | |
| 2024-12-31 | $364,574,010 | 804,302 | Shares | Sole | 2025-01-23 | |
| 2024-09-30 BRK-A | $6,220,620 | 9 | Shares | Sole | 2024-11-12 | |
| 2024-09-30 | $357,339,880 | 776,387 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 BRK-A | $6,122,410 | 10 | Shares | Sole | 2024-08-07 | |
| 2024-06-30 | $382,266,705 | 939,692 | Shares | Sole | 2024-08-07 | |
| 2024-03-31 BRK-A | $9,516,600 | 15 | Shares | Sole | 2024-05-13 | |
| 2024-03-31 | $292,771,911 | 696,214 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 BRK-A | $8,139,375 | 15 | Shares | Sole | 2024-02-13 | |
| 2023-12-31 | $225,760,786 | 632,986 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 BRK-A | $7,440,678 | 14 | Shares | Sole | 2023-11-13 | |
| 2023-09-30 | $222,383,050 | 634,836 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 BRK-A | $6,731,530 | 13 | Shares | Sole | 2023-08-11 | |
| 2023-06-30 | $217,366,017 | 637,437 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 BRK-A | $6,052,800 | 13 | Shares | Sole | 2023-05-12 | |
| 2023-03-31 | $198,110,537 | 641,612 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 BRK-A | $5,624,532 | 12 | Shares | Sole | 2023-02-13 | |
| 2022-12-31 | $203,318,597 | 658,202 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 BRK-A | $4,877,640 | 12 | Shares | Sole | 2022-11-10 | |
| 2022-09-30 | $178,519,959 | 668,564 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 BRK-A | $8,587,950 | 21 | Shares | Sole | 2022-08-10 | |
| 2022-06-30 | $187,880,624 | 688,157 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 BRK-A | $11,107,341 | 21 | Shares | Sole | 2022-05-12 | |
| 2022-03-31 | $238,162,725 | 674,854 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 BRK-A | $9,463,902 | 21 | Shares | Sole | 2022-02-14 | |
| 2021-12-31 | $189,761,845 | 634,655 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 BRK-A | $8,638,959 | 21 | Shares | Sole | 2021-11-12 | |
| 2021-09-30 | $161,156,877 | 590,448 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 BRK-A | $8,790,621 | 21 | Shares | Sole | 2021-08-12 | |
| 2021-06-30 | $267,098,906 | 961,064 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 BRK-A | $8,099,742 | 21 | Shares | Sole | 2021-05-11 | |
| 2021-03-31 | $250,618,880 | 981,011 | Shares | Sole | 2021-05-11 | |
| 2020-12-31 BRK-A | $6,956,300 | 20 | Shares | Sole | 2021-02-08 | |
| 2020-12-31 | $275,362,319 | 1,187,572 | Shares | Sole | 2021-02-08 | |
| No filing history on record for this holder in this stock. | ||||||