UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Position in BRK-B — Berkshire Hathaway Inc
CIK 861177
NEW YORK, NY
Position in BRK-B
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$4,604,755,342
+$226,659,168 QoQ
Shares Held
8,910,704
+0.7% QoQ
Ownership
0.633%
of shares outstanding
% of Portfolio
0.85%
of 13F equity value
Holder Rank
#21
of 4,965 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 48%
Shared 0%
None 52%
Common Shares in BRK-B Over Time
Shares Held
Position Value (USD)
Position in Insurance - Diversified
Financial Services · as of Jun 30, 2026UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $5,430,121,339 across 7 Insurance - Diversified names. BRK-B ranks #1 (84.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
This page
|
8,910,704 | $4,604,755,342 | |
| 2 | HIG |
Hartford Insurance Group, Inc.
|
3,993,187 | $529,177,137 | |
| 3 | AIG |
American International Group, Inc.
|
3,850,758 | $286,996,989 | |
| 4 | ACGL |
Arch Capital Group Ltd.
|
90,225 | $8,757,238 | |
| 5 | AEG |
Aegon Ltd.
|
27,905 | $235,518 | |
| 6 | SLF |
Sun Life Financial Inc
|
2,273 | $178,248 | |
| 7 | PLGO |
Pelagos Insurance Capital Ltd
|
857 | $20,867 |
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 BRK-A | $146,025,750 | 195 | Shares | Defined | 2026-08-13 | |
| 2026-06-30 | $4,458,729,592 | 8,910,509 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 BRK-A | $139,319,160 | 194 | Shares | Defined | 2026-05-13 | |
| 2026-03-31 | $4,238,777,014 | 8,845,528 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 BRK-A | $140,392,800 | 186 | Shares | Defined | 2026-02-13 | |
| 2025-12-31 | $3,995,480,398 | 7,948,832 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 BRK-A | $143,298,000 | 190 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $3,299,538,921 | 6,563,112 | Shares | Other | 2025-11-14 | |
| 2025-06-30 BRK-A | $140,658,400 | 193 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $3,644,132,375 | 7,501,765 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 BRK-A | $148,510,212 | 186 | Shares | Defined | 2025-05-19 | |
| 2025-03-31 | $3,805,536,534 | 7,145,474 | Shares | Defined | 2025-05-19 | |
| 2024-12-31 BRK-A | $131,417,560 | 193 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $2,843,621,703 | 6,273,433 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 BRK-A | $134,780,100 | 195 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $2,845,990,089 | 6,183,440 | Shares | Other | 2024-11-14 | |
| 2024-06-30 BRK-A | $117,550,272 | 192 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $2,530,358,640 | 6,220,154 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 BRK-A | $119,909,160 | 189 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $2,124,979,227 | 5,053,218 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 BRK-A | $111,238,125 | 205 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $1,747,834,794 | 4,900,563 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 BRK-A | $104,700,969 | 197 | Shares | Sole | 2023-11-13 | |
| 2023-09-30 | $1,672,469,864 | 4,774,393 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 BRK-A | $95,794,850 | 185 | Shares | Sole | 2023-08-11 | |
| 2023-06-30 | $1,501,387,195 | 4,402,895 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 BRK-A | $86,136,000 | 185 | Shares | Sole | 2023-05-15 | |
| 2023-03-31 | $1,359,481,884 | 4,402,895 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 BRK-A | $88,117,668 | 188 | Shares | Sole | 2023-02-14 | |
| 2022-12-31 | $1,486,340,920 | 4,811,722 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 BRK-A | $74,384,010 | 183 | Shares | Sole | 2022-11-14 | |
| 2022-09-30 | $1,183,043,317 | 4,430,542 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 BRK-A | $78,927,350 | 193 | Shares | Sole | 2022-08-12 | |
| 2022-06-30 | $1,199,313,239 | 4,392,767 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 BRK-A | $101,023,911 | 191 | Shares | Sole | 2022-05-16 | |
| 2022-03-31 | $1,528,532,961 | 4,331,226 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 BRK-A | $89,231,076 | 198 | Shares | Sole | 2022-02-14 | |
| 2021-12-31 | $1,341,045,199 | 4,485,101 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 BRK-A | $81,453,042 | 198 | Shares | Sole | 2021-11-15 | |
| 2021-09-30 | $1,390,131,726 | 5,093,177 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 BRK-A | $81,208,594 | 194 | Shares | Sole | 2021-08-16 | |
| 2021-06-30 | $1,550,426,740 | 5,578,680 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 BRK-A | $72,511,976 | 188 | Shares | Sole | 2021-05-14 | |
| 2021-03-31 | $1,316,908,502 | 5,154,846 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 BRK-A | $57,389,475 | 165 | Shares | Sole | 2021-03-01 | |
| 2020-12-31 | $1,168,618,766 | 5,039,974 | Shares | Defined | 2021-03-01 | |
| 2020-09-30 BRK-A | $52,160,163 | 163 | Shares | Sole | 2020-11-13 | |
| 2020-09-30 | $970,985,952 | 4,559,904 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 BRK-A | $41,966,100 | 157 | Shares | Sole | 2020-08-14 | |
| 2020-06-30 | $784,708,535 | 4,395,880 | Shares | Sole | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||