CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in BRK-B — Berkshire Hathaway Inc
CIK 1081019
WEST SACRAMENTO, CA
Position in BRK-B
as of Jun 30, 2026
· filed Aug 24, 2026
Position Value
$1,075,395,654
+$82,493,734 QoQ
Shares Held
2,149,115
+3.7% QoQ
Ownership
0.153%
of shares outstanding
% of Portfolio
1.02%
of 13F equity value
Holder Rank
#63
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)
Position in Insurance - Diversified
Financial Services · as of Jun 30, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $1,243,036,259 across 6 Insurance - Diversified names. BRK-B ranks #1 (86.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BRK-B |
Berkshire Hathaway Inc
This page
|
2,149,115 | $1,075,395,654 | |
| 2 | AIG |
American International Group, Inc.
|
881,226 | $65,677,773 | |
| 3 | HIG |
Hartford Insurance Group, Inc.
|
409,359 | $54,248,254 | |
| 4 | ACGL |
Arch Capital Group Ltd.
|
491,428 | $47,698,001 | |
| 5 | PLGO |
Pelagos Insurance Capital Ltd
|
606 | $14,756 | |
| 6 | XZO |
Exzeo Group, Inc.
|
108 | $1,821 |
All Filings in BRK-B
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,075,395,654 | 2,149,115 | Shares | Sole | 2026-08-24 | |
| 2026-03-31 | $992,901,920 | 2,071,999 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $1,069,783,460 | 2,128,287 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $1,074,793,769 | 2,137,872 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,026,560,739 | 2,113,265 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,097,222,381 | 2,060,202 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $937,866,236 | 2,069,066 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $996,578,885 | 2,165,252 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $880,984,386 | 2,165,645 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $919,158,318 | 2,185,766 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $786,953,526 | 2,206,453 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $769,287,874 | 2,196,083 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $802,560,891 | 2,353,551 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $745,284,324 | 2,413,720 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $755,993,828 | 2,447,374 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $639,186,334 | 2,393,777 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $666,338,345 | 2,440,621 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $870,508,627 | 2,466,659 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $802,825,764 | 2,685,036 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $781,631,379 | 2,863,748 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $938,085,053 | 3,375,378 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $893,650,410 | 3,498,064 | Shares | Sole | 2021-05-18 | |
| 2020-12-31 | $820,516,282 | 3,538,691 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $762,320,302 | 3,579,977 | Shares | Sole | 2020-11-17 | |
| 2020-06-30 | $651,949,937 | 3,652,176 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $680,272,584 | 3,720,793 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||