NORTHERN TRUST CORP
BankPosition in WTM — White Mountains Insurance Group Ltd
CIK 73124
CHICAGO, IL
Position in WTM
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$30,211,362
-$3,830,531 QoQ
Shares Held
14,571
-6.0% QoQ
Ownership
0.611%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#34
of 354 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 99%
Shared 1%
None 0%
Common Shares in WTM Over Time
Shares Held
Position Value (USD)
Position in Insurance - Property & Casualty
Financial Services · as of Jun 30, 2026NORTHERN TRUST CORP holds $5,936,384,177 across 42 Insurance - Property & Casualty names. WTM ranks #19 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PGR |
Progressive Corp/Oh/
|
5,776,119 | $1,261,793,190 | |
| 2 | CB |
Chubb Ltd
|
3,460,296 | $1,179,061,254 | |
| 3 | TRV |
Travelers Companies, Inc.
|
2,814,455 | $929,107,881 | |
| 4 | ALL |
Allstate Corp
|
3,078,480 | $732,493,524 | |
| 5 | CINF |
Cincinnati Financial Corp
|
1,451,673 | $268,762,734 | |
| 6 | L |
Loews Corp
|
1,814,214 | $205,387,163 | |
| 7 | WRB |
Berkley W R Corp
|
2,552,698 | $180,041,786 | |
| 8 | MKL |
Markel Group Inc.
|
84,026 | $164,103,614 |
All Filings in WTM
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $30,211,362 | 14,571 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 | $34,041,893 | 15,495 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $34,634,524 | 16,667 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $29,681,178 | 17,757 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $31,254,504 | 17,405 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $35,092,109 | 18,222 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $35,149,180 | 18,071 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $27,332,565 | 16,114 | Shares | Other | 2024-11-13 | |
| 2024-06-30 | $28,973,785 | 15,942 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $26,189,601 | 14,596 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $22,752,740 | 15,118 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $23,510,747 | 15,719 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $21,403,100 | 15,410 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $20,829,024 | 15,121 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $21,096,143 | 14,916 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $19,134,847 | 14,685 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $19,796,019 | 15,886 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $17,679,892 | 15,560 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $21,713,681 | 21,416 | Shares | Defined | 2022-02-08 | |
| 2021-09-30 | $23,057,581 | 21,557 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $31,666,109 | 27,583 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $30,680,931 | 27,519 | Shares | Other | 2021-05-12 | |
| 2020-12-31 | $39,181,841 | 39,156 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $30,136,394 | 38,686 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $31,151,762 | 35,082 | Shares | Other | 2020-08-14 | |
| 2020-03-31 | $38,277,330 | 42,063 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||