D. E. Shaw & Co., Inc.
Position in WTM — White Mountains Insurance Group Ltd
CIK 1009207
New York, NY
Position in WTM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$19,574,913
+$1,718,402 QoQ
Shares Held
8,910
+3.7% QoQ
Ownership
0.373%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WTM Over Time
Shares Held
Position Value (USD)
Position in Insurance - Property & Casualty
Financial Services · as of Mar 31, 2026D. E. Shaw & Co., Inc. holds $375,129,729 across 28 Insurance - Property & Casualty names. WTM ranks #7 (5.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PGR |
Progressive Corp/Oh/
|
448,962 | $89,002,225 | |
| 2 | KMPR |
KEMPER Corp
|
2,654,631 | $81,125,522 | |
| 3 | ALL |
Allstate Corp
|
156,581 | $32,465,504 | |
| 4 | PRCH |
Porch Group, Inc.
|
4,361,800 | $31,274,105 | |
| 5 | AFG |
American Financial Group Inc
|
183,047 | $23,376,932 | |
| 6 | LMND |
Lemonade, Inc.
|
338,605 | $21,223,761 | |
| 7 | WTM |
White Mountains Insurance Group Ltd
This page
|
8,910 | $19,574,913 | |
| 8 | WRB |
Berkley W R Corp
|
200,813 | $13,309,884 |
All Filings in WTM
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $19,574,913 | 8,910 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $17,856,511 | 8,593 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $4,198,858 | 2,512 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $4,374,373 | 2,436 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $4,541,060 | 2,358 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $5,288,618 | 2,719 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $5,495,688 | 3,240 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $6,542,820 | 3,600 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $6,692,739 | 3,730 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $6,096,795 | 4,051 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $5,610,332 | 3,751 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $6,397,318 | 4,606 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $6,895,714 | 5,006 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $6,938,702 | 4,906 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $5,844,044 | 4,485 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $5,603,845 | 4,497 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $486,310 | 428 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $433,949 | 428 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $719,847 | 673 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $491,356 | 428 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $477,177 | 428 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $428,282 | 428 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $333,412 | 428 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $380,051 | 428 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $389,480 | 428 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||