NYSE - Delayed Quote
USD
White Mountains Insurance Group, Ltd. (WTM)
2,269.99
+24.53
(+1.09%)
At close: October 30 at 4:00:53 PM EDT
2,269.01
-0.98
(-0.04%)
After hours: October 30 at 6:19:40 PM EDT
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Learn moreMajor Holders
| Breakdown | |
|---|---|
| 3.22% | % of Shares Held by All Insider |
| 96.54% | % of Shares Held by Institutions |
| 99.75% | % of Float Held by Institutions |
| 475 | Number of Institutions Holding Shares |
Top Institutional Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
Dimensional Fund Advisors LP
|
158.95k | Jun 30, 2026 | 6.66% | 360,823,988 |
|
Neuberger Berman Group, LLC
|
119.14k | Jun 30, 2026 | 4.99% | 270,448,877 |
|
Blackrock Inc.
|
117.87k | Jun 30, 2026 | 4.94% | 267,565,990 |
|
River Road Asset Management, LLC
|
115.88k | Jun 30, 2026 | 4.86% | 263,046,440 |
|
Vanguard Portfolio Management LLC
|
111.97k | Jun 30, 2026 | 4.69% | 254,168,509 |
|
Vanguard Capital Management LLC
|
107.48k | Jun 30, 2026 | 4.50% | 243,976,254 |
|
Fuller & Thaler Asset Management Inc.
|
101.89k | Jun 30, 2026 | 4.27% | 231,293,820 |
|
Cooke & Bieler LP
|
87.2k | Sep 30, 2026 | 3.65% | 197,949,937 |
|
Wallace Capital Management, Inc.
|
80.07k | Jun 30, 2026 | 3.35% | 181,751,288 |
|
Fiduciary Management, Inc.
|
66.55k | Jun 30, 2026 | 2.79% | 151,067,833 |
Top Mutual Fund Holders
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
|
UNDISCOVERED MANAGERS Fd.S-Undiscovered Managers Behavioral Value Fd.
|
82.47k | Jun 30, 2026 | 3.46% | 187,215,154 |
|
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund
|
74.66k | Jun 30, 2026 | 3.13% | 169,470,642 |
|
NEUBERGER BERMAN EQUITY FUNDS-Neuberger Genesis Fund
|
68.66k | Sep 30, 2026 | 2.88% | 155,866,592 |
|
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund
|
53.97k | Jun 30, 2026 | 2.26% | 122,500,009 |
|
VANGUARD WHITEHALL FUNDS-Vanguard Selected Value Fund
|
34.93k | Jul 31, 2026 | 1.46% | 79,281,670 |
|
American Century ETF Trust-Avantis U.S. Small Cap Value ETF
|
34.95k | Sep 30, 2026 | 1.46% | 79,327,070 |
|
VANGUARD INDEX FUNDS-Vanguard Small-Cap Value Index Fund
|
34.18k | Jun 30, 2026 | 1.43% | 77,590,527 |
|
DFA INVESTMENT DIMENSIONS GROUP INC-U.S. Small Cap Value Portfolio
|
33.31k | Jul 31, 2026 | 1.40% | 75,606,556 |
|
FMI Funds Inc-Common Stock Fund
|
33k | Jun 30, 2026 | 1.38% | 74,909,669 |
|
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund
|
28.02k | Jun 30, 2026 | 1.17% | 63,596,039 |
