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Quantbot Technologies’s White Mountains Insurance WTM Stock Holding History

Quantbot Technologies’s Portfolio WTM Stock Details WTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$232K Buy
112
+99
+762% +$212K 0.01% 1215
2026
Q1 		$28.6K Sell
13
-21
-62% -$45K ﹤0.01% 1470
2025
Q4 		$70.7K Buy
+34
New +$66.5K ﹤0.01% 1475
2022
Q2 		– Sell
-62
Closed -$70K – 2188
2022
Q1 		$70K Buy
+62
New +$64.9K 0.01% 1120
2018
Q4 		– Sell
-9
Closed -$8K – 1467
2018
Q3 		$8K Sell
9
-35
-80% -$32.4K ﹤0.01% 1183
2018
Q2 		$39K Buy
44
+22
+100% +$19.4K ﹤0.01% 1028
2018
Q1 		$18K Buy
+22
New +$18.2K ﹤0.01% 1076

Other funds holding WTM

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RRAM
River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.65B AUM 9.66% 1-Year Est. Return
WCM
Wallace Capital Management Dallas, Texas $912M AUM 21.45% 1-Year Est. Return
FMI
Fiduciary Management Inc Milwaukee, Wisconsin $7.03B AUM 11.68% 1-Year Est. Return

Quantbot Technologies's WTM Position: Q2 2026 in Review

Quantbot Technologies increased its White Mountains Insurance (WTM) stake by 762% in Q2 2026, buying an estimated $212K and bringing the position to 112 shares worth $232K. The position accounts for 0.01% of the portfolio, ranked #1215.

Quantbot Technologies first reported a position in WTM in Q1 2018 and has held it in 7 quarters since. 356 funds tracked by Wall St. Rank hold WTM as of Q2 2026.

  • Quantbot Technologies held 112 shares of White Mountains Insurance worth $232K as of Q2 2026.
  • Quantbot Technologies bought 99 White Mountains Insurance shares in Q2 2026, an estimated $212K.
  • White Mountains Insurance made up 0.01% of Quantbot Technologies's portfolio in Q2 2026, its #1215 holding.
  • Quantbot Technologies first reported a position in White Mountains Insurance in Q1 2018 and has held it in 7 quarters since.
  • 356 funds tracked by Wall St. Rank held White Mountains Insurance as of Q2 2026.

Based on Quantbot Technologies's 13F filing for Q2 2026, filed 12 Aug 2026.