MG
WTM icon

Michael Gelband’s White Mountains Insurance WTM Stock Holding History

Michael Gelband’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 		$2.99M Buy
1,443
+832
+136% +$1.78M 0.02% 662
2026
Q1 		$1.34M Buy
+611
New +$1.31M 0.01% 907
2025
Q4 		– Sell
-401
Closed -$670K – 2132
2025
Q3 		$670K Buy
401
+45
+13% +$80.3K 0.01% 1096
2025
Q2 		$639K Sell
356
-326
-48% -$580K 0.01% 1083
2025
Q1 		$1.31M Buy
682
+280
+70% +$527K 0.01% 842
2024
Q4 		$782K Sell
402
-407
-50% -$769K 0.01% 1020
2024
Q3 		$1.37M Buy
809
+674
+499% +$1.18M 0.01% 868
2024
Q2 		$245K Buy
+135
New +$239K ﹤0.01% 1362
2023
Q4 		– Sell
-1,067
Closed -$1.6M – 2116
2023
Q3 		$1.6M Buy
+1,067
New +$1.64M 0.02% 757
2022
Q2 		– Sell
-4,699
Closed -$5.34M – 2513
2022
Q1 		$5.34M Buy
4,699
+4,296
+1,066% +$4.5M 0.07% 366
2021
Q4 		$409K Sell
403
-1,391
-78% -$1.47M ﹤0.01% 1523
2021
Q3 		$1.92M Buy
1,794
+276
+18% +$308K 0.03% 740
2021
Q2 		$1.74M Sell
1,518
-281
-16% -$328K 0.02% 748
2021
Q1 		$2.01M Sell
1,799
-216
-11% -$242K 0.03% 570
2020
Q4 		$2.02M Buy
+2,015
New +$1.9M 0.02% 541
2020
Q2 		– Sell
-257
Closed -$234K – 2073
2020
Q1 		$234K Buy
+257
New +$266K 0.01% 726

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

Michael Gelband's WTM Position: Q2 2026 in Review

Michael Gelband increased its White Mountains Insurance (WTM) stake by 136% in Q2 2026, buying an estimated $1.78M and bringing the position to 1,443 shares worth $2.99M. The position accounts for 0.02% of the portfolio, ranked #662.

Michael Gelband first reported a position in WTM in Q1 2020 and has held it in 16 quarters since. The position peaked at $5.34M in Q1 2022. 354 funds tracked by Wall St. Rank hold WTM as of Q2 2026.

  • Michael Gelband held 1,443 shares of White Mountains Insurance worth $2.99M as of Q2 2026.
  • Michael Gelband bought 832 White Mountains Insurance shares in Q2 2026, an estimated $1.78M.
  • White Mountains Insurance made up 0.02% of Michael Gelband's portfolio in Q2 2026, its #662 holding.
  • Michael Gelband first reported a position in White Mountains Insurance in Q1 2020 and has held it in 16 quarters since.
  • Michael Gelband's White Mountains Insurance position peaked at $5.34M in Q1 2022.
  • 354 funds tracked by Wall St. Rank held White Mountains Insurance as of Q2 2026.

Based on ExodusPoint Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.