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GAMMA Investing’s White Mountains Insurance WTM Stock Holding History

GAMMA Investing’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 		$516K Buy
249
+47
+23% +$101K 0.02% 638
2026
Q1 		$444K Buy
202
+3
+2% +$6.42K 0.02% 624
2025
Q4 		$414K Buy
199
+16
+9% +$31.3K 0.02% 608
2025
Q3 		$306K Buy
183
+1
+0.5% +$1.78K 0.02% 705
2025
Q2 		$327K Buy
182
+106
+139% +$189K 0.02% 639
2025
Q1 		$146K Buy
76
+23
+43% +$43.3K 0.01% 954
2024
Q4 		$103K Buy
53
+4
+8% +$7.56K 0.01% 1097
2024
Q3 		$83.1K Buy
49
+25
+104% +$43.6K 0.01% 1122
2024
Q2 		$43.6K Buy
24
+3
+14% +$5.31K 0.01% 1300
2024
Q1 		$37.7K Hold
21
– – 0.01% 1213
2023
Q4 		$33.1K Buy
+21
New +$31.2K 0.01% 1171

Other funds holding WTM

RRAM
River Road Asset Management Louisville, Kentucky $8.99B AUM 12.83% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
MAA
Mraz Amerine & Associates Modesto, California $697M AUM 19.37% 1-Year Est. Return
DC
Davenport & Co Richmond, Virginia $20.4B AUM 18.11% 1-Year Est. Return
BAM
Brave Asset Management Summit, New Jersey $467M AUM 33.05% 1-Year Est. Return
Handelsbanken Fonder
Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return
SFA
Sequoia Financial Advisors Akron, Ohio $20.1B AUM 24.77% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $12.8B AUM 26.53% 1-Year Est. Return
PAS
Park Avenue Securities New York $16B AUM 26.77% 1-Year Est. Return
AWM
Avior Wealth Management Omaha, Nebraska $3.8B AUM 23.28% 1-Year Est. Return

GAMMA Investing's WTM Position: Q2 2026 in Review

GAMMA Investing increased its White Mountains Insurance (WTM) stake by 23% in Q2 2026, buying an estimated $101K and bringing the position to 249 shares worth $516K. The position accounts for 0.02% of the portfolio, ranked #638.

GAMMA Investing first reported a position in WTM in Q4 2023 and has held it in 11 quarters since. 43 funds tracked by Wall St. Rank hold WTM as of Q2 2026.

  • GAMMA Investing held 249 shares of White Mountains Insurance worth $516K as of Q2 2026.
  • GAMMA Investing bought 47 White Mountains Insurance shares in Q2 2026, an estimated $101K.
  • White Mountains Insurance made up 0.02% of GAMMA Investing's portfolio in Q2 2026, its #638 holding.
  • GAMMA Investing first reported a position in White Mountains Insurance in Q4 2023 and has held it in 11 quarters since.
  • 43 funds tracked by Wall St. Rank held White Mountains Insurance as of Q2 2026.

Based on GAMMA Investing's 13F filing for Q2 2026, filed 7 Jul 2026.