XT
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XTX Topco’s Mine Safety MSA Stock Holding History

XTX Topco’s Portfolio MSA Stock Details MSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.71M Buy
38,414
+25,351
+194% +$4.25M 0.09% 254
2026
Q1 		$2.14M Buy
+13,063
New +$2.39M 0.04% 780
2025
Q4 		– Sell
-4,556
Closed -$784K – 3623
2025
Q3 		$784K Buy
4,556
+1,425
+46% +$246K 0.04% 731
2025
Q2 		$525K Buy
3,131
+469
+18% +$73.4K 0.02% 1066
2025
Q1 		$390K Buy
+2,662
New +$424K 0.02% 1213
2024
Q3 		– Sell
-5,030
Closed -$944K – 2408
2024
Q2 		$944K Buy
+5,030
New +$935K 0.08% 380
2024
Q1 		– Sell
-2,864
Closed -$484K – 2145
2023
Q4 		$484K Buy
+2,864
New +$466K 0.11% 278
2021
Q2 		– Sell
-1,455
Closed -$218K – 990
2021
Q1 		$218K Buy
+1,455
New +$234K 0.11% 460

Other funds holding MSA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
RCG
Ruane, Cunniff & Goldfarb New York $6.43B AUM 18.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.65B AUM 9.66% 1-Year Est. Return
FMI
Fiduciary Management Inc Milwaukee, Wisconsin $7.03B AUM 11.68% 1-Year Est. Return
MGP
M&G plc London, United Kingdom $20.1B AUM 16.62% 1-Year Est. Return

XTX Topco's MSA Position: Q2 2026 in Review

XTX Topco increased its Mine Safety (MSA) stake by 194% in Q2 2026, buying an estimated $4.25M and bringing the position to 38,414 shares worth $6.71M. The position accounts for 0.09% of the portfolio, ranked #254.

XTX Topco first reported a position in MSA in Q1 2021 and has held it in 8 quarters since. 457 funds tracked by Wall St. Rank hold MSA as of Q2 2026.

  • XTX Topco held 38,414 shares of Mine Safety worth $6.71M as of Q2 2026.
  • XTX Topco bought 25,351 Mine Safety shares in Q2 2026, an estimated $4.25M.
  • Mine Safety made up 0.09% of XTX Topco's portfolio in Q2 2026, its #254 holding.
  • XTX Topco first reported a position in Mine Safety in Q1 2021 and has held it in 8 quarters since.
  • 457 funds tracked by Wall St. Rank held Mine Safety as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.