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Winton Group’s Mine Safety MSA Stock Holding History

Winton Group’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 		$667K Sell
3,819
-31,596
-89% -$5.29M 0.02% 619
2026
Q1 		$5.81M Buy
+35,415
New +$6.47M 0.2% 141
2025
Q3 		– Sell
-1,858
Closed -$311K – 924
2025
Q2 		$311K Buy
+1,858
New +$291K 0.02% 684
2020
Q4 		– Sell
-5,578
Closed -$748K – 1442
2020
Q3 		$748K Buy
5,578
+2,094
+60% +$256K 0.02% 943
2020
Q2 		$399K Buy
+3,484
New +$387K 0.01% 1229
2019
Q4 		– Sell
-3,984
Closed -$435K – 1699
2019
Q3 		$435K Buy
3,984
+357
+10% +$37.7K 0.01% 1136
2019
Q2 		$382K Buy
3,627
+625
+21% +$65.7K 0.01% 784
2019
Q1 		$310K Sell
3,002
-116,267
-97% -$11.7M 0.01% 793
2018
Q4 		$11.2M Buy
119,269
+112,085
+1,560% +$11.4M 0.24% 170
2018
Q3 		$765K Buy
7,184
+2,192
+44% +$221K 0.02% 464
2018
Q2 		$481K Sell
4,992
-537
-10% -$48.5K 0.01% 647
2018
Q1 		$460K Buy
+5,529
New +$444K 0.01% 815
2015
Q1 		– Sell
-6,536
Closed -$347K – 486
2014
Q4 		$347K Sell
6,536
-1,978
-23% -$105K ﹤0.01% 572
2014
Q3 		$421K Buy
8,514
+3,761
+79% +$208K ﹤0.01% 599
2014
Q2 		$273K Buy
+4,753
New +$261K ﹤0.01% 626

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

Winton Group's MSA Position: Q2 2026 in Review

Winton Group reduced its Mine Safety (MSA) stake by 89% in Q2 2026, selling an estimated $5.29M and leaving 3,819 shares worth $667K. The position accounts for 0.02% of the portfolio, ranked #619.

Winton Group first reported a position in MSA in Q2 2014 and has held it in 15 quarters since. The position peaked at $11.2M in Q4 2018. 458 funds tracked by Wall St. Rank hold MSA as of Q2 2026.

  • Winton Group held 3,819 shares of Mine Safety worth $667K as of Q2 2026.
  • Winton Group sold 31,596 Mine Safety shares in Q2 2026, an estimated $5.29M.
  • Mine Safety made up 0.02% of Winton Group's portfolio in Q2 2026, its #619 holding.
  • Winton Group first reported a position in Mine Safety in Q2 2014 and has held it in 15 quarters since.
  • Winton Group's Mine Safety position peaked at $11.2M in Q4 2018.
  • 458 funds tracked by Wall St. Rank held Mine Safety as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.