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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
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 $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
RCG
Ruane, Cunniff & Goldfarb New York $6.03B AUM 12.06% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
APG Asset Management
APG Asset Management Amsterdam, Netherlands $31.6B AUM 19.33% 1-Year Est. Return
CB
Cooke & Bieler Philadelphia, Pennsylvania $8.84B AUM 6.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
MGP
M&G plc London, United Kingdom $19.4B AUM 16.7% 1-Year Est. Return

Winton Group's MSA Position: Q1 2026 in Review

Winton Group opened a new position in Mine Safety (MSA) in Q1 2026: 35,415 shares worth $5.81M. The stake represents 0.2% of the portfolio and ranks #141 among its holdings. This is a return to the name: Winton Group previously reported a position in MSA as recently as Q2 2025.

Winton Group first reported a position in MSA in Q2 2014 and has held it in 14 quarters since. The position peaked at $11.2M in Q4 2018. 448 funds tracked by Wall St. Rank hold MSA as of Q1 2026.

  • Winton Group held 35,415 shares of Mine Safety worth $5.81M as of Q1 2026.
  • Mine Safety was a new Winton Group position in Q1 2026.
  • Mine Safety made up 0.2% of Winton Group's portfolio in Q1 2026, its #141 holding.
  • Winton Group first reported a position in Mine Safety in Q2 2014 and has held it in 14 quarters since.
  • Winton Group's Mine Safety position peaked at $11.2M in Q4 2018.
  • 448 funds tracked by Wall St. Rank held Mine Safety as of Q1 2026.

Based on Winton Group's 13F filing for Q1 2026, filed 12 May 2026.