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David Shaw’s Mine Safety MSA Stock Holding History

David Shaw’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
2013
Q3 		– Sell
-10,900
Closed -$507K – 4397
2013
Q2 		$507K Buy
+10,900
New +$525K ﹤0.01% 3245

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

David Shaw's MSA Position: Q2 2026 in Review

David Shaw reduced its Mine Safety (MSA) stake by 8.5% in Q2 2026, selling an estimated $737K and leaving 47,430 shares worth $8.28M. The position accounts for ﹤0.01% of the portfolio, ranked #1988.

David Shaw first reported a position in MSA in Q3 2013 and has held it in 33 quarters since. The position peaked at $14.1M in Q1 2025. 453 funds tracked by Wall St. Rank hold MSA as of Q2 2026.

  • David Shaw held 47,430 shares of Mine Safety worth $8.28M as of Q2 2026.
  • David Shaw sold 4,398 Mine Safety shares in Q2 2026, an estimated $737K.
  • Mine Safety made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #1988 holding.
  • David Shaw first reported a position in Mine Safety in Q3 2013 and has held it in 33 quarters since.
  • David Shaw's Mine Safety position peaked at $14.1M in Q1 2025.
  • 453 funds tracked by Wall St. Rank held Mine Safety as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.