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David Shaw’s Mercury Systems MRCY Stock Holding History

David Shaw’s Portfolio MRCY Stock Details MRCY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-22,900
Closed -$964K – 3540
2017
Q2 		$964K Hold
22,900
– – ﹤0.01% 2440
2017
Q1 		$894K Buy
+22,900
New +$814K ﹤0.01% 2367

Other funds holding MRCY

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JPM
JANA Partners Management New York $1.9B AUM 18.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return

David Shaw's MRCY Position: Q2 2026 in Review

David Shaw increased its Mercury Systems (MRCY) stake by 13% in Q2 2026, buying an estimated $660K and bringing the position to 61,830 shares worth $7.56M. The position accounts for ﹤0.01% of the portfolio, ranked #2070.

David Shaw first reported a position in MRCY in Q3 2013 and has held it in 52 quarters since. The position peaked at $43.6M in Q4 2021. 391 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • David Shaw held 61,830 shares of Mercury Systems worth $7.56M as of Q2 2026.
  • David Shaw bought 6,926 Mercury Systems shares in Q2 2026, an estimated $660K.
  • Mercury Systems made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #2070 holding.
  • David Shaw first reported a position in Mercury Systems in Q3 2013 and has held it in 52 quarters since.
  • David Shaw's Mercury Systems position peaked at $43.6M in Q4 2021.
  • 391 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

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