D.E. Shaw & Co
MRCY icon

D.E. Shaw & Co’s Mercury Systems MRCY Stock Holding History

D.E. Shaw & Co’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 $5.72T AUM 30.48% 1-Year Est. Return
JPM
JANA Partners Management New York $1.67B AUM 1.66% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

D.E. Shaw & Co's MRCY Position: Q1 2026 in Review

D.E. Shaw & Co reduced its Mercury Systems (MRCY) stake by 6.2% in Q1 2026, selling an estimated $318K and leaving 54,904 shares worth $4M. The position accounts for ﹤0.01% of the portfolio, ranked #2347.

D.E. Shaw & Co first reported a position in MRCY in Q3 2013 and has held it in 51 quarters since. The position peaked at $43.6M in Q4 2021. 356 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

  • D.E. Shaw & Co held 54,904 shares of Mercury Systems worth $4M as of Q1 2026.
  • D.E. Shaw & Co sold 3,651 Mercury Systems shares in Q1 2026, an estimated $318K.
  • Mercury Systems made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q1 2026, its #2347 holding.
  • D.E. Shaw & Co first reported a position in Mercury Systems in Q3 2013 and has held it in 51 quarters since.
  • D.E. Shaw & Co's Mercury Systems position peaked at $43.6M in Q4 2021.
  • 356 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.