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Weiss Asset Management’s Mercury Systems MRCY Stock Holding History

Weiss Asset Management’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
2026
Q2 		$863K Buy
+7,052
New +$672K 0.01% 442
2025
Q1 		– Sell
-8,821
Closed -$370K – 548
2024
Q4 		$370K Buy
+8,821
New +$336K 0.01% 498

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 $3.38T AUM 44.17% 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

Weiss Asset Management's MRCY Position: Q2 2026 in Review

Weiss Asset Management opened a new position in Mercury Systems (MRCY) in Q2 2026: 7,052 shares worth $863K. The stake represents 0.01% of the portfolio and ranks #442 among its holdings. This is a return to the name: Weiss Asset Management previously reported a position in MRCY as recently as Q4 2024.

Weiss Asset Management first reported a position in MRCY in Q4 2024 and has held it in 2 quarters since. 392 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • Weiss Asset Management held 7,052 shares of Mercury Systems worth $863K as of Q2 2026.
  • Mercury Systems was a new Weiss Asset Management position in Q2 2026.
  • Mercury Systems made up 0.01% of Weiss Asset Management's portfolio in Q2 2026, its #442 holding.
  • Weiss Asset Management first reported a position in Mercury Systems in Q4 2024 and has held it in 2 quarters since.
  • 392 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Weiss Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.