SSG
MRCY icon

Summit Securities Group’s Mercury Systems MRCY Stock Holding History

Summit Securities Group’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 		$122 Buy
+1
New +$95 ﹤0.01% 1128
2022
Q3 		– Sell
-702
Closed -$45K – 1080
2022
Q2 		$45K Sell
702
-2,298
-77% -$137K 0.01% 579
2022
Q1 		$193K Buy
+3,000
New +$178K 0.02% 387

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

Summit Securities Group's MRCY Position: Q2 2026 in Review

Summit Securities Group opened a new position in Mercury Systems (MRCY) in Q2 2026: 1 share worth $122. The stake represents ﹤0.01% of the portfolio and ranks #1128 among its holdings. This is a return to the name: Summit Securities Group previously reported a position in MRCY as recently as Q2 2022.

Summit Securities Group first reported a position in MRCY in Q1 2022 and has held it in 3 quarters since. The position peaked at $193K in Q1 2022. 393 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • Summit Securities Group held 1 share of Mercury Systems worth $122 as of Q2 2026.
  • Mercury Systems was a new Summit Securities Group position in Q2 2026.
  • Mercury Systems made up ﹤0.01% of Summit Securities Group's portfolio in Q2 2026, its #1128 holding.
  • Summit Securities Group first reported a position in Mercury Systems in Q1 2022 and has held it in 3 quarters since.
  • Summit Securities Group's Mercury Systems position peaked at $193K in Q1 2022.
  • 393 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Summit Securities Group's 13F filing for Q2 2026, filed 3 Aug 2026.