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GSA Capital Partners’s Mercury Systems MRCY Stock Holding History

GSA Capital Partners’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 		$410K Sell
3,351
-9,169
-73% -$874K 0.03% 1124
2026
Q1 		$913K Buy
12,520
+9,170
+274% +$798K 0.06% 536
2025
Q4 		$245K Sell
3,350
-8,739
-72% -$650K 0.02% 1284
2025
Q3 		$936K Sell
12,089
-1,783
-13% -$111K 0.08% 443
2025
Q2 		$747K Buy
+13,872
New +$676K 0.05% 645
2025
Q1 		– Sell
-8,978
Closed -$377K – 1924
2024
Q4 		$377K Buy
8,978
+1,154
+15% +$44K 0.03% 1079
2024
Q3 		$289K Buy
+7,824
New +$275K 0.02% 1235
2023
Q3 		– Sell
-14,495
Closed -$501K – 1764
2023
Q2 		$501K Buy
+14,495
New +$619K 0.05% 733
2022
Q1 		– Sell
-4,597
Closed -$253K – 1674
2021
Q4 		$253K Sell
4,597
-17,659
-79% -$894K 0.03% 1055
2021
Q3 		$1.05M Buy
+22,256
New +$1.24M 0.11% 289
2021
Q2 		– Sell
-9,102
Closed -$643K – 1501
2021
Q1 		$643K Buy
9,102
+4,998
+122% +$361K 0.11% 235
2020
Q4 		$361K Buy
+4,104
New +$312K 0.06% 636
2020
Q1 		– Sell
-3,603
Closed -$249K – 1368
2019
Q4 		$249K Buy
+3,603
New +$260K 0.03% 1150
2019
Q3 		– Sell
-8,531
Closed -$600K – 1590
2019
Q2 		$600K Buy
+8,531
New +$592K 0.07% 551
2016
Q1 		– Sell
-18,561
Closed -$341K – 1826
2015
Q4 		$341K Buy
+18,561
New +$336K 0.02% 1393
2015
Q2 		– Sell
-24,892
Closed -$387K – 2100
2015
Q1 		$387K Buy
+24,892
New +$393K 0.02% 1564

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

GSA Capital Partners's MRCY Position: Q2 2026 in Review

GSA Capital Partners reduced its Mercury Systems (MRCY) stake by 73% in Q2 2026, selling an estimated $874K and leaving 3,351 shares worth $410K. The position accounts for 0.03% of the portfolio, ranked #1124.

GSA Capital Partners first reported a position in MRCY in Q1 2015 and has held it in 16 quarters since. The position peaked at $1.05M in Q3 2021. 392 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • GSA Capital Partners held 3,351 shares of Mercury Systems worth $410K as of Q2 2026.
  • GSA Capital Partners sold 9,169 Mercury Systems shares in Q2 2026, an estimated $874K.
  • Mercury Systems made up 0.03% of GSA Capital Partners's portfolio in Q2 2026, its #1124 holding.
  • GSA Capital Partners first reported a position in Mercury Systems in Q1 2015 and has held it in 16 quarters since.
  • GSA Capital Partners's Mercury Systems position peaked at $1.05M in Q3 2021.
  • 392 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on GSA Capital Partners's 13F filing for Q2 2026, filed 6 Aug 2026.