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Pier Capital’s Mercury Systems MRCY Stock Holding History

Pier Capital’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 		$6.74M Sell
55,104
-902
-2% -$85.9K 0.89% 58
2026
Q1 		$4.08M Sell
56,006
-721
-1% -$62.8K 0.67% 74
2025
Q4 		$4.14M Sell
56,727
-2,840
-5% -$211K 0.66% 73
2025
Q3 		$4.61M Buy
+59,567
New +$3.7M 0.72% 71
2021
Q4 		– Sell
-208
Closed -$10K – 121
2021
Q3 		$10K Hold
208
– – ﹤0.01% 112
2021
Q2 		$14K Hold
208
– – ﹤0.01% 108
2021
Q1 		$15K Sell
208
-128,409
-100% -$9.28M ﹤0.01% 112
2020
Q4 		$11.3M Buy
128,617
+26,159
+26% +$1.99M 1.2% 21
2020
Q3 		$7.94M Buy
102,458
+17,932
+21% +$1.36M 1.16% 27
2020
Q2 		$6.65M Buy
84,526
+6,847
+9% +$561K 1.06% 49
2020
Q1 		$5.54M Sell
77,679
-32,114
-29% -$2.43M 1.23% 29
2019
Q4 		$7.59M Buy
109,793
+19,281
+21% +$1.39M 1.24% 29
2019
Q3 		$7.35M Sell
90,512
-16,248
-15% -$1.28M 1.24% 29
2019
Q2 		$7.51M Sell
106,760
-40,031
-27% -$2.78M 1.16% 39
2019
Q1 		$9.41M Buy
+146,791
New +$8.46M 1.46% 3
2018
Q2 		– Sell
-127,367
Closed -$6.15M – 118
2018
Q1 		$6.15M Sell
127,367
-35,536
-22% -$1.69M 1.05% 38
2017
Q4 		$8.37M Sell
162,903
-8,605
-5% -$442K 1.43% 4
2017
Q3 		$8.9M Sell
171,508
-52,222
-23% -$2.41M 1.54% 2
2017
Q2 		$9.42M Sell
223,730
-13,238
-6% -$520K 1.63% 1
2017
Q1 		$9.25M Sell
236,968
-29,253
-11% -$1.04M 1.58% 1
2016
Q4 		$8.04M Sell
266,221
-104,504
-28% -$2.97M 1.45% 4
2016
Q3 		$9.11M Sell
370,725
-24,579
-6% -$590K 1.62% 1
2016
Q2 		$9.83M Buy
395,304
+67,327
+21% +$1.45M 1.79% 1
2016
Q1 		$6.66M Sell
327,977
-33,765
-9% -$590K 1.28% 8
2015
Q4 		$6.64M Sell
361,742
-7,039
-2% -$128K 1.15% 27
2015
Q3 		$5.87M Buy
368,781
+1,999
+0.5% +$30.3K 0.96% 67
2015
Q2 		$5.37M Sell
366,782
-10,402
-3% -$151K 0.77% 88
2015
Q1 		$5.87M Buy
+377,184
New +$5.95M 0.88% 80

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

Pier Capital's MRCY Position: Q2 2026 in Review

Pier Capital reduced its Mercury Systems (MRCY) stake by 1.6% in Q2 2026, selling an estimated $85.9K and leaving 55,104 shares worth $6.74M. The position accounts for 0.89% of the portfolio, ranked #58.

Pier Capital first reported a position in MRCY in Q1 2015 and has held it in 28 quarters since. The position peaked at $11.3M in Q4 2020. 392 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • Pier Capital held 55,104 shares of Mercury Systems worth $6.74M as of Q2 2026.
  • Pier Capital sold 902 Mercury Systems shares in Q2 2026, an estimated $85.9K.
  • Mercury Systems made up 0.89% of Pier Capital's portfolio in Q2 2026, its #58 holding.
  • Pier Capital first reported a position in Mercury Systems in Q1 2015 and has held it in 28 quarters since.
  • Pier Capital's Mercury Systems position peaked at $11.3M in Q4 2020.
  • 392 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Pier Capital's 13F filing for Q2 2026, filed 5 Aug 2026.