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Tower Research Capital (TRC)’s Mercury Systems MRCY Stock Holding History

Tower Research Capital (TRC)’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
Q1 		$425K Buy
5,824
+4,672
+406% +$407K 0.01% 1032
2025
Q4 		$84.1K Sell
1,152
-576
-33% -$42.8K ﹤0.01% 2058
2025
Q3 		$134K Sell
1,728
-4,766
-73% -$296K ﹤0.01% 1782
2025
Q2 		$350K Buy
6,494
+5,441
+517% +$265K 0.01% 1286
2025
Q1 		$45.4K Sell
1,053
-697
-40% -$30.5K ﹤0.01% 2291
2024
Q4 		$73.5K Sell
1,750
-5,598
-76% -$214K ﹤0.01% 2337
2024
Q3 		$272K Buy
7,348
+7,057
+2,425% +$248K 0.01% 1338
2024
Q2 		$7.85K Sell
291
-1,454
-83% -$42.4K ﹤0.01% 4419
2024
Q1 		$51.5K Sell
1,745
-2,253
-56% -$67.9K ﹤0.01% 2257
2023
Q4 		$146K Buy
3,998
+2,183
+120% +$78.8K ﹤0.01% 2341
2023
Q3 		$67.3K Sell
1,815
-16,872
-90% -$622K ﹤0.01% 2304
2023
Q2 		$646K Buy
18,687
+16,837
+910% +$719K 0.02% 807
2023
Q1 		$95K Sell
1,850
-72
-4% -$3.64K ﹤0.01% 1920
2022
Q4 		$86K Sell
1,922
-1,072
-36% -$50.7K ﹤0.01% 1952
2022
Q3 		$122K Sell
2,994
-1,967
-40% -$103K ﹤0.01% 2394
2022
Q2 		$319K Sell
4,961
-7,725
-61% -$461K 0.01% 1434
2022
Q1 		$818K Buy
12,686
+9,932
+361% +$590K 0.01% 874
2021
Q4 		$152K Buy
2,754
+643
+30% +$32.6K ﹤0.01% 1967
2021
Q3 		$100K Sell
2,111
-2,854
-57% -$159K ﹤0.01% 2399
2021
Q2 		$330K Buy
4,965
+2,808
+130% +$194K 0.01% 1511
2021
Q1 		$152K Sell
2,157
-9,940
-82% -$718K ﹤0.01% 2239
2020
Q4 		$1.06M Sell
12,097
-1,260
-9% -$95.7K 0.03% 490
2020
Q3 		$1.03M Sell
13,357
-918
-6% -$69.6K 0.01% 962
2020
Q2 		$1.12M Buy
+14,275
New +$1.17M 0.05% 450
2019
Q4 		– Sell
-342
Closed -$28K – 4071
2019
Q3 		$28K Buy
+342
New +$27K ﹤0.01% 2232
2018
Q4 		– Sell
-84
Closed -$5K – 4158
2018
Q3 		$5K Buy
+84
New +$4.07K ﹤0.01% 3125
2017
Q4 		– Sell
-4,915
Closed -$255K – 3819
2017
Q3 		$255K Buy
+4,915
New +$227K 0.02% 587
2017
Q1 		– Sell
-49
Closed -$1K – 3601
2016
Q4 		$1K Sell
49
-35
-42% -$994 ﹤0.01% 3625
2016
Q3 		$2K Sell
84
-374
-82% -$8.98K ﹤0.01% 3104
2016
Q2 		$11K Sell
458
-528
-54% -$11.4K ﹤0.01% 2734
2016
Q1 		$20K Buy
986
+886
+886% +$15.5K ﹤0.01% 1351
2015
Q4 		$2K Sell
100
-4,829
-98% -$87.5K ﹤0.01% 3766
2015
Q3 		$78K Buy
4,929
+1,934
+65% +$29.3K 0.01% 721
2015
Q2 		$44K Buy
2,995
+847
+39% +$12.3K ﹤0.01% 1471
2015
Q1 		$33K Buy
2,148
+2,134
+15,243% +$33.7K ﹤0.01% 1829
2014
Q4 		$0 Sell
14
-2,278
-99% -$29.2K ﹤0.01% 4428
2014
Q3 		$25K Buy
2,292
+1,642
+253% +$18.5K ﹤0.01% 2119
2014
Q2 		$7K Buy
+650
New +$8.12K ﹤0.01% 2624
2014
Q1 		– Sell
-338
Closed -$4K – 4737
2013
Q4 		$4K Sell
338
-226
-40% -$2.26K ﹤0.01% 3684
2013
Q3 		$6K Buy
564
+165
+41% +$1.56K ﹤0.01% 3555
2013
Q2 		$4K Buy
+399
New +$3.45K ﹤0.01% 3092

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

Tower Research Capital (TRC)'s MRCY Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its Mercury Systems (MRCY) stake by 406% in Q1 2026, buying an estimated $407K and bringing the position to 5,824 shares worth $425K. The position accounts for 0.01% of the portfolio, ranked #1032.

Tower Research Capital (TRC) first reported a position in MRCY in Q2 2013 and has held it in 41 quarters since. The position peaked at $1.12M in Q2 2020. 356 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

  • Tower Research Capital (TRC) held 5,824 shares of Mercury Systems worth $425K as of Q1 2026.
  • Tower Research Capital (TRC) bought 4,672 Mercury Systems shares in Q1 2026, an estimated $407K.
  • Mercury Systems made up 0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #1032 holding.
  • Tower Research Capital (TRC) first reported a position in Mercury Systems in Q2 2013 and has held it in 41 quarters since.
  • Tower Research Capital (TRC)'s Mercury Systems position peaked at $1.12M in Q2 2020.
  • 356 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.