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Oppenheimer & Co’s Mercury Systems MRCY Stock Holding History

Oppenheimer & Co’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 		$1.06M Sell
14,550
-7,250
-33% -$631K 0.01% 839
2025
Q4 		$1.59M Sell
21,800
-8,218
-27% -$611K 0.02% 612
2025
Q3 		$2.32M Sell
30,018
-2,767
-8% -$172K 0.03% 552
2025
Q2 		$1.77M Sell
32,785
-405
-1% -$19.7K 0.02% 622
2025
Q1 		$1.43M Sell
33,190
-1,260
-4% -$55.2K 0.02% 656
2024
Q4 		$1.45M Sell
34,450
-5,078
-13% -$194K 0.02% 652
2024
Q3 		$1.46M Buy
39,528
+2,530
+7% +$89K 0.02% 652
2024
Q2 		$999K Sell
36,998
-225
-0.6% -$6.56K 0.02% 774
2024
Q1 		$1.1M Sell
37,223
-1,337
-3% -$40.3K 0.02% 709
2023
Q4 		$1.41M Sell
38,560
-1,539
-4% -$55.6K 0.03% 603
2023
Q3 		$1.49M Sell
40,099
-1,318
-3% -$48.6K 0.03% 548
2023
Q2 		$1.43M Buy
41,417
+1,829
+5% +$78.1K 0.03% 573
2023
Q1 		$2.02M Buy
39,588
+10,488
+36% +$530K 0.04% 446
2022
Q4 		$1.3M Buy
29,100
+6,750
+30% +$319K 0.03% 573
2022
Q3 		$907K Buy
+22,350
New +$1.17M 0.02% 692
2022
Q2 		– Sell
-3,200
Closed -$206K – 1498
2022
Q1 		$206K Sell
3,200
-16,100
-83% -$956K ﹤0.01% 1341
2021
Q4 		$1.06M Buy
19,300
+2,146
+13% +$109K 0.02% 755
2021
Q3 		$813K Buy
+17,154
New +$953K 0.02% 818

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

Oppenheimer & Co's MRCY Position: Q1 2026 in Review

Oppenheimer & Co reduced its Mercury Systems (MRCY) stake by 33% in Q1 2026, selling an estimated $631K and leaving 14,550 shares worth $1.06M. The position accounts for 0.01% of the portfolio, ranked #839.

Oppenheimer & Co first reported a position in MRCY in Q3 2021 and has held it in 18 quarters since. The position peaked at $2.32M in Q3 2025. 357 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

  • Oppenheimer & Co held 14,550 shares of Mercury Systems worth $1.06M as of Q1 2026.
  • Oppenheimer & Co sold 7,250 Mercury Systems shares in Q1 2026, an estimated $631K.
  • Mercury Systems made up 0.01% of Oppenheimer & Co's portfolio in Q1 2026, its #839 holding.
  • Oppenheimer & Co first reported a position in Mercury Systems in Q3 2021 and has held it in 18 quarters since.
  • Oppenheimer & Co's Mercury Systems position peaked at $2.32M in Q3 2025.
  • 357 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on Oppenheimer & Co's 13F filing for Q1 2026, filed 24 Apr 2026.