Walleye Capital’s Mercury Systems MRCY Stock Holding History

Walleye 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 Q1	$163K	Sell	2,240 -86	-4%	-$7.49K	﹤0.01%	3448
2025 Q4	$170K	Sell	2,326 -439	-16%	-$32.7K	﹤0.01%	3626
2025 Q3	$214K	Buy	+2,765	New	+$172K	﹤0.01%	3272
2024 Q4	–	Sell	-1,703	Closed	-$63K	–	5288
2024 Q3	$63K	Sell	1,703 -7,837	-82%	-$276K	﹤0.01%	4564
2024 Q2	$257K	Buy	9,540 +7,687	+415%	+$224K	﹤0.01%	4107
2024 Q1	$54.7K	Buy	1,853 +552	+42%	+$16.6K	﹤0.01%	4649
2023 Q4	$47.6K	Buy	+1,301	New	+$47K	﹤0.01%	4317
2023 Q3	–	Sell	-22,679	Closed	-$837K	–	5159
2023 Q2	$784K	Buy	+22,679	New	+$969K	﹤0.01%	2057
2022 Q1	–	Sell	-8,057	Closed	-$444K	–	2471
2021 Q4	$444K	Sell	8,057 -11,656	-59%	-$590K	0.01%	1052
2021 Q3	$935	Buy	+19,713	New	+$1.1M	0.03%	477
2021 Q2	–	Sell	-2,830	Closed	-$200	–	1452
2021 Q1	$200	Buy	+2,830	New	+$205K	0.01%	933
2019 Q3	–	Sell	-250	Closed	-$19.8K	–	2126
2019 Q2	$18K	Buy	+250	New	+$17.3K	﹤0.01%	1542

Other funds holding MRCY

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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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 Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Walleye Capital's MRCY Position: Q1 2026 in Review

Walleye Capital reduced its Mercury Systems (MRCY) stake by 3.7% in Q1 2026, selling an estimated $7.49K and leaving 2,240 shares worth $163K. The position accounts for ﹤0.01% of the portfolio, ranked #3448.

Walleye Capital first reported a position in MRCY in Q2 2019 and has held it in 12 quarters since. The position peaked at $784K in Q2 2023. 356 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

Walleye Capital held 2,240 shares of Mercury Systems worth $163K as of Q1 2026.
Walleye Capital sold 86 Mercury Systems shares in Q1 2026, an estimated $7.49K.
Mercury Systems made up ﹤0.01% of Walleye Capital's portfolio in Q1 2026, its #3448 holding.
Walleye Capital first reported a position in Mercury Systems in Q2 2019 and has held it in 12 quarters since.
Walleye Capital's Mercury Systems position peaked at $784K in Q2 2023.
356 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on Walleye Capital's 13F filing for Q1 2026, filed 11 May 2026.