Optiver Holding’s Mercury Systems MRCY Stock Holding History

Optiver Holding’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	–	Sell	-331	Closed	-$24.1K	–	2977
2026 Q1	$24.1K	Buy	+331	New	+$28.8K	﹤0.01%	1068
2025 Q4	–	Sell	-3,063	Closed	-$237K	–	2789
2025 Q3	$237K	Buy	3,063 +2,890	+1,671%	+$180K	﹤0.01%	602
2025 Q2	$9.32K	Buy	+173	New	+$8.43K	﹤0.01%	1024

Other funds holding MRCY

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 Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

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

Optiver Holding's MRCY Position: Q2 2026 in Review

Optiver Holding sold out of Mercury Systems (MRCY) in Q2 2026, closing a stake of 331 shares — an estimated $24.1K sold.

Optiver Holding first reported a position in MRCY in Q2 2025 and held it in 3 quarters. The position peaked at $237K in Q3 2025. 392 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

Optiver Holding reported no remaining Mercury Systems position as of Q2 2026 after selling out during the quarter.
Optiver Holding sold 331 Mercury Systems shares in Q2 2026, an estimated $24.1K.
Optiver Holding first reported a position in Mercury Systems in Q2 2025 and held it in 3 quarters.
Optiver Holding's Mercury Systems position peaked at $237K in Q3 2025.
392 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.