CIBC World Markets’s Mercury Systems MRCY Stock Holding History

CIBC World Markets’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
2025 Q4	$252K	Buy	+3,445	New	+$256K	﹤0.01%	1025
2025 Q2	$346K	Sell	6,416 -5,124	-44%	-$250K	﹤0.01%	1036
2025 Q1	$497K	Buy	11,540 +6,674	+137%	+$292K	﹤0.01%	1011
2024 Q4	$204K	Buy	+4,866	New	+$186K	﹤0.01%	1120
2022 Q1	–	Sell	-80,000	Closed	-$4.41M	–	645
2021 Q4	$4.41M	Buy	+80,000	New	+$4.05M	0.02%	276
2021 Q2	–	Sell	-6,028	Closed	-$426K	–	822
2021 Q1	$426K	Buy	+6,028	New	+$436K	﹤0.01%	875

Other funds holding MRCY

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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

CCA

Conestoga Capital Advisors Wayne, Pennsylvania $5.01B AUM 6.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

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

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

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

CIBC World Markets's MRCY Position: Q4 2025 in Review

CIBC World Markets opened a new position in Mercury Systems (MRCY) in Q4 2025: 3,445 shares worth $252K. The stake represents ﹤0.01% of the portfolio and ranks #1025 among its holdings. This is a return to the name: CIBC World Markets previously reported a position in MRCY as recently as Q2 2025.

CIBC World Markets first reported a position in MRCY in Q1 2021 and has held it in 6 quarters since. The position peaked at $4.41M in Q4 2021. 345 funds tracked by Wall St. Rank hold MRCY as of Q4 2025.

CIBC World Markets held 3,445 shares of Mercury Systems worth $252K as of Q4 2025.
Mercury Systems was a new CIBC World Markets position in Q4 2025.
Mercury Systems made up ﹤0.01% of CIBC World Markets's portfolio in Q4 2025, its #1025 holding.
CIBC World Markets first reported a position in Mercury Systems in Q1 2021 and has held it in 6 quarters since.
CIBC World Markets's Mercury Systems position peaked at $4.41M in Q4 2021.
345 funds tracked by Wall St. Rank held Mercury Systems as of Q4 2025.

Based on CIBC World Markets's 13F filing for Q4 2025, filed 12 Feb 2026.