Calamos Advisors’s Mercury Systems MRCY Stock Holding History

Calamos Advisors’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	$5.21M	Sell	42,608 -13,871	-25%	-$1.32M	0.02%	540
2026 Q1	$4.12M	Buy	56,479 +6,635	+13%	+$578K	0.01%	588
2025 Q4	$3.64M	Sell	49,844 -4,189	-8%	-$312K	0.01%	564
2025 Q3	$4.18M	Sell	54,033 -921	-2%	-$57.3K	0.02%	558
2025 Q2	$2.96M	Buy	54,954 +35,270	+179%	+$1.72M	0.01%	603
2025 Q1	$848K	Buy	+19,684	New	+$862K	﹤0.01%	665
2020 Q3	–	Sell	-17,778	Closed	-$1.4M	–	732
2020 Q2	$1.4M	Sell	17,778 -36,282	-67%	-$2.97M	0.01%	611
2020 Q1	$3.86M	Sell	54,060 -28,775	-35%	-$2.18M	0.03%	448
2019 Q4	$5.72M	Buy	82,835 +8,268	+11%	+$596K	0.03%	501
2019 Q3	$6.05M	Sell	74,567 -14,623	-16%	-$1.16M	0.03%	466
2019 Q2	$6.27M	Buy	+89,190	New	+$6.19M	0.03%	453

Other funds holding MRCY

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

CCA

Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return

Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

Emerald Advisers Leola, Pennsylvania $4.25B AUM 141.71% 1-Year Est. Return

EMFAT

Emerald Mutual Fund Advisers Trust Leola, Pennsylvania $2.85B AUM 140.52% 1-Year Est. Return

Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

Calamos Advisors's MRCY Position: Q2 2026 in Review

Calamos Advisors reduced its Mercury Systems (MRCY) stake by 25% in Q2 2026, selling an estimated $1.32M and leaving 42,608 shares worth $5.21M. The position accounts for 0.02% of the portfolio, ranked #540.

Calamos Advisors first reported a position in MRCY in Q2 2019 and has held it in 11 quarters since. The position peaked at $6.27M in Q2 2019. 173 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

Calamos Advisors held 42,608 shares of Mercury Systems worth $5.21M as of Q2 2026.
Calamos Advisors sold 13,871 Mercury Systems shares in Q2 2026, an estimated $1.32M.
Mercury Systems made up 0.02% of Calamos Advisors's portfolio in Q2 2026, its #540 holding.
Calamos Advisors first reported a position in Mercury Systems in Q2 2019 and has held it in 11 quarters since.
Calamos Advisors's Mercury Systems position peaked at $6.27M in Q2 2019.
173 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.