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Mercury Systems
MRCY

Overview Fund Activity

281 hedge funds and large institutions have $3.5B invested in Mercury Systems in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 116 increasing their positions, 74 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
281
Holders Change
+29
Holders Change %
+11.51%
% of All Funds
3.77%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
54
Increased
116
Reduced
74
Closed
22
Calls
$6.47M
Puts
$4.53M
Net Calls
+$1.94M
Net Calls Change
+$2.25M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$52.2M
2
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
$53.5M
3
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$29.8M
4
EA
Emerald Advisers
Pennsylvania
$24.6M
5
SAM
Silvercrest Asset Management
New York
$20.9M

Top Sellers

1
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
$294K
2
William Blair Investment Management
William Blair Investment Management
Illinois
$253M
3
BlackRock
BlackRock
New York
$444M
4
Marshall Wace
Marshall Wace
United Kingdom
$3.66M
5
SCM
Scopia Capital Management
New York
$24.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
M&T Bank
126
M&T Bank
New York
$1.12M -$84.6K -1,572 -7%
State of Tennessee, Department of Treasury
127
State of Tennessee, Department of Treasury
Tennessee
$1.12M +$158K +2,926 +16%
Janus Henderson Group
128
Janus Henderson Group
United Kingdom
$1.1M -$194K -3,600 -15%
Ensign Peak Advisors
129
Ensign Peak Advisors
Utah
$1.08M – – –
OCM
130
One Capital Management
California
$1.07M +$1.07M +19,929 New
Stifel Financial
131
Stifel Financial
Missouri
$1.03M +$674K +12,516 +188%
YCM
132
Yousif Capital Management
Michigan
$1.02M +$6.46K +120 +0.6%
TRSOTSOK
133
Teachers Retirement System of the State of Kentucky
Kentucky
$973K -$84.7K -1,573 -8%
Mackenzie Financial
134
Mackenzie Financial
Ontario, Canada
$961K +$107K +1,992 +13%
Franklin Resources
135
Franklin Resources
California
$954K +$954K +17,710 New
New York State Common Retirement Fund
136
New York State Common Retirement Fund
New York
$876K – – –
Envestnet Asset Management
137
Envestnet Asset Management
Illinois
$867K +$44.3K +822 +5%
Creative Planning
138
Creative Planning
Kansas
$853K +$305K +5,669 +56%
HWAM
139
Hennion & Walsh Asset Management
New Jersey
$851K +$288K +5,340 +51%
SG Americas Securities
140
SG Americas Securities
New York
$804K -$517K -9,585 -39%
BC
141
Bayforest Capital
United Kingdom
$799K +$799K +14,836 New
MSRPS
142
Maryland State Retirement & Pension System
Maryland
$798K – – –
ASRS
143
Arizona State Retirement System
Arizona
$796K +$14.8K +274 +2%
AB
144
Amalgamated Bank
New York
$780K +$1.94K +36 +0.2%
EGM
145
Engineers Gate Manager
New York
$769K +$769K +14,279 New
State Board of Administration of Florida Retirement System
146
State Board of Administration of Florida Retirement System
Florida
$769K – – –
CIM
147
CIM Investment Management
Pennsylvania
$757K +$380K +7,943 +101%
GCP
148
GSA Capital Partners
United Kingdom
$747K +$747K +13,872 New
CAPTRUST Financial Advisors
149
CAPTRUST Financial Advisors
North Carolina
$746K +$746K +13,846 New
Rafferty Asset Management
150
Rafferty Asset Management
New York
$709K +$77.7K +1,443 +12%
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