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Mercury Systems
MRCY

Overview Fund Activity

279 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, 114 increasing their positions, 74 reducing their positions, and 22 closing their positions.

Holders
279
Holders Change
+27
Holders Change %
+10.71%
% of All Funds
3.75%
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
114
Reduced
74
Closed
22
Calls
$4.88M
Puts
$2.93M
Net Calls
+$1.95M
Net Calls Change
+$2.25M

Top Buyers

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

Top Sellers

1
Fuller & Thaler Asset Management
1
Fuller & Thaler Asset Management
California
$294K
2
William Blair Investment Management
2
William Blair Investment Management
Illinois
$253M
3
BlackRock
3
BlackRock
New York
$444M
4
Marshall Wace
4
Marshall Wace
United Kingdom
$3.66M
5
SCM
5
Scopia Capital Management
New York
$24.1M
Name Market Value Shares Shares
Change 		Shares
Change %
Select Equity Group
76
Select Equity Group
New York
$4.51M 83,770 +65,219 +352%
RHJA
77
Rice Hall James & Associates
California
$4M 74,199 +27,961 +60%
D.E. Shaw & Co
78
D.E. Shaw & Co
New York
$3.93M 72,924 -18,572 -20%
GLA
79
Great Lakes Advisors
Illinois
$3.74M 69,485 +69,485 New
Marshall Wace
80
Marshall Wace
United Kingdom
$3.66M 67,916 -468,247 -87%
State of Wisconsin Investment Board
81
State of Wisconsin Investment Board
Wisconsin
$3.29M 61,115 -864 -1%
New York State Teachers Retirement System (NYSTRS)
82
New York State Teachers Retirement System (NYSTRS)
New York
$3.23M 59,911 – –
AllianceBernstein
83
AllianceBernstein
Tennessee
$3.22M 59,745 -5,799 -9%
ZBNA
84
Zions Bancorporation, National Association
Utah
$3.14M 58,286 +3,557 +6%
KHCM
85
Kettle Hill Capital Management
New York
$3.12M 57,905 +57,905 New
BMSSC
86
B. Metzler seel. Sohn & Co
Germany
$3.12M 57,891 -18,610 -24%
Cerity Partners
87
Cerity Partners
New York
$3.1M 57,552 +218 +0.4%
Natixis Advisors
88
Natixis Advisors
Massachusetts
$3.09M 57,347 +30,705 +115%
Calamos Advisors
89
Calamos Advisors
Illinois
$2.96M 54,954 +35,270 +179%
Wells Fargo
90
Wells Fargo
California
$2.73M 50,761 +5,624 +12%
NICM
91
Neo Ivy Capital Management
New York
$2.73M 50,632 +50,632 New
ACM
92
Archon Capital Management
Washington
$2.67M 49,600 +49,600 New
California State Teachers Retirement System (CalSTRS)
93
California State Teachers Retirement System (CalSTRS)
California
$2.52M 46,848 +416 +0.9%
Squarepoint
94
Squarepoint
New York
$2.47M 45,871 +36,807 +406%
T. Rowe Price Associates
95
T. Rowe Price Associates
Maryland
$2.37M 43,988 +3,042 +7%
GAM
96
Gotham Asset Management
New York
$2.3M 42,769 +14,747 +53%
Canada Life
97
Canada Life
Manitoba, Canada
$2.29M 42,446 -1,379 -3%
MNBTD
98
Moody National Bank Trust Division
Texas
$2.21M 41,014 – –
Deutsche Bank
99
Deutsche Bank
Germany
$2.17M 40,304 -15,930 -28%
IIM
100
Ironwood Investment Management
Massachusetts
$2.14M 39,670 -1,194 -3%
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