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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 %
BlackRock
1
BlackRock
New York
$444M -$28.1M -521,809 -6%
JPM
2
JANA Partners Management
New York
$364M -$10.1M -188,152 -3%
Vanguard Group
3
Vanguard Group
Pennsylvania
$297M +$493K +9,152 +0.2%
William Blair Investment Management
4
William Blair Investment Management
Illinois
$253M -$36.4M -676,515 -13%
State Street
5
State Street
Massachusetts
$175M +$14M +259,388 +9%
CCA
6
Conestoga Capital Advisors
Pennsylvania
$138M +$16.2M +300,749 +13%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$98.6M -$11.5M -212,842 -10%
Victory Capital Management
8
Victory Capital Management
Texas
$94.9M +$1.43M +26,510 +2%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$68.1M +$28.8K +535 +0%
BAMCO Inc
10
BAMCO Inc
New York
$66.5M +$2.09M +38,755 +3%
Fidelity Investments
11
Fidelity Investments
Massachusetts
$63M +$17.8M +330,952 +39%
Goldman Sachs
12
Goldman Sachs
New York
$56.9M +$10.9M +201,473 +24%
Neuberger Berman Group
13
Neuberger Berman Group
New York
$56.9M -$372K -6,918 -0.7%
SBH
14
Segall Bryant & Hamill
Illinois
$53.8M -$1.42M -26,437 -3%
Loomis, Sayles & Company
15
Loomis, Sayles & Company
Massachusetts
$53.5M +$40.8M +757,216 +322%
T. Rowe Price Investment Management
16
T. Rowe Price Investment Management
Maryland
$52.2M +$52.2M +968,815 New
SCM
17
Snyder Capital Management
California
$51.6M -$9.17M -170,245 -15%
Morgan Stanley
18
Morgan Stanley
New York
$50M +$20.8M +385,331 +71%
First Trust Advisors
19
First Trust Advisors
Illinois
$42.1M -$8.78M -163,016 -17%
Royal Bank of Canada
20
Royal Bank of Canada
Ontario, Canada
$41.3M +$199K +3,692 +0.5%
Fisher Asset Management
21
Fisher Asset Management
Washington
$38.9M +$21.3K +395 +0.1%
VanEck Associates
22
VanEck Associates
New York
$38.2M +$6.71M +124,562 +21%
Charles Schwab
23
Charles Schwab
California
$34.5M -$1.69M -31,418 -5%
Invesco
24
Invesco
Georgia
$31.4M -$1.45M -26,980 -4%
Lord, Abbett & Co
25
Lord, Abbett & Co
New Jersey
$29.8M +$29.8M +552,646 New
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