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Mirion Technologies
MIR

Overview Fund Activity

299 hedge funds and large institutions have $4.46B invested in Mirion Technologies in 2025 Q2 according to their latest regulatory filings, with 100 funds opening new positions, 115 increasing their positions, 62 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
299
Holders Change
+70
Holders Change %
+30.57%
% of All Funds
4.01%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.08%
New
100
Increased
115
Reduced
62
Closed
29
Calls
$72.9M
Puts
$50.8M
Net Calls
+$22.1M
Net Calls Change
+$5.79M

Top Buyers

1
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$82.5M
2
Invesco
2
Invesco
Georgia
$56.3M
3
DCM
3
Driehaus Capital Management
Illinois
$43.2M
4
Royal Bank of Canada
4
Royal Bank of Canada
Ontario, Canada
$36.9M
5
Loomis, Sayles & Company
5
Loomis, Sayles & Company
Massachusetts
$34.3M

Top Sellers

1
MC
1
Maverick Capital
Texas
$114M
2
Swedbank
2
Swedbank
Sweden
$88.8M
3
William Blair Investment Management
3
William Blair Investment Management
Illinois
$21.7M
4
ACM
4
Arosa Capital Management
Florida
$3.88M
5
MCM
5
Masters Capital Management
Georgia
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Mirae Asset Global ETFs Holdings
126
Mirae Asset Global ETFs Holdings
Hong Kong
$2.48M -$164K -7,630 -6%
Manulife (Manufacturers Life Insurance)
127
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.41M -$123K -5,722 -5%
PAMP
128
Polar Asset Management Partners
Ontario, Canada
$2.31M +$2.31M +107,498 New
State of New Jersey Common Pension Fund D
129
State of New Jersey Common Pension Fund D
New Jersey
$2.28M -$449K -20,876 -16%
TIAM
130
TT International Asset Management
United Kingdom
$2.27M +$930K +43,205 +69%
Creative Planning
131
Creative Planning
Kansas
$2.26M +$1.03M +47,648 +83%
Capstone Investment Advisors
132
Capstone Investment Advisors
New York
$2.25M +$2.25M +104,350 New
Connor, Clark & Lunn Investment Management (CC&L)
133
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$2.2M +$2.2M +102,225 New
CC
134
Centiva Capital
New York
$2.07M +$2.07M +96,267 New
BFM
135
Boothbay Fund Management
New York
$2.06M +$2.06M +95,790 New
SAG
136
Susquehanna Advisors Group
Pennsylvania
$1.97M +$1.97M +91,689 New
WAM
137
Wolverine Asset Management
Illinois
$1.93M +$892K +41,452 +86%
SCM
138
Sandler Capital Management
New York
$1.92M -$1.99M -92,431 -51%
AC
139
Aristeia Capital
Connecticut
$1.85M +$1.85M +86,002 New
SCM
140
Sterling Capital Management
North Carolina
$1.77M -$56.4K -2,620 -3%
Walleye Capital
141
Walleye Capital
New York
$1.77M -$4.4M -204,323 -71%
Daiwa Securities Group
142
Daiwa Securities Group
Japan
$1.63M +$1.63M +75,700 New
SG Americas Securities
143
SG Americas Securities
New York
$1.62M +$1.21M +56,385 +296%
JCIA
144
Jackson Creek Investment Advisors
Colorado
$1.59M +$1.59M +74,000 New
SFM
145
Soros Fund Management
New York
$1.54M +$1.54M +71,700 New
YIH
146
Y-Intercept (HK)
Hong Kong
$1.53M +$1.53M +71,014 New
WAM
147
Weiss Asset Management
Massachusetts
$1.44M +$1.44M +66,910 New
Bank of Montreal
148
Bank of Montreal
Ontario, Canada
$1.41M +$1.41M +65,640 New
SLI
149
Sumitomo Life Insurance
Japan
$1.39M +$900K +41,819 +184%
RFA
150
Register Financial Advisors
Georgia
$1.37M +$743K +34,500 +118%
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