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Mirion Technologies
MIR

Overview Fund Activity

223 hedge funds and large institutions have $3.36B invested in Mirion Technologies in 2024 Q4 according to their latest regulatory filings, with 74 funds opening new positions, 82 increasing their positions, 55 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
223
Holders Change
+47
Holders Change %
+26.7%
% of All Funds
2.97%
Holding in Top 10
6
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+100%
% of All Funds
0.08%
New
74
Increased
82
Reduced
55
Closed
23
Calls
$38.1M
Puts
$2.1M
Net Calls
+$36M
Net Calls Change
+$36.5M

Top Buyers

1
MC
1
Maverick Capital
Texas
$108M
2
Arrowstreet Capital
2
Arrowstreet Capital
Massachusetts
$73.6M
3
Brown Advisory
3
Brown Advisory
Maryland
$66.5M
4
William Blair Investment Management
4
William Blair Investment Management
Illinois
$53.1M
5
AIM
5
Artemis Investment Management
United Kingdom
$38.2M

Top Sellers

1
Goldman Sachs
1
Goldman Sachs
New York
$155M
2
Swedbank
2
Swedbank
Sweden
$106M
3
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$65.6M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$2.46M
5
AAM
5
ACK Asset Management
Connecticut
$31.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
AAM
26
ACK Asset Management
Connecticut
$31.7M -$42.4M -2,431,300 -57%
Charles Schwab
27
Charles Schwab
California
$27.9M +$692K +39,635 +3%
UBS Group
28
UBS Group
Switzerland
$27M +$15.7M +902,024 +140%
Nuveen Asset Management
29
Nuveen Asset Management
Illinois
$23.9M +$10.1M +577,620 +73%
SIC
30
Schwartz Investment Counsel
Michigan
$23.5M -$2.97M -170,000 -11%
C
31
Chescapmanager
Maryland
$23.2M +$5M +286,494 +28%
Morgan Stanley
32
Morgan Stanley
New York
$18.3M +$3.13M +179,618 +21%
MCM
33
Masters Capital Management
Georgia
$17.5M +$17.5M +1,000,000 New
Raymond James Financial
34
Raymond James Financial
Florida
$17.2M +$17.2M +983,610 New
SAM
35
Silvercrest Asset Management
New York
$16.9M +$16.9M +968,561 New
GF
36
Greenhouse Funds
Maryland
$12.2M +$12.2M +700,623 New
Schroder Investment Management Group
37
Schroder Investment Management Group
United Kingdom
$11.8M +$11.8M +675,084 New
Bank of New York Mellon
38
Bank of New York Mellon
New York
$11.5M +$231K +13,248 +2%
CI Investments Inc
39
CI Investments Inc
Ontario, Canada
$11.5M +$11.5M +659,720 New
PC
40
Pier Capital
Connecticut
$11.5M +$11.5M +657,957 New
EA
41
Emerald Advisers
Pennsylvania
$10.6M +$10.6M +607,991 New
GI
42
GAMCO Investors
Connecticut
$10.5M -$613K -35,136 -6%
JPMorgan Chase & Co
43
JPMorgan Chase & Co
New York
$10.4M +$6.59M +377,915 +172%
SCM
44
Sandler Capital Management
New York
$9.99M +$3.97M +227,451 +66%
GF
45
Gabelli Funds
New York
$9.71M -$1.05M -60,000 -10%
Jennison Associates
46
Jennison Associates
New York
$8.97M +$851K +48,761 +10%
Allspring Global Investments
47
Allspring Global Investments
North Carolina
$8.81M +$8.27M +488,790 +1,532%
TAM
48
Telemark Asset Management
Massachusetts
$8.73M +$1.75M +100,000 +25%
ACM
49
Arosa Capital Management
Florida
$8.6M +$8.6M +493,000 New
Invesco
50
Invesco
Georgia
$8.56M +$3.95M +226,566 +86%
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