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Mirion Technologies

229 hedge funds and large institutions have $2.76B invested in Mirion Technologies in 2025 Q1 according to their latest regulatory filings, with 46 funds opening new positions, 92 increasing their positions, 67 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
229
Holders Change
+6
Holders Change %
+2.69%
% of All Funds
3.11%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.1%
New
46
Increased
92
Reduced
67
Closed
37
Calls
$17M
Puts
$689K
Net Calls
+$16.3M
Net Calls Change
-$19.6M
Name Holding Trade Value Shares
Change
Shares
Change %
AAM
26
ACK Asset Management
Connecticut
$23.5M -$2.85M -196,644 -11%
UBS Group
27
UBS Group
Switzerland
$21.7M -$714K -49,275 -3%
NL
28
Nuveen LLC
North Carolina
$20.1M +$20.1M +1,388,424 New
C
29
Chescapmanager
Maryland
$19.3M
SAM
30
Silvercrest Asset Management
New York
$19M +$4.96M +342,399 +35%
Morgan Stanley
31
Morgan Stanley
New York
$17.7M +$2.51M +173,257 +17%
Schroder Investment Management Group
32
Schroder Investment Management Group
United Kingdom
$16.4M +$6.55M +447,587 +66%
Victory Capital Management
33
Victory Capital Management
Texas
$14.6M +$14.2M +977,221 +3,557%
MCM
34
Masters Capital Management
Georgia
$14.5M
SIC
35
Schwartz Investment Counsel
Michigan
$13.8M -$5.73M -395,000 -29%
PC
36
Pier Capital
Connecticut
$13.7M +$4.11M +283,523 +43%
Rockefeller Capital Management
37
Rockefeller Capital Management
New York
$13.6M +$13.6M +938,237 New
Jennison Associates
38
Jennison Associates
New York
$13.5M +$6.05M +417,553 +81%
Citadel Advisors
39
Citadel Advisors
Florida
$13.2M +$11.6M +798,015 +717%
SPPAM
40
Summit Partners Public Asset Management
Massachusetts
$13M +$13M +896,000 New
EA
41
Emerald Advisers
Pennsylvania
$12.8M +$3.95M +272,098 +45%
ACM
42
Arosa Capital Management
Florida
$12.6M +$5.44M +375,261 +76%
Fidelity International
43
Fidelity International
Bermuda
$11.8M -$17.4M -1,200,000 -60%
SBH
44
Segall Bryant & Hamill
Illinois
$10.3M +$3.43M +236,766 +50%
Bank of New York Mellon
45
Bank of New York Mellon
New York
$9.7M +$112K +7,709 +1%
RA
46
Royce & Associates
New York
$9.7M +$3.13M +215,643 +48%
Qube Research & Technologies (QRT)
47
Qube Research & Technologies (QRT)
United Kingdom
$9.43M +$2.52M +174,088 +37%
Renaissance Technologies
48
Renaissance Technologies
New York
$9.33M +$7.23M +498,686 +344%
GI
49
GAMCO Investors
Connecticut
$8.59M -$109K -7,507 -1%
Allspring Global Investments
50
Allspring Global Investments
North Carolina
$8.55M +$1.08M +75,408 +14%