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Mirion Technologies

363 hedge funds and large institutions have $5.91B invested in Mirion Technologies in 2025 Q4 according to their latest regulatory filings, with 81 funds opening new positions, 146 increasing their positions, 94 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

0% more funds holding in top 10

Funds holding in top 10: 66 (0)

0% less capital invested

Capital invested by funds: $5.93B → $5.91B (-$24.9M)

10.16% less ownership

Funds ownership: 111.91%101.75% (-10%)

Holders
363
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$206M
Puts
$16.9M
Net Calls
Net Calls Change

Top Buyers

1 +$61.2M
2 +$44.1M
3 +$42.8M
4
JP Morgan Chase
JP Morgan Chase
New York
+$35.7M
5
Citadel Advisors
Citadel Advisors
Florida
+$35.7M
Name Holding Trade Value Shares
Change
Change in
Stake
Calamos Advisors
201
Calamos Advisors
Illinois
$742K
SA
202
Sanctuary Advisors
Indiana
$707K
MOACM
203
Mutual of America Capital Management
New York
$663K
LCM
204
Laurion Capital Management
New York
$660K
Public Employees Retirement Association of Colorado
205
Public Employees Retirement Association of Colorado
Colorado
$645K
CAPTRUST Financial Advisors
206
CAPTRUST Financial Advisors
North Carolina
$591K
VanEck Associates
207
VanEck Associates
New York
$589K
Twin Tree Management
208
Twin Tree Management
Texas
$589K
TMC
209
Themes Management Co
Connecticut
$579K
PFM
210
Premier Fund Managers
United Kingdom
$560K
SQA
211
Simon Quick Advisors
New Jersey
$559K
Janney Montgomery Scott
212
Janney Montgomery Scott
Pennsylvania
$524K
Russell Investments Group
213
Russell Investments Group
United Kingdom
$517K
HT
214
Headlands Technologies
Illinois
$491K
SO
215
STRS Ohio
Ohio
$485K
Vontobel Holding
216
Vontobel Holding
Switzerland
$470K
MIP
217
Marietta Investment Partners
Wisconsin
$467K
AIP
218
Ameritas Investment Partners
Nebraska
$465K
Cetera Investment Advisers
219
Cetera Investment Advisers
Illinois
$462K
Wealth Enhancement Advisory Services
220
Wealth Enhancement Advisory Services
Minnesota
$450K
BAM
221
Blueshift Asset Management
New Jersey
$441K
X
222
Xponance
Pennsylvania
$441K
PNC Financial Services Group
223
PNC Financial Services Group
Pennsylvania
$428K
SI
224
SCP Investment
California
$422K
Toronto Dominion Bank
225
Toronto Dominion Bank
Ontario, Canada
$416K