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Mirion Technologies

360 hedge funds and large institutions have $4.71B invested in Mirion Technologies in 2026 Q1 according to their latest regulatory filings, with 60 funds opening new positions, 136 increasing their positions, 131 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed

660% more call options, than puts

Call options by funds: $76.6M | Put options by funds: $10.1M

1.84% more ownership

Funds ownership: 101.77%103.61% (+1.8%)

5% more first-time investments, than exits

New positions opened: 60 | Existing positions closed: 57

4% more repeat investments, than reductions

Existing positions increased: 136 | Existing positions reduced: 131

0% more funds holding in top 10

Funds holding in top 10: 66 (0)

1% less funds holding

Funds holding: 365360 (-5)

20% less capital invested

Capital invested by funds: $5.91B → $4.71B (-$1.19B)

Holders
360
Holders Change
-5
Holders Change %
-1.37%
% of All Funds
4.43%
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.07%
New
60
Increased
136
Reduced
131
Closed
57
Calls
$76.6M
Puts
$10.1M
Net Calls
+$66.6M
Net Calls Change
-$122M
Name Holding Trade Value Shares
Change
Change in
Stake
GWM
351
Gilpin Wealth Management
Colorado
$298
HIA
352
HFM Investment Advisors
New Jersey
$279 -$68 -3 -17%
ACM
353
Anfield Capital Management
California
$260
IAIM
354
International Assets Investment Management
Florida
$224 +$271 +12 New
PWMG
355
Prestige Wealth Management Group
New Jersey
$205 +$248 +11 New
MPWT
356
MassMutual Private Wealth & Trust
Connecticut
$204 -$5.23K -232 -95%
VWM
357
Vermillion Wealth Management
Minnesota
$204 +$248 +11 New
PFBT
358
Parkside Financial Bank & Trust
Missouri
$186 -$2.35K -104 -91%
DF
359
Dunhill Financial
United Kingdom
$83
HFS
360
Hughes Financial Services
Virginia
$19 +$23 +1 New
HRCM
361
Hood River Capital Management
Florida
-$65.1M -2,780,137 Closed
DCM
362
Driehaus Capital Management
Illinois
-$53.8M -2,299,122 Closed
VNIM
363
Vaughan Nelson Investment Management
Texas
-$31.2M -1,332,550 Closed
Arrowstreet Capital
364
Arrowstreet Capital
Massachusetts
-$25.1M -1,071,340 Closed
SPPAM
365
Summit Partners Public Asset Management
Massachusetts
-$11.7M -500,000 Closed
TAM
366
Telemark Asset Management
Massachusetts
-$11.7M -500,000 Closed
CM
367
Castleark Management
Illinois
-$8.15M -348,130 Closed
GCM
368
Ghisallo Capital Management
Massachusetts
-$5.86M -250,000 Closed
MP
369
Munro Partners
Australia
-$5.22M -222,720 Closed
EI
370
EAM Investors
California
-$4.53M -193,324 Closed
LCG
371
Lisanti Capital Growth
New York
-$3.67M -156,740 Closed
SC
372
Sculptor Capital
New York
-$3.28M -140,000 Closed
HF
373
HRT Financial
New York
-$3.12M -138,182 Closed
CI Investments Inc
374
CI Investments Inc
Ontario, Canada
-$2.5M -106,612 Closed
NIM
375
NEOS Investment Management
Connecticut
-$2.46M -104,962 Closed