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Mirion Technologies
MIR

121 hedge funds and large institutions have $1.29B invested in Mirion Technologies in 2022 Q3 according to their latest regulatory filings, with 19 funds opening new positions, 44 increasing their positions, 36 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

383% more call options, than puts

Call options by funds: $9.41M | Put options by funds: $1.95M

58% more first-time investments, than exits

New positions opened: 19 | Existing positions closed: 12

40% more capital invested

Capital invested by funds: $922M → $1.29B (+$366M)

33% more funds holding in top 10

Funds holding in top 10: 3 → 4 (+1)

22% more repeat investments, than reductions

Existing positions increased: 44 | Existing positions reduced: 36

5.97% more ownership

Funds ownership: 80.18% → 86.15% (+6%)

5% more funds holding

Funds holding: 115 → 121 (+6)

Holders
121
Holders Change
+6
Holders Change %
+5.22%
% of All Funds
2.08%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.07%
New
19
Increased
44
Reduced
36
Closed
12
Calls
$9.41M
Puts
$1.95M
Net Calls
+$7.46M
Net Calls Change
+$3.27M

Top Buyers

1
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$75.7M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$12.4M
3
Swedbank
Swedbank
Sweden
+$5.29M
4
ACH
ArrowMark Colorado Holdings
Colorado
+$4.95M
5
PCP
P2 Capital Partners
New York
+$3.84M

Top Sellers

1
Fidelity International
Fidelity International
Bermuda
-$7.2M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$6.52M
3
SIG
Senator Investment Group
New York
-$5.11M
4
BAMCO Inc
BAMCO Inc
New York
-$4.48M
5
Goldman Sachs
Goldman Sachs
New York
-$3.82M
Name Holding Trade Value Shares
Change 		Change in
Stake
RCM
26
Ratan Capital Management
Florida
$6M -$1.54M -219,023 -21%
GF
27
Gabelli Funds
New York
$5.75M +$1.11M +157,000 +26%
CC
28
Clearline Capital
New York
$5.69M -$774K -109,844 -13%
CC
29
Carlson Capital
Texas
$5.6M -$176K -25,000 -3%
Lord, Abbett & Co
30
Lord, Abbett & Co
New Jersey
$4.67M – – –
BAMCO Inc
31
BAMCO Inc
New York
$4.17M -$4.48M -635,600 -53%
PCM
32
Pentwater Capital Management
Florida
$4.11M -$176K -25,000 -4%
Bank of New York Mellon
33
Bank of New York Mellon
New York
$4.01M +$357K +50,692 +10%
ICM
34
Ionic Capital Management
New York
$3.88M +$141K +20,000 +4%
RC
35
Roubaix Capital
Colorado
$3.77M +$1.04M +147,037 +41%
AG
36
Artal Group
Luxembourg
$3.73M – – –
N
37
Nuveen
North Carolina
$3.57M -$85.6K -12,156 -2%
Hudson Bay Capital Management
38
Hudson Bay Capital Management
Connecticut
$2.47M +$2.05M +291,392 +747%
ICM
39
Invenomic Capital Management
Massachusetts
$2.45M +$2.31M +328,310 New
Swiss National Bank
40
Swiss National Bank
Switzerland
$2.28M – – –
AR
41
Advisory Research
Illinois
$1.71M -$14.3K -2,035 -0.9%
RhumbLine Advisers
42
RhumbLine Advisers
Massachusetts
$1.55M +$92.3K +13,113 +7%
GI
43
GAMCO Investors
Connecticut
$1.55M +$267K +37,854 +22%
RCAP
44
Resolute Capital Asset Partners
Colorado
$1.5M +$1.42M +201,176 New
Russell Investments Group
45
Russell Investments Group
United Kingdom
$1.49M +$515K +73,168 +58%
Balyasny Asset Management
46
Balyasny Asset Management
Illinois
$1.46M – – –
GTCM
47
Gyon Technologies Capital Management
New Jersey
$1.29M +$1.21M +172,450 New
California State Teachers Retirement System (CalSTRS)
48
California State Teachers Retirement System (CalSTRS)
California
$1.24M -$23.4K -3,319 -2%
MA
49
MYDA Advisors
New York
$1.2M -$141K -20,000 -11%
AllianceBernstein
50
AllianceBernstein
Tennessee
$1.12M +$42.9K +6,093 +4%
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MIR Hedge Fund Activity: Q3 2022 in Review

121 of the 5,805 institutional investors tracked by Wall St. Rank reported a position in Mirion Technologies (MIR) for Q3 2022, worth a combined $1.29B — up 40% from $922M a quarter earlier.

Buyers outnumbered sellers: 19 funds opened new MIR positions and 12 closed out — a net gain of 7 holders — while 44 added to existing stakes and 36 trimmed.

The largest buyer was Janus Henderson Group, adding an estimated $75.7M. The largest seller was Fidelity International, exiting entirely with an estimated $7.2M sold.

  • 121 institutional investors held Mirion Technologies (MIR) as of Q3 2022, up from 115 in Q2 2022.
  • Funds reported $1.29B of Mirion Technologies stock for Q3 2022, up 40% quarter-over-quarter.
  • 19 funds opened new Mirion Technologies positions in Q3 2022 and 12 closed out, a net change of +7 holders.
  • The largest Mirion Technologies buyer in Q3 2022 was Janus Henderson Group, an estimated $75.7M added.
  • The largest Mirion Technologies seller in Q3 2022 was Fidelity International, an estimated $7.2M sold.

Based on aggregated 13F filings for Q3 2022.