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Mirion Technologies
MIR

86 hedge funds and large institutions have $532M invested in Mirion Technologies in 2020 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 17 increasing their positions, 17 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

500% more first-time investments, than exits

New positions opened: 36 | Existing positions closed: 6

79% more capital invested

Capital invested by funds: $297M → $532M (+$235M)

54% more funds holding

Funds holding: 56 → 86 (+30)

22.76% more ownership

Funds ownership: 42.47% → 65.23% (+23%)

0% more repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 17

67% less funds holding in top 10

Funds holding in top 10: 3 → 1 (-2)

Holders
86
Holders Change
+30
Holders Change %
+53.57%
% of All Funds
1.52%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.02%
New
36
Increased
17
Reduced
17
Closed
6
Calls
$6.26M
Puts
–
Net Calls
+$6.26M
Net Calls Change
+$1.6M

Top Buyers

1
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$38.1M
2
SSA
Schonfeld Strategic Advisors
New York
+$24.5M
3
Blackstone Inc
Blackstone Inc
New York
+$20.7M
4
BCM
BlueCrest Capital Management
Jersey
+$16.5M
5
UOC
UBS O'Connor
Illinois
+$16.5M

Top Sellers

1
LCM
LH Capital Markets
New York
-$17.6M
2
PSAMP
P. Schoenfeld Asset Management (PSAM)
New York
-$7.53M
3
PAMP
Polar Asset Management Partners
Ontario, Canada
-$7.23M
4
OCAM
Owl Creek Asset Management
New York
-$5.38M
5
FTCM
Fir Tree Capital Management
New York
-$4.84M
Name Holding Trade Value Shares
Change 		Change in
Stake
Millennium Management
1
Millennium Management
New York
$54M +$5.08M +491,802 +11%
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$43.4M +$38.1M +3,688,727 +1,274%
PAMP
3
Polar Asset Management Partners
Ontario, Canada
$30.5M -$7.23M -700,000 -20%
SSA
4
Schonfeld Strategic Advisors
New York
$25.9M +$24.5M +2,376,112 New
AIMCA
5
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$24.4M -$4.38M -424,557 -16%
Hudson Bay Capital Management
6
Hudson Bay Capital Management
Connecticut
$21.9M +$3.2M +310,040 +18%
Blackstone Inc
7
Blackstone Inc
New York
$21.8M +$20.7M +2,000,000 New
BCM
8
BlueCrest Capital Management
Jersey
$17.4M +$16.5M +1,600,000 New
UOC
9
UBS O'Connor
Illinois
$17.4M +$16.5M +1,596,871 New
Public Sector Pension Investment Board (PSP Investments)
10
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$16.4M – – –
WCMNY
11
Westchester Capital Management (New York)
New York
$13.5M +$11.8M +1,141,087 +1,141%
BC
12
Brahman Capital
New York
$13.5M +$12.8M +1,241,141 New
KPF
13
K2 Principal Fund
Ontario, Canada
$10.8M +$10.2M +987,985 New
PC
14
Periscope Capital
Ontario, Canada
$10.5M +$8.89M +860,780 +861%
HI
15
HBK Investments
Texas
$10.4M -$516K -50,000 -5%
SRCM
16
Sage Rock Capital Management
New York
$9.45M +$8.95M +866,500 New
SC
17
Sculptor Capital
New York
$8.72M -$2.07M -200,100 -20%
CCM
18
Corsair Capital Management
New York
$8.43M +$7.51M +727,287 +1,588%
IGM
19
Incline Global Management
New York
$8.39M +$7.95M +769,757 New
BCM
20
Beryl Capital Management
California
$7.79M -$385K -37,307 -5%
MI
21
MMCAP International
Cayman Islands
$7.74M -$2.99M -290,000 -29%
GL
22
Governors Lane
New York
$7.63M – – –
MCM
23
Moore Capital Management
New York
$7.63M – – –
JGC
24
J. Goldman & Co
New York
$7.38M -$3.15M -304,610 -31%
OP
25
Omni Partners
United Kingdom
$6.63M +$3.26M +315,697 +108%
1
2 3 4

MIR Hedge Fund Activity: Q4 2020 in Review

86 of the 5,651 institutional investors tracked by Wall St. Rank reported a position in Mirion Technologies (MIR) for Q4 2020, worth a combined $532M — up 79% from $297M a quarter earlier.

Buyers outnumbered sellers: 36 funds opened new MIR positions and 6 closed out — a net gain of 30 holders — while 17 added to existing stakes and 17 trimmed.

The largest buyer was Alyeska Investment Group, adding an estimated $38.1M. The largest seller was LH Capital Markets, cutting an estimated $17.6M.

  • 86 institutional investors held Mirion Technologies (MIR) as of Q4 2020, up from 56 in Q3 2020.
  • Funds reported $532M of Mirion Technologies stock for Q4 2020, up 79% quarter-over-quarter.
  • 36 funds opened new Mirion Technologies positions in Q4 2020 and 6 closed out, a net change of +30 holders.
  • The largest Mirion Technologies buyer in Q4 2020 was Alyeska Investment Group, an estimated $38.1M added.
  • The largest Mirion Technologies seller in Q4 2020 was LH Capital Markets, an estimated $17.6M sold.

Based on aggregated 13F filings for Q4 2020.