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Avantor

419 hedge funds and large institutions have $7.98B invested in Avantor in 2025 Q4 according to their latest regulatory filings, with 64 funds opening new positions, 116 increasing their positions, 193 reducing their positions, and 103 closing their positions.

New
Increased
Maintained
Reduced
Closed

2.32% more ownership

Funds ownership: 99.57%101.89% (+2.3%)

6% less capital invested

Capital invested by funds: $8.47B → $7.98B (-$491M)

10% less funds holding

Funds holding: 465419 (-46)

38% less first-time investments, than exits

New positions opened: 64 | Existing positions closed: 103

40% less repeat investments, than reductions

Existing positions increased: 116 | Existing positions reduced: 193

46% less funds holding in top 10

Funds holding in top 10: 137 (-6)

74% less call options, than puts

Call options by funds: $13.5M | Put options by funds: $52.2M

Holders
419
Holders Change
-46
Holders Change %
-9.89%
% of All Funds
5.1%
Holding in Top 10
7
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-46.15%
% of All Funds
0.09%
New
64
Increased
116
Reduced
193
Closed
103
Calls
$13.5M
Puts
$52.2M
Net Calls
-$38.7M
Net Calls Change
-$38.1M
Name Holding Trade Value Shares
Change
Change in
Stake
OCM
76
Olstein Capital Management
New York
$9.37M +$295K +24,000 +3%
RAM
77
Readystate Asset Management
Illinois
$9.32M +$9.09M +738,890 +996%
WAM
78
Weiss Asset Management
Massachusetts
$8.66M +$2.52M +204,788 +37%
LN
79
Lightrock Netherlands
Netherlands
$8.59M -$3.54M -287,912 -52%
SGA
80
Sector Gamma AS
Norway
$7.97M +$2.69M +218,299 +46%
Envestnet Asset Management
81
Envestnet Asset Management
Illinois
$7.54M -$2.85M -231,356 -26%
California State Teachers Retirement System (CalSTRS)
82
California State Teachers Retirement System (CalSTRS)
California
$7.34M -$7.19K -584 -0.1%
Verition Fund Management
83
Verition Fund Management
Connecticut
$6.66M +$2.69M +218,939 +60%
TIM
84
Thornburg Investment Management
New Mexico
$6.61M +$1.61M +131,186 +29%
State Board of Administration of Florida Retirement System
85
State Board of Administration of Florida Retirement System
Florida
$6.51M -$456K -37,035 -6%
T. Rowe Price Associates
86
T. Rowe Price Associates
Maryland
$6.46M +$320K +26,022 +5%
GJL
87
Gendell Jeffrey L
$6.25M +$6.71M +545,000 New
CLGM
88
Capitolis Liquid Global Markets
New York
$5.79M +$6.22M +505,000 New
CC
89
Clearline Capital
New York
$5.76M +$6.19M +502,683 New
MCM
90
Moore Capital Management
New York
$5.72M +$2.53M +205,492 +70%
TAMH
91
Taikang Asset Management (HK)
Hong Kong
$5.58M +$2.11M +171,679 +55%
RP
92
Reinhart Partners
Wisconsin
$5.56M -$2.5M -202,842 -29%
State of Wisconsin Investment Board
93
State of Wisconsin Investment Board
Wisconsin
$5.29M +$47.1K +3,824 +0.8%
Boston Partners
94
Boston Partners
Massachusetts
$4.97M +$5.33M +433,421 New
ACM
95
Aquatic Capital Management
Illinois
$4.88M +$5.24M +425,812 New
PCP
96
Pacific Capital Partners
$4.86M -$993K -80,638 -16%
Two Sigma Investments
97
Two Sigma Investments
New York
$4.73M +$1.6M +129,831 +46%
Mackenzie Financial
98
Mackenzie Financial
Ontario, Canada
$4.72M +$4.68M +380,236 +1,180%
QCM
99
Quantinno Capital Management
New York
$4.66M -$1.56M -126,720 -24%
SG Americas Securities
100
SG Americas Securities
New York
$4.61M +$3.35M +272,093 +210%