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Avantor

414 hedge funds and large institutions have $7.97B invested in Avantor in 2025 Q4 according to their latest regulatory filings, with 62 funds opening new positions, 115 increasing their positions, 191 reducing their positions, and 103 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

40% less first-time investments, than exits

New positions opened: 62 | Existing positions closed: 103

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
414
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$13.5M
Puts
$52.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
RAM
76
Readystate Asset Management
Illinois
$9.32M
WAM
77
Weiss Asset Management
Massachusetts
$8.66M
LN
78
Lightrock Netherlands
Netherlands
$8.59M
SGA
79
Sector Gamma AS
Norway
$7.97M
Envestnet Asset Management
80
Envestnet Asset Management
Illinois
$7.54M
California State Teachers Retirement System (CalSTRS)
81
California State Teachers Retirement System (CalSTRS)
California
$7.34M
Corient Private Wealth
82
Corient Private Wealth
Florida
$7.16M
Verition Fund Management
83
Verition Fund Management
Connecticut
$6.66M
TIM
84
Thornburg Investment Management
New Mexico
$6.61M
State Board of Administration of Florida Retirement System
85
State Board of Administration of Florida Retirement System
Florida
$6.51M
T. Rowe Price Associates
86
T. Rowe Price Associates
Maryland
$6.46M
GJL
87
Gendell Jeffrey L
$6.25M
CLGM
88
Capitolis Liquid Global Markets
New York
$5.79M
CLGML
89
CAPITOLIS LIQUID GLOBAL MARKETS LLC
New York
$5.79M
CC
90
Clearline Capital
New York
$5.76M
MCM
91
Moore Capital Management
New York
$5.72M
TAMH
92
Taikang Asset Management (HK)
Hong Kong
$5.58M
RP
93
Reinhart Partners
Wisconsin
$5.56M
State of Wisconsin Investment Board
94
State of Wisconsin Investment Board
Wisconsin
$5.29M
Boston Partners
95
Boston Partners
Massachusetts
$4.97M
ACM
96
Aquatic Capital Management
Illinois
$4.88M
PCP
97
Pacific Capital Partners
$4.86M
Two Sigma Investments
98
Two Sigma Investments
New York
$4.73M
Mackenzie Financial
99
Mackenzie Financial
Ontario, Canada
$4.72M
QCM
100
Quantinno Capital Management
New York
$4.66M