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West Pharmaceutical

794 hedge funds and large institutions have $19.1B invested in West Pharmaceutical in 2025 Q4 according to their latest regulatory filings, with 111 funds opening new positions, 266 increasing their positions, 289 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

6% more funds holding

Funds holding: 752794 (+42)

1.1% more ownership

Funds ownership: 95.62%96.72% (+1.1%)

8% less repeat investments, than reductions

Existing positions increased: 266 | Existing positions reduced: 289

Holders
794
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$38.9M
Puts
$23.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Jennison Associates
126
Jennison Associates
New York
$15M
VLKIM
127
Van Lanschot Kempen Investment Management
Netherlands
$15M
VA
128
Vident Advisory
Georgia
$14.8M
Fidelity International
129
Fidelity International
Bermuda
$14.4M
Natixis Advisors
130
Natixis Advisors
Massachusetts
$14.4M
BDLIB
131
Banque de Luxembourg Investments (BLI)
Luxembourg
$13.8M
State of Wisconsin Investment Board
132
State of Wisconsin Investment Board
Wisconsin
$13.7M
Public Employees Retirement Association of Colorado
133
Public Employees Retirement Association of Colorado
Colorado
$13.4M
Canada Life
134
Canada Life
Manitoba, Canada
$13.3M
FAM
135
Fred Alger Management
New York
$13.2M
National Bank of Canada
136
National Bank of Canada
Quebec, Canada
$13.1M
BNP Paribas Asset Management
137
BNP Paribas Asset Management
France
$12.9M
WT
138
Whittier Trust
California
$12.8M
Thrivent Financial for Lutherans
139
Thrivent Financial for Lutherans
Minnesota
$12.7M
Janney Montgomery Scott
140
Janney Montgomery Scott
Pennsylvania
$12.4M
TM
141
Taproot Management
New York
$12.3M
Universal-Beteiligungs- und Servicegesellschaft
142
Universal-Beteiligungs- und Servicegesellschaft
Germany
$12.1M
GWI
143
Grace & White Inc
New York
$12M
Los Angeles Capital Management
144
Los Angeles Capital Management
California
$12M
TI
145
Trexquant Investment
Connecticut
$11.9M
New York State Common Retirement Fund
146
New York State Common Retirement Fund
New York
$11.4M
GKIM
147
GW&K Investment Management
Massachusetts
$11.4M
William Blair Investment Management
148
William Blair Investment Management
Illinois
$11.3M
MCG
149
McCollum Christoferson Group
New York
$11.3M
Tudor Investment Corp
150
Tudor Investment Corp
Connecticut
$11.2M