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West Pharmaceutical

708 hedge funds and large institutions have $15.4B invested in West Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 91 funds opening new positions, 271 increasing their positions, 260 reducing their positions, and 113 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

19% less first-time investments, than exits

New positions opened: 91 | Existing positions closed: 113

33% less capital invested

Capital invested by funds: $22.8B → $15.4B (-$7.43B)

70% less funds holding in top 10

Funds holding in top 10: 103 (-7)

Holders
708
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$98M
Puts
$63M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$7.24M
152
$7.23M
153
$7.23M
154
$7.11M
155
$6.92M
156
$6.8M
157
$6.6M
158
$6.56M
159
$6.49M
160
$6.45M
161
$6.4M
162
$6.33M
163
$6.28M
164
$6.25M
165
$6.18M
166
$6.06M
167
$5.98M
168
$5.82M
169
$5.79M
170
$5.77M
171
$5.67M
172
$5.6M
173
$5.59M
174
$5.57M
175
$5.49M