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West Pharmaceutical

705 hedge funds and large institutions have $15.4B invested in West Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 269 increasing their positions, 260 reducing their positions, and 112 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:

20% less first-time investments, than exits

New positions opened: 90 | Existing positions closed: 112

33% less capital invested

Capital invested by funds: $22.8B → $15.4B (-$7.44B)

70% less funds holding in top 10

Funds holding in top 10: 103 (-7)

Holders
705
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
176
$5.25M
177
$5.22M
178
$5.18M
179
$5.1M
180
$4.75M
181
$4.74M
182
$4.71M
183
$4.69M
184
$4.64M
185
$4.62M
186
$4.56M
187
$4.52M
188
$4.3M
189
$4.16M
190
$4.16M
191
$4.03M
192
$3.9M
193
$3.87M
194
$3.85M
195
$3.85M
196
$3.83M
197
$3.75M
198
$3.72M
199
$3.71M
200
$3.6M