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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
201
$3.58M
202
$3.53M
203
$3.52M
204
$3.48M
205
$3.46M
206
$3.42M
207
$3.38M
208
$3.32M
209
$3.3M
210
$3.3M
211
$3.26M
212
$3.21M
213
$3.2M
214
$3.17M
215
$3.1M
216
$3.09M
217
$3.07M
218
$3.02M
219
$2.95M
220
$2.89M
221
$2.88M
222
$2.86M
223
$2.84M
224
$2.84M
225
$2.83M