WST icon

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
251
$2.29M
252
$2.28M
253
$2.28M
254
$2.22M
255
$2.21M
256
$2.18M
257
$2.16M
258
$2.1M
259
$2.08M
260
$2.06M
261
$1.96M
262
$1.93M
263
$1.91M
264
$1.9M
265
$1.9M
266
$1.89M
267
$1.85M
268
$1.84M
269
$1.81M
270
$1.77M
271
$1.76M
272
$1.75M
273
$1.73M
274
$1.72M
275
$1.71M