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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
301
$1.27M
302
$1.25M
303
$1.25M
304
$1.21M
305
$1.21M
306
$1.19M
307
$1.18M
308
$1.16M
309
$1.15M
310
$1.15M
311
$1.14M
312
$1.13M
313
$1.13M
314
$1.13M
315
$1.12M
316
$1.11M
317
$1.1M
318
$1.1M
319
$1.08M
320
$1.07M
321
$1.06M
322
$1.02M
323
$1.02M
324
$1.02M
325
$991K