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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
301
$1.25M
302
$1.21M
303
$1.21M
304
$1.19M
305
$1.18M
306
$1.16M
307
$1.15M
308
$1.15M
309
$1.14M
310
$1.13M
311
$1.13M
312
$1.13M
313
$1.12M
314
$1.11M
315
$1.1M
316
$1.1M
317
$1.08M
318
$1.07M
319
$1.06M
320
$1.02M
321
$1.02M
322
$1.02M
323
$991K
324
$966K
325
$955K