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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 90 funds opening new positions, 272 increasing their positions, 260 reducing their positions, and 114 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:

21% less first-time investments, than exits

New positions opened: 90 | Existing positions closed: 114

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
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
376
$666K
377
$665K
378
$664K
379
$663K
380
$662K
381
$662K
382
$660K
383
$660K
384
$659K
385
$649K
386
$643K
387
$639K
388
$638K
389
$637K
390
$636K
391
$635K
392
$634K
393
$632K
394
$629K
395
$628K
396
$624K
397
$624K
398
$620K
399
$618K
400
$611K