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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
376
$674K
377
$666K
378
$665K
379
$664K
380
$663K
381
$662K
382
$662K
383
$660K
384
$660K
385
$659K
386
$649K
387
$643K
388
$639K
389
$638K
390
$637K
391
$636K
392
$635K
393
$634K
394
$632K
395
$629K
396
$628K
397
$624K
398
$624K
399
$620K
400
$618K