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West Pharmaceutical

726 hedge funds and large institutions have $15.3B invested in West Pharmaceutical in 2025 Q2 according to their latest regulatory filings, with 103 funds opening new positions, 267 increasing their positions, 264 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

1% more repeat investments, than reductions

Existing positions increased: 267 | Existing positions reduced: 264

1% less capital invested

Capital invested by funds: $15.4B → $15.3B (-$136M)

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

Holders
726
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$80M
Puts
$30.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
426
$458K
427
$457K
428
$454K
429
$452K
430
$439K
431
$438K
432
$433K
433
$432K
434
$431K
435
$431K
436
$430K
437
$426K
438
$424K
439
$418K
440
$418K
441
$417K
442
$404K
443
$402K
444
$399K
445
$396K
446
$393K
447
$389K
448
$389K
449
$389K
450
$386K