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West Pharmaceutical

728 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
728
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
$460K
427
$458K
428
$457K
429
$454K
430
$452K
431
$439K
432
$438K
433
$433K
434
$432K
435
$431K
436
$431K
437
$430K
438
$426K
439
$424K
440
$418K
441
$418K
442
$417K
443
$404K
444
$402K
445
$399K
446
$396K
447
$393K
448
$389K
449
$389K
450
$389K