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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
426
$468K
427
$466K
428
$461K
429
$461K
430
$459K
431
$452K
432
$448K
433
$442K
434
$437K
435
$437K
436
$433K
437
$430K
438
$429K
439
$429K
440
$425K
441
$425K
442
$417K
443
$416K
444
$415K
445
$413K
446
$405K
447
$405K
448
$402K
449
$401K
450
$393K