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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
426
$473K
427
$468K
428
$466K
429
$461K
430
$461K
431
$459K
432
$452K
433
$448K
434
$442K
435
$437K
436
$437K
437
$433K
438
$430K
439
$429K
440
$429K
441
$425K
442
$425K
443
$417K
444
$416K
445
$415K
446
$413K
447
$405K
448
$405K
449
$402K
450
$401K