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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
451
$401K
452
$393K
453
$393K
454
$388K
455
$383K
456
$379K
457
$377K
458
$377K
459
$374K
460
$373K
461
$368K
462
$362K
463
$361K
464
$358K
465
$358K
466
$351K
467
$350K
468
$349K
469
$344K
470
$344K
471
$341K
472
$338K
473
$338K
474
$336K
475
$336K