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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
526
$230K
527
$228K
528
$225K
529
$224K
530
$222K
531
$222K
532
$219K
533
$219K
534
$219K
535
$215K
536
$214K
537
$213K
538
$212K
539
$208K
540
$207K
541
$204K
542
$201K
543
$199K
544
$198K
545
$193K
546
$193K
547
$186K
548
$178K
549
$168K
550
$161K