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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
401
$592K
402
$587K
403
$567K
404
$566K
405
$564K
406
$561K
407
$554K
408
$544K
409
$537K
410
$537K
411
$530K
412
$529K
413
$521K
414
$516K
415
$508K
416
$499K
417
$498K
418
$498K
419
$493K
420
$489K
421
$489K
422
$478K
423
$477K
424
$475K
425
$473K