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West Pharmaceutical
753 hedge funds and large institutions have $17.8B invested in West Pharmaceutical in 2026 Q1 according to their latest regulatory filings, with 89 funds opening new positions, 264 increasing their positions, 281 reducing their positions, and 124 closing their positions.
New
Increased
Maintained
Reduced
Closed
50% more funds holding in top 10
Funds holding in top 10: 4 → 6 (+2)
1.87% more ownership
Funds ownership: 96.76% → 98.64% (+1.9%)
6% less repeat investments, than reductions
Existing positions increased: 264 | Existing positions reduced: 281
6% less funds holding
Funds holding: 802 → 753 (-49)
7% less capital invested
Capital invested by funds: $19.1B → $17.8B (-$1.31B)
28% less first-time investments, than exits
New positions opened: 89 | Existing positions closed: 124
52% less call options, than puts
Call options by funds: $60.5M | Put options by funds: $126M
Holders
753
Holders Change
-49
Holders Change %
-6.11%
% of All Funds
9.27%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
89
Increased
264
Reduced
281
Closed
124
Calls
$60.5M
Puts
$126M
Net Calls
-$65.4M
Net Calls Change
-$80.5M
