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West Pharmaceutical Services, Inc.

WST Healthcare
$240.31 +$4.85 (2.06%)
Market Cap: $17.31 B
Gurus Holding
13
Popularity Rank
#167
% of Shares Held
4.66%
Net Activity (Q4 2025)
+$155.73 M

Guru Ownership Trend

Guru Analysis for West Pharmaceutical Services, Inc. (WST)

West Pharmaceutical Services, Inc. (WST), a key player in the Healthcare sector, continues to attract institutional attention.

As of Q4 2025, a total of 13 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $806.88 M.

Top institutional holders include Al Gore and Cliff Asness.

Institutional sentiment is currently Strongly Bullish. This is evidenced by a $155.73 M net inflow during the quarter.

Recent activity highlights Andreas Halvorsen who opened a new position. Conversely, Steven Cohen reduced exposure by 64.4%.

Key Holders

Top 5 by Value

$429.73 M
$142.42 M
$122.3 M
$64.67 M

Top 5 by Conviction

Recent Activity Breakdown (Q4 2025)

+$283.97 M
Total Buy Value
New Buys 5
Additions 1
-$128.24 M
Total Sell Value
Reductions 5
Sold Out 1

Guru Consensus (Q4 2025)

Based on recent activity
Net Sellers
6
Net Buyers
6

FAQs for West Pharmaceutical Services, Inc. (WST)

Major holders include Al Gore ($429.73 M), Cliff Asness ($142.42 M), Bill Gates ($122.3 M). According to the latest reported data, 13 tracked investment managers collectively hold approximately 3.36 M shares.

According to the latest 13F reporting period, sentiment appears Bullish (Net Buying). There was a net inflow of $155.73 M, with 6 managers increasing positions and 6 managers reducing holdings.

During the most recent reporting period, 5 managers trimmed their positions, while 1 fully exited WST. The total reported sell value was $128.24 M.

Yes, 5 managers opened new positions in WST, and 1 increased their existing holdings. The total reported buy value was $283.97 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
2.98% Add 60.0% 1,561,869 $429.73 M Q4 2025
0.07% Reduce -5.2% 517,631 $142.42 M Q4 2025
0.35% 444,500 $122.3 M Q4 2025
0.22% New Buy 295,028 $81.17 M Q4 2025
0.07% Reduce -64.4% 235,037 $64.67 M Q4 2025
0.04% New Buy 104,736 $28.82 M Q4 2025
0.38% 95,000 $26.14 M Q4 2025
0.02% New Buy 40,670 $11.19 M Q4 2025
0.04% Reduce -22.9% 29,876 $8.22 M Q4 2025
0.00% Reduce -15.4% 18,576 $5.11 M Q4 2025
1.54% Reduce -13.3% 8,906 $2.45 M Q4 2025
0.00% New Buy 4,073 $1.12 M Q4 2025
0.00% New Buy 1,742 $479,294 Q4 2025
Date
Insider Name
Transaction
Value
Shares
Position / Chg
SEC Form