Picton Mahoney Asset Management
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Picton Mahoney Asset Management’s West Pharmaceutical WST Stock Holding History

Picton Mahoney Asset Management’s Portfolio WST Stock Details WST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.27M Buy
+3,527
New +$1.08M 0.01% 629
2023
Q1 		– Sell
-627
Closed -$148K – 595
2022
Q4 		$148K Buy
+627
New +$149K 0.01% 496

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BlackRock
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Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Generation Investment Management
Generation Investment Management London, United Kingdom $10.3B AUM 4.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Picton Mahoney Asset Management's WST Position: Q2 2026 in Review

Picton Mahoney Asset Management opened a new position in West Pharmaceutical (WST) in Q2 2026: 3,527 shares worth $1.27M. The stake represents 0.01% of the portfolio and ranks #629 among its holdings. This is a return to the name: Picton Mahoney Asset Management previously reported a position in WST as recently as Q4 2022.

Picton Mahoney Asset Management first reported a position in WST in Q4 2022 and has held it in 2 quarters since. 835 funds tracked by Wall St. Rank hold WST as of Q2 2026.

  • Picton Mahoney Asset Management held 3,527 shares of West Pharmaceutical worth $1.27M as of Q2 2026.
  • West Pharmaceutical was a new Picton Mahoney Asset Management position in Q2 2026.
  • West Pharmaceutical made up 0.01% of Picton Mahoney Asset Management's portfolio in Q2 2026, its #629 holding.
  • Picton Mahoney Asset Management first reported a position in West Pharmaceutical in Q4 2022 and has held it in 2 quarters since.
  • 835 funds tracked by Wall St. Rank held West Pharmaceutical as of Q2 2026.

Based on Picton Mahoney Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.