Parallax Volatility Advisers
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Parallax Volatility Advisers’s West Pharmaceutical WST Stock Holding History

Parallax Volatility Advisers’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
2025
Q1 		– Sell
-1,000
Closed -$328K – 2207
2024
Q4 		$328K Buy
+1,000
New +$315K ﹤0.01% 1590

Other funds holding WST

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
DCP
Durable Capital Partners Bethesda, Maryland $9.71B AUM 26.27% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Parallax Volatility Advisers's WST Position: Q1 2025 in Review

Parallax Volatility Advisers sold out of West Pharmaceutical (WST) in Q1 2025, closing a stake of 323 shares — an estimated $106K sold.

Parallax Volatility Advisers first reported a position in WST in Q3 2018 and held it in 3 quarters. The position peaked at $106K in Q4 2024. 713 funds tracked by Wall St. Rank hold WST as of Q1 2025.

  • Parallax Volatility Advisers reported no remaining West Pharmaceutical position as of Q1 2025 after selling out during the quarter.
  • Parallax Volatility Advisers sold 323 West Pharmaceutical shares in Q1 2025, an estimated $106K.
  • Parallax Volatility Advisers first reported a position in West Pharmaceutical in Q3 2018 and held it in 3 quarters.
  • Parallax Volatility Advisers's West Pharmaceutical position peaked at $106K in Q4 2024.
  • 713 funds tracked by Wall St. Rank held West Pharmaceutical as of Q1 2025.

Based on Parallax Volatility Advisers's 13F filing for Q1 2025, filed 15 May 2025.