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
-323
Closed -$106K – 2206
2024
Q4 		$106K Buy
+323
New +$102K ﹤0.01% 1738
2019
Q1 		– Sell
-31
Closed -$3K – 4200
2018
Q4 		$3K Sell
31
-49
-61% -$5.32K ﹤0.01% 2653
2018
Q3 		$10K Buy
+80
New +$8.97K ﹤0.01% 2244

Other funds holding WST

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
DCP
Durable Capital Partners Bethesda, Maryland $10.3B AUM 29.04% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 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. 715 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.
  • 715 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.