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Bayesian Capital Management’s West Pharmaceutical WST Stock Holding History

Bayesian Capital 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
2025
Q3 		– Sell
-5,900
Closed -$1.29M – 829
2025
Q2 		$1.29M Buy
+5,900
New +$1.26M 0.2% 146
2025
Q1 		– Sell
-10,500
Closed -$3.44M – 1008
2024
Q4 		$3.44M Buy
+10,500
New +$3.3M 0.42% 60
2024
Q1 		– Sell
-909
Closed -$320K – 1160
2023
Q4 		$320K Buy
909
+281
+45% +$99.4K 0.03% 488
2023
Q3 		$236K Buy
+628
New +$243K 0.03% 523
2023
Q2 		– Sell
-6,000
Closed -$2.08M – 1094
2023
Q1 		$2.08M Buy
+6,000
New +$1.75M 0.26% 106
2021
Q4 		– Sell
-1,197
Closed -$508K – 539
2021
Q3 		$508K Buy
+1,197
New +$505K 0.15% 186
2021
Q2 		– Sell
-845
Closed -$238K – 677
2021
Q1 		$238K Sell
845
-4,455
-84% -$1.28M 0.05% 412
2020
Q4 		$1.5M Sell
5,300
-700
-12% -$196K 0.39% 64
2020
Q3 		$1.65M Sell
6,000
-1,378
-19% -$365K 0.4% 55
2020
Q2 		$1.68M Buy
7,378
+5
+0.1% +$982 0.37% 56
2020
Q1 		$1.12M Sell
7,373
-1,972
-21% -$304K 0.24% 102
2019
Q4 		$1.41M Buy
9,345
+3,500
+60% +$510K 0.24% 113
2019
Q3 		$829K Buy
+5,845
New +$805K 0.16% 185
2018
Q1 		– Sell
-12,400
Closed -$1.22M – 845
2017
Q4 		$1.22M Buy
+12,400
New +$1.22M 0.25% 129
2017
Q3 		– Sell
-6,710
Closed -$634K – 668
2017
Q2 		$634K Buy
+6,710
New +$617K 0.23% 148

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
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
APG Asset Management
APG Asset Management Amsterdam, Netherlands $40.7B AUM 39.97% 1-Year Est. Return

Bayesian Capital Management's WST Position: Q3 2025 in Review

Bayesian Capital Management sold out of West Pharmaceutical (WST) in Q3 2025, closing a stake of 5,900 shares — an estimated $1.29M sold.

Bayesian Capital Management first reported a position in WST in Q2 2017 and held it in 15 quarters. The position peaked at $3.44M in Q4 2024. 758 funds tracked by Wall St. Rank hold WST as of Q3 2025.

  • Bayesian Capital Management reported no remaining West Pharmaceutical position as of Q3 2025 after selling out during the quarter.
  • Bayesian Capital Management sold 5,900 West Pharmaceutical shares in Q3 2025, an estimated $1.29M.
  • Bayesian Capital Management first reported a position in West Pharmaceutical in Q2 2017 and held it in 15 quarters.
  • Bayesian Capital Management's West Pharmaceutical position peaked at $3.44M in Q4 2024.
  • 758 funds tracked by Wall St. Rank held West Pharmaceutical as of Q3 2025.

Based on Bayesian Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.