Walleye Trading
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Walleye Trading’s West Pharmaceutical WST Stock Holding History

Walleye Trading’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
Q1 		– Sell
-1,200
Closed -$330K – 4791
2025
Q4 		$330K Buy
+1,200
New +$328K ﹤0.01% 3091
2025
Q3 		– Sell
-4,400
Closed -$963K – 4882
2025
Q2 		$963K Buy
4,400
+3,500
+389% +$748K ﹤0.01% 2225
2025
Q1 		$201K Sell
900
-1,900
-68% -$524K ﹤0.01% 3081
2024
Q4 		$917K Buy
2,800
+2,500
+833% +$787K ﹤0.01% 2224
2024
Q3 		$90K Buy
+300
New +$91.9K ﹤0.01% 3349
2024
Q2 		– Sell
-300
Closed -$119K – 5001
2024
Q1 		$119K Sell
300
-700
-70% -$259K ﹤0.01% 3695
2023
Q4 		$352K Sell
1,000
-3,700
-79% -$1.31M ﹤0.01% 3377
2023
Q3 		$1.76M Buy
4,700
+4,300
+1,075% +$1.66M ﹤0.01% 1882
2023
Q2 		$153K Sell
400
-200
-33% -$71.4K ﹤0.01% 3565
2023
Q1 		$208K Buy
+600
New +$175K ﹤0.01% 3481
2022
Q2 		– Sell
-200
Closed -$82K – 5749
2022
Q1 		$82K Sell
200
-100
-33% -$39.1K ﹤0.01% 4342
2021
Q4 		$141K Sell
300
-800
-73% -$344K ﹤0.01% 4178
2021
Q3 		$467K Buy
1,100
+100
+10% +$42.2K ﹤0.01% 2984
2021
Q2 		$359K Buy
+1,000
New +$330K ﹤0.01% 3307
2018
Q3 		– Sell
-2,100
Closed -$209K – 5591
2018
Q2 		$209K Buy
+2,100
New +$193K ﹤0.01% 3612

Other funds holding WST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
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
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
GIM
Generation Investment Management London, United Kingdom $11.2B AUM 0.58% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Walleye Trading's WST Position: Q1 2026 in Review

Walleye Trading sold out of West Pharmaceutical (WST) in Q1 2026, closing a stake of 663 shares — an estimated $182K sold.

Walleye Trading first reported a position in WST in Q3 2016 and held it in 12 quarters. The position peaked at $1.77M in Q2 2025. 753 funds tracked by Wall St. Rank hold WST as of Q1 2026.

  • Walleye Trading reported no remaining West Pharmaceutical position as of Q1 2026 after selling out during the quarter.
  • Walleye Trading sold 663 West Pharmaceutical shares in Q1 2026, an estimated $182K.
  • Walleye Trading first reported a position in West Pharmaceutical in Q3 2016 and held it in 12 quarters.
  • Walleye Trading's West Pharmaceutical position peaked at $1.77M in Q2 2025.
  • 753 funds tracked by Wall St. Rank held West Pharmaceutical as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.