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Laurion Capital Management’s West Pharmaceutical WST Stock Holding History

Laurion 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
2026
Q1 		– Sell
-772
Closed -$212K – 512
2025
Q4 		$212K Buy
+772
New +$211K 0.01% 284
2025
Q3 		– Sell
-1,808
Closed -$396K – 469
2025
Q2 		$396K Buy
+1,808
New +$387K 0.01% 272
2024
Q3 		– Sell
-26,937
Closed -$8.87M – 617
2024
Q2 		$8.87M Sell
26,937
-1,097
-4% -$388K 0.11% 120
2024
Q1 		$11.1M Buy
+28,034
New +$10.4M 0.09% 179
2020
Q4 		– Sell
-18,222
Closed -$5.01M – 1002
2020
Q3 		$5.01M Buy
18,222
+2,355
+15% +$623K 0.06% 218
2020
Q2 		$3.6M Buy
+15,867
New +$3.12M 0.04% 263
2019
Q4 		– Sell
-15,800
Closed -$2.24M – 1276
2019
Q3 		$2.24M Buy
+15,800
New +$2.18M 0.02% 481
2017
Q2 		– Sell
-4,060
Closed -$331K – 1908
2017
Q1 		$331K Buy
+4,060
New +$339K ﹤0.01% 1046
2016
Q4 		– Sell
-3,032
Closed -$226K – 1320
2016
Q3 		$226K Sell
3,032
-149,968
-98% -$11.9M ﹤0.01% 772
2016
Q2 		$11.6M Buy
+153,000
New +$11.1M 0.18% 135
2016
Q1 		– Sell
-6,100
Closed -$367K – 1150
2015
Q4 		$367K Buy
+6,100
New +$367K ﹤0.01% 568

Other funds holding WST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
GIM
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
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Laurion Capital Management's WST Position: Q1 2026 in Review

Laurion Capital Management sold out of West Pharmaceutical (WST) in Q1 2026, closing a stake of 772 shares — an estimated $212K sold.

Laurion Capital Management first reported a position in WST in Q4 2015 and held it in 11 quarters. The position peaked at $11.6M in Q2 2016. 755 funds tracked by Wall St. Rank hold WST as of Q1 2026.

  • Laurion Capital Management reported no remaining West Pharmaceutical position as of Q1 2026 after selling out during the quarter.
  • Laurion Capital Management sold 772 West Pharmaceutical shares in Q1 2026, an estimated $212K.
  • Laurion Capital Management first reported a position in West Pharmaceutical in Q4 2015 and held it in 11 quarters.
  • Laurion Capital Management's West Pharmaceutical position peaked at $11.6M in Q2 2016.
  • 755 funds tracked by Wall St. Rank held West Pharmaceutical as of Q1 2026.

Based on Laurion Capital Management's 13F filing for Q1 2026, filed 14 May 2026.