Two Sigma Securities’s West Pharmaceutical WST Stock Holding History

Two Sigma Securities’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	$635K	Buy	+2,532	New	+$630K	0.07%	378
2025 Q3	–	Sell	-5,837	Closed	-$1.28M	–	2072
2025 Q2	$1.28M	Buy	+5,837	New	+$1.25M	0.16%	159
2024 Q4	–	Sell	-1,466	Closed	-$440K	–	3348
2024 Q3	$440K	Buy	1,466 +97	+7%	+$29.7K	0.01%	1429
2024 Q2	$451K	Buy	1,369 +361	+36%	+$128K	0.01%	1637
2024 Q1	$399K	Sell	1,008 -257	-20%	-$95.1K	﹤0.01%	1738
2023 Q4	$445K	Buy	+1,265	New	+$448K	﹤0.01%	1641
2023 Q2	–	Sell	-1,309	Closed	-$454K	–	3422
2023 Q1	$454K	Buy	+1,309	New	+$382K	0.01%	1331
2022 Q4	–	Sell	-2,876	Closed	-$708K	–	3338
2022 Q3	$708K	Buy	+2,876	New	+$876K	0.02%	836
2022 Q2	–	Sell	-653	Closed	-$268K	–	2905
2022 Q1	$268K	Buy	+653	New	+$256K	0.01%	1489
2015 Q4	–	Sell	-3,981	Closed	-$215K	–	383
2015 Q3	$215K	Buy	+3,981	New	+$232K	0.34%	121

Other funds holding WST

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 Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

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 Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Two Sigma Securities's WST Position: Q1 2026 in Review

Two Sigma Securities opened a new position in West Pharmaceutical (WST) in Q1 2026: 2,532 shares worth $635K. The stake represents 0.07% of the portfolio and ranks #378 among its holdings. This is a return to the name: Two Sigma Securities previously reported a position in WST as recently as Q2 2025.

Two Sigma Securities first reported a position in WST in Q3 2015 and has held it in 10 quarters since. The position peaked at $1.28M in Q2 2025. 753 funds tracked by Wall St. Rank hold WST as of Q1 2026.

Two Sigma Securities held 2,532 shares of West Pharmaceutical worth $635K as of Q1 2026.
West Pharmaceutical was a new Two Sigma Securities position in Q1 2026.
West Pharmaceutical made up 0.07% of Two Sigma Securities's portfolio in Q1 2026, its #378 holding.
Two Sigma Securities first reported a position in West Pharmaceutical in Q3 2015 and has held it in 10 quarters since.
Two Sigma Securities's West Pharmaceutical position peaked at $1.28M in Q2 2025.
753 funds tracked by Wall St. Rank held West Pharmaceutical as of Q1 2026.

Based on Two Sigma Securities's 13F filing for Q1 2026, filed 15 May 2026.