CSS LLC’s LyondellBasell Industries LYB Stock Holding History

CSS LLC’s Portfolio LYB Stock Details LYB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q3	–	Sell	-146,700	Closed	-$12.6M	–	729
2019 Q2	$12.6M	Buy	+146,700	New	+$12.5M	0.73%	33

Other funds holding LYB

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

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

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

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

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

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

CSS LLC's LYB Position: Q4 2025 in Review

CSS LLC sold out of LyondellBasell Industries (LYB) in Q4 2025, closing a stake of 6,374 shares — an estimated $313K sold.

CSS LLC first reported a position in LYB in Q2 2019 and held it in 21 quarters. The position peaked at $1.06M in Q3 2024. 797 funds tracked by Wall St. Rank hold LYB as of Q4 2025.

CSS LLC reported no remaining LyondellBasell Industries position as of Q4 2025 after selling out during the quarter.
CSS LLC sold 6,374 LyondellBasell Industries shares in Q4 2025, an estimated $313K.
CSS LLC first reported a position in LyondellBasell Industries in Q2 2019 and held it in 21 quarters.
CSS LLC's LyondellBasell Industries position peaked at $1.06M in Q3 2024.
797 funds tracked by Wall St. Rank held LyondellBasell Industries as of Q4 2025.

Based on CSS LLC's 13F filing for Q4 2025, filed 17 Feb 2026.