Magnetar Financial’s LyondellBasell Industries LYB Stock Holding History

Magnetar Financial’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
2026 Q2	$1.22M	Buy	+23,245	New	+$1.6M	0.01%	405
2025 Q2	–	Sell	-8,753	Closed	-$616K	–	1029
2025 Q1	$616K	Buy	+8,753	New	+$659K	0.01%	420
2023 Q1	–	Sell	-4,142	Closed	-$344K	–	670
2022 Q4	$344K	Buy	+4,142	New	+$339K	0.01%	650
2018 Q1	–	Sell	-14,864	Closed	-$1.64M	–	704
2017 Q4	$1.64M	Buy	+14,864	New	+$1.54M	0.03%	141
2015 Q4	–	Sell	-4,844	Closed	-$404K	–	434
2015 Q3	$404K	Buy	+4,844	New	+$431K	0.01%	277

Other funds holding LYB

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

DSA

Davis Selected Advisers Tucson, Arizona $23.3B AUM 26.95% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Magnetar Financial's LYB Position: Q2 2026 in Review

Magnetar Financial opened a new position in LyondellBasell Industries (LYB) in Q2 2026: 23,245 shares worth $1.22M. The stake represents 0.01% of the portfolio and ranks #405 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in LYB as recently as Q1 2025.

Magnetar Financial first reported a position in LYB in Q3 2015 and has held it in 5 quarters since. The position peaked at $1.64M in Q4 2017. 882 funds tracked by Wall St. Rank hold LYB as of Q2 2026.

Magnetar Financial held 23,245 shares of LyondellBasell Industries worth $1.22M as of Q2 2026.
LyondellBasell Industries was a new Magnetar Financial position in Q2 2026.
LyondellBasell Industries made up 0.01% of Magnetar Financial's portfolio in Q2 2026, its #405 holding.
Magnetar Financial first reported a position in LyondellBasell Industries in Q3 2015 and has held it in 5 quarters since.
Magnetar Financial's LyondellBasell Industries position peaked at $1.64M in Q4 2017.
882 funds tracked by Wall St. Rank held LyondellBasell Industries as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.