Twin Tree Management’s LyondellBasell Industries LYB Stock Holding History

Twin Tree Management’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	$399K	Sell	7,580 -102,733	-93%	-$7.09M	0.01%	1076
2026 Q1	$8.89M	Buy	110,313 +54,875	+99%	+$3.25M	0.19%	98
2025 Q4	$2.4M	Buy	+55,438	New	+$2.51M	0.02%	768
2025 Q3	–	Sell	-26,196	Closed	-$1.48M	–	1683
2025 Q2	$1.52M	Sell	26,196 -37,199	-59%	-$2.17M	﹤0.01%	1310
2025 Q1	$4.46M	Buy	+63,395	New	+$4.77M	0.01%	936
2020 Q4	–	Sell	-24,848	Closed	-$2.02M	–	1399
2020 Q3	$1.75M	Buy	24,848 +16,083	+183%	+$1.11M	0.01%	787
2020 Q2	$576K	Buy	+8,765	New	+$522K	﹤0.01%	1144
2018 Q3	–	Sell	-11,353	Closed	-$1.25M	–	1201
2018 Q2	$1.25M	Buy	+11,353	New	+$1.25M	0.01%	744
2018 Q1	–	Sell	-5,242	Closed	-$578K	–	1217
2017 Q4	$578K	Buy	5,242 +4,088	+354%	+$424K	﹤0.01%	786
2017 Q3	$114K	Buy	+1,154	New	+$104K	﹤0.01%	856
2017 Q2	–	Sell	-24,700	Closed	-$2.05M	–	1080
2017 Q1	$2.25M	Buy	+24,700	New	+$2.25M	0.02%	530
2016 Q2	–	Sell	-2,742	Closed	-$226K	–	1318
2016 Q1	$235K	Buy	+2,742	New	+$220K	﹤0.01%	973
2015 Q2	–	Sell	-12	Closed	-$1.21K	–	1405
2015 Q1	$1K	Buy	+12	New	+$1.01K	﹤0.01%	1117

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

Twin Tree Management's LYB Position: Q2 2026 in Review

Twin Tree Management reduced its LyondellBasell Industries (LYB) stake by 93% in Q2 2026, selling an estimated $7.09M and leaving 7,580 shares worth $399K. The position accounts for 0.01% of the portfolio, ranked #1076.

Twin Tree Management first reported a position in LYB in Q1 2015 and has held it in 13 quarters since. The position peaked at $8.89M in Q1 2026. 875 funds tracked by Wall St. Rank hold LYB as of Q2 2026.

Twin Tree Management held 7,580 shares of LyondellBasell Industries worth $399K as of Q2 2026.
Twin Tree Management sold 102,733 LyondellBasell Industries shares in Q2 2026, an estimated $7.09M.
LyondellBasell Industries made up 0.01% of Twin Tree Management's portfolio in Q2 2026, its #1076 holding.
Twin Tree Management first reported a position in LyondellBasell Industries in Q1 2015 and has held it in 13 quarters since.
Twin Tree Management's LyondellBasell Industries position peaked at $8.89M in Q1 2026.
875 funds tracked by Wall St. Rank held LyondellBasell Industries as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.