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PDT Partners’s LyondellBasell Industries LYB Stock Holding History

PDT Partners’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 		$11.6M Buy
220,439
+88,039
+66% +$6.08M 0.61% 42
2026
Q1 		$10.7M Buy
132,400
+31,155
+31% +$1.85M 0.63% 34
2025
Q4 		$4.38M Sell
101,245
-24,642
-20% -$1.12M 0.28% 123
2025
Q3 		$6.17M Buy
+125,887
New +$7.1M 0.39% 65
2022
Q3 		– Sell
-17,410
Closed -$1.52M – 973
2022
Q2 		$1.52M Buy
+17,410
New +$1.81M 0.13% 244
2021
Q3 		– Sell
-8,100
Closed -$833K – 848
2021
Q2 		$833K Buy
+8,100
New +$877K 0.06% 407
2020
Q1 		– Sell
-2,500
Closed -$236K – 772
2019
Q4 		$236K Buy
+2,500
New +$229K 0.01% 606
2015
Q4 		– Sell
-144,216
Closed -$12M – 710
2015
Q3 		$12M Buy
144,216
+99,801
+225% +$8.88M 0.27% 98
2015
Q2 		$4.6M Buy
+44,415
New +$4.47M 0.12% 216
2015
Q1 		– Sell
-12,714
Closed -$1.01M – 1403
2014
Q4 		$1.01M Sell
12,714
-251,549
-95% -$21.8M 0.1% 269
2014
Q3 		$28.7M Buy
264,263
+212,627
+412% +$23M 0.73% 12
2014
Q2 		$5.04M Buy
51,636
+22,168
+75% +$2.11M 0.13% 182
2014
Q1 		$2.62M Buy
29,468
+22,454
+320% +$1.89M 0.06% 376
2013
Q4 		$563K Sell
7,014
-96,336
-93% -$7.38M 0.07% 373
2013
Q3 		$7.57M Buy
103,350
+85,850
+491% +$5.98M 0.21% 112
2013
Q2 		$1.16M Buy
+17,500
New +$1.11M 0.03% 760

Other funds holding LYB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
AQR Capital Management
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
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

PDT Partners's LYB Position: Q2 2026 in Review

PDT Partners increased its LyondellBasell Industries (LYB) stake by 66% in Q2 2026, buying an estimated $6.08M and bringing the position to 220,439 shares worth $11.6M. The position accounts for 0.61% of the portfolio, ranked #42.

PDT Partners first reported a position in LYB in Q2 2013 and has held it in 16 quarters since. The position peaked at $28.7M in Q3 2014. 883 funds tracked by Wall St. Rank hold LYB as of Q2 2026.

  • PDT Partners held 220,439 shares of LyondellBasell Industries worth $11.6M as of Q2 2026.
  • PDT Partners bought 88,039 LyondellBasell Industries shares in Q2 2026, an estimated $6.08M.
  • LyondellBasell Industries made up 0.61% of PDT Partners's portfolio in Q2 2026, its #42 holding.
  • PDT Partners first reported a position in LyondellBasell Industries in Q2 2013 and has held it in 16 quarters since.
  • PDT Partners's LyondellBasell Industries position peaked at $28.7M in Q3 2014.
  • 883 funds tracked by Wall St. Rank held LyondellBasell Industries as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.