LYONDELLBASELL INDUSTRIES N (LYB) Stock Institutional Trading Activity


LYONDELLBASELL INDUSTRIES N (LYB) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Muhlenkamp & Co, Dodge & Cox Stock Fund, Sequoia Financial Advisors, Miller Value Partners, and Renaissance Technologies LLC. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2023Miller Value PartnersSell-3,5004,500$422,505
Q1 2023Sequoia Financial AdvisorsBuy3,370119,983$11,265,232
Q1 2023Dodge & Cox Stock FundSell-123,25016,445,242$1,544,043,771
Q4 2022Torray FundBuy67531,434$2,609,965
Q4 2022Eagle Capital ManagementSell-4,160,7898,811$731,577
Q4 2022Renaissance Technologies LLCSell-238,20044,800$3,720
Q4 2022Miller Value PartnersBuy8,0008,000$664,240
Q4 2022Sequoia Financial AdvisorsBuy35,995116,613$9,682,361
Q4 2022Dodge & Cox Stock FundBuy2,130,35916,568,492$1,375,681,891
Q3 2022Torray FundSell-4,09530,759$2,316
Q3 2022Eagle Capital ManagementBuy76,2694,169,600$313,887
Q3 2022Sequoia Financial AdvisorsBuy19,77580,618$6,069
Q3 2022Renaissance Technologies LLCBuy249,200283,000$21,304
Q3 2022Dodge & Cox Stock FundBuy11,864,20314,438,133$1,086,903
Q2 2022Torray FundBuy16834,854$3,048
Q2 2022Eagle Capital ManagementBuy1,136,2314,093,331$358,003
Q2 2022Renaissance Technologies LLCSell-547,10033,800$2,956
Q2 2022Sequoia Financial AdvisorsBuy14,04060,843$5,321
Q2 2022Dodge & Cox Stock FundSell-162,8012,573,930$225,116
Q1 2022Torray FundBuy1,93534,686$3,566
Q1 2022Eagle Capital ManagementSell-97,0062,957,100$304,049
Q1 2022Sequoia Financial AdvisorsBuy9,16146,803$4,812
Q1 2022Renaissance Technologies LLCSell-689,900580,900$59,728
Q1 2022Dodge & Cox Stock FundSell-3,8002,736,731$281,391
Q4 2021Torray FundBuy10,82732,751$3,021
Q4 2021Eagle Capital ManagementSell-169,1463,054,106$281,680
Q4 2021Sequoia Financial AdvisorsBuy13,24437,642$3,472
Q4 2021Fairholme Capital ManagementBuy40,50040,500$3,735
Q4 2021Renaissance Technologies LLCBuy787,3001,270,800$117,206
Q4 2021Dodge & Cox Stock FundBuy649,3002,740,531$252,759

Frequently asked questions about LYB activity

  • Which institutional owners are buying LYB?

    Institutional owners buying LYB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in LYB activity?

    "Buy" means an investor increased their reported position in LYB compared to the prior reporting period. This reflects growing exposure to LYONDELLBASELL INDUSTRIES N (LYB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in LYB increasing?

    Institutional interest in LYB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.