BORGWARNER INC (BWA) Stock Institutional Trading Activity


BORGWARNER INC (BWA) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Turtle Creek Asset Management, Renaissance Technologies LLC, Cullen Value Fund, Sequoia Financial Advisors, and Ariel Appreciation Fund. 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
Q2 2019Renaissance Technologies LLCSell-130,10755,693$2,338
Q2 2019Olstein Capital ManagementBuy12,000159,000$6,675
Q2 2019Turtle Creek Asset ManagementSell-255,6502,310,451$96,993
Q1 2019Ariel Appreciation FundSell-10,3761,724,553$66,240
Q1 2019Olstein Capital ManagementSell-19,120147,000$5,646
Q1 2019Renaissance Technologies LLCBuy177,800185,800$7,137
Q1 2019Turtle Creek Asset ManagementSell-90,8492,566,101$98,564
Q4 2018Ariel Appreciation FundBuy38,7591,734,929$60,271
Q4 2018Renaissance Technologies LLCSell-580,8008,000$278
Q4 2018Olstein Capital ManagementBuy12,120166,120$5,771
Q4 2018Turtle Creek Asset ManagementBuy1,091,6002,656,950$92,302
Q3 2018Ariel Appreciation FundSell-6661,696,170$72,562
Q3 2018Olstein Capital ManagementBuy19,000154,000$6,588
Q3 2018Renaissance Technologies LLCSell-162,300588,800$25,189
Q3 2018Turtle Creek Asset ManagementBuy339,5001,565,350$66,966
Q2 2018Ariel Appreciation FundSell-17,8201,696,836$73,235
Q2 2018Olstein Capital ManagementBuy34,000135,000$5,827
Q2 2018Turtle Creek Asset ManagementBuy265,7501,225,850$52,908
Q1 2018Ariel Appreciation FundBuy124,1991,714,656$86,127
Q1 2018Olstein Capital ManagementBuy29,000101,000$5,073
Q1 2018Renaissance Technologies LLCBuy428,100751,100$37,728
Q1 2018Turtle Creek Asset ManagementBuy68,850960,100$48,226
Q4 2017Ariel Appreciation FundSell-130,6521,590,457$81,256
Q4 2017Olstein Capital ManagementSell-8,00072,000$3,678
Q4 2017Renaissance Technologies LLCBuy194,800323,000$16,502
Q4 2017Turtle Creek Asset ManagementSell-259,900891,250$45,534
Q3 2017Ariel Appreciation FundSell-6,4821,721,109$88,172
Q3 2017Olstein Capital ManagementSell-10,00080,000$4,098
Q3 2017Renaissance Technologies LLCSell-212,600128,200$6,568
Q3 2017Turtle Creek Asset ManagementSell-630,1501,151,150$58,973

Frequently asked questions about BWA activity

  • Which institutional owners are buying BWA?

    Institutional owners buying BWA 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 BWA activity?

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

  • Is institutional interest in BWA increasing?

    Institutional interest in BWA 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.