CSX CORP (CSX) Stock Institutional Trading Activity


CSX CORP (CSX) 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 Third Point, Viking Global Investors, Kahn Brothers Group, Cullen Value Fund, and Sound Shore Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2024Renaissance Technologies LLCBuy469,700794,500$29,452
Q1 2024Sequoia Financial AdvisorsSell-24,04192,946$3,445,525
Q1 2024Viking Global InvestorsBuy823,8843,957,797$146,715,535
Q1 2024Cullen Value FundBuy1,66839,439$1,439,927
Q4 2023Kahn Brothers GroupSell-10850,320$1,745,000
Q4 2023Renaissance Technologies LLCSell-4,391,000324,800$11,261
Q4 2023Sequoia Financial AdvisorsBuy84,352116,987$4,055,937
Q4 2023Causeway Capital ManagementBuy250,2701,611,661$55,876,252
Q4 2023Viking Global InvestorsSell-7,506,9153,133,913$108,652,764
Q4 2023Cullen Value FundBuy37,77137,771$1,309,536
Q3 2023Kahn Brothers GroupBuy50,42850,428$1,551,000
Q3 2023Sequoia Financial AdvisorsBuy1,57132,635$1,003,532
Q3 2023Causeway Capital ManagementBuy364,5851,361,391$41,862,797
Q3 2023Viking Global InvestorsSell-2,166,12310,640,828$327,205,461
Q2 2023Sequoia Financial AdvisorsBuy2,33631,064$1,059,298
Q2 2023Causeway Capital ManagementSell-3,387,569996,806$33,991,070
Q2 2023Viking Global InvestorsSell-9,250,16812,806,951$436,717,029
Q1 2023Renaissance Technologies LLCBuy1,000,3004,715,800$141,191
Q1 2023Sequoia Financial AdvisorsBuy90128,728$860,109
Q1 2023Viking Global InvestorsBuy6,508,99622,057,119$660,390,143
Q4 2022Renaissance Technologies LLCSell-6,653,0003,715,500$115,106
Q4 2022Mairs & Power Growth FundSell-4,50010,087$312,495
Q4 2022Sequoia Financial AdvisorsBuy10,33627,827$862,078
Q4 2022Egerton Capital UKSell-8,564,1097,574,429$234,655,810
Q4 2022Viking Global InvestorsBuy14,703,94115,548,123$481,680,851
Q3 2022Mairs & Power Growth FundSell-1,42014,587$389
Q3 2022Sequoia Financial AdvisorsBuy76617,491$466
Q3 2022Third PointSell-2,215,0002,750,000$73,260
Q3 2022Renaissance Technologies LLCSell-1,161,00010,368,500$276,217
Q3 2022Egerton Capital UKSell-6,121,56916,138,538$429,931

Frequently asked questions about CSX activity

  • Which institutional owners are buying CSX?

    Institutional owners buying CSX 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 CSX activity?

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

  • Is institutional interest in CSX increasing?

    Institutional interest in CSX 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.