STEEL DYNAMICS INC (STLD) Stock Institutional Trading Activity


STEEL DYNAMICS INC (STLD) 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 Sequoia Financial Advisors 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
Q3 2025Sequoia Financial AdvisorsBuy3906,346$884,892
Q2 2025Sequoia Financial AdvisorsBuy1535,956$762,414
Q1 2025Sequoia Financial AdvisorsBuy915,803$725,853
Q4 2024Sequoia Financial AdvisorsBuy1,0215,712$651,595
Q4 2024Renaissance Technologies LLCSell-110,53812,900$1,471,503
Q3 2024Sequoia Financial AdvisorsSell-854,691$591,406
Q3 2024Renaissance Technologies LLCSell-67,062123,438$15,563,063
Q2 2024Sequoia Financial AdvisorsBuy564,776$618,446
Q2 2024Renaissance Technologies LLCBuy126,600190,500$24,669,750
Q1 2024Sequoia Financial AdvisorsSell-7184,720$699,583
Q4 2023Sequoia Financial AdvisorsBuy1,2205,438$642,278
Q3 2023Sequoia Financial AdvisorsBuy314,218$452,254
Q2 2023Sequoia Financial AdvisorsSell-1974,187$456,090
Q1 2023Sequoia Financial AdvisorsSell-124,384$495,656
Q4 2022Renaissance Technologies LLCSell-287,30063,900$6,243
Q4 2022Sequoia Financial AdvisorsBuy2464,396$429,489
Q2 2022Renaissance Technologies LLCBuy215,200351,200$23,232
Q1 2022Sequoia Financial AdvisorsBuy4,1504,150$346
Q1 2022Renaissance Technologies LLCSell-1,683136,000$11,346
Q1 2021Renaissance Technologies LLCSell-1,463,489137,683$6,989
Q4 2020Renaissance Technologies LLCSell-1,393,0131,601,172$59,035
Q3 2020Renaissance Technologies LLCSell-299,6002,994,185$85,724
Q2 2020Renaissance Technologies LLCBuy331,6003,293,785$85,935
Q1 2020Renaissance Technologies LLCBuy424,3852,962,185$66,768
Q4 2019Renaissance Technologies LLCBuy86,4002,537,800$86,387
Q3 2019Renaissance Technologies LLCBuy559,7002,451,400$73,052
Q2 2019Renaissance Technologies LLCBuy1,555,9001,891,700$57,129
Q1 2019Renaissance Technologies LLCSell-489,900335,800$11,844
Q4 2018Renaissance Technologies LLCBuy728,400825,700$24,804
Q4 2017Renaissance Technologies LLCSell-1,166,50097,300$4,197

Frequently asked questions about STLD activity

  • Which institutional owners are buying STLD?

    Institutional owners buying STLD 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 STLD activity?

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

  • Is institutional interest in STLD increasing?

    Institutional interest in STLD 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.