Steel Dynamics Q3 Profits Climb, Beating Market Estimates

The aluminium and biocarbon teams reported incredible performance during the quarter.

SEATTLE (Scrap Monster): 

Steel Dynamics, Inc. announced its third-quarter 2025 financial results, reporting robust growth across key segments. The company posted a net income of $404 million ($2.74 per diluted share), up from $299 million ($2.01 per share) in Q2 2025 and $318 million ($2.05 per share) in Q3 2024. Net sales reached $4.8 billion, with an operating income of $508 million for the quarter.

Aluminum and Biocarbon Segments Excel

The company’s aluminum and biocarbon teams delivered exceptional results. SDI produced finished aluminum flat-rolled products for the industrial and beverage can sectors, along with hot band for the automotive sector, achieving customer qualification ahead of schedule. The SDI Biocarbon Solutions team successfully implemented biocarbon as a carbon replacement at the Columbus Flat Roll Steel Division, enhancing operational efficiency.

Segment-wise Operating Income

  • Steel operations: $498 million

  • Steel fabrication operations: $107 million

  • Metals recycling operations: $32 million

All segments reported higher operating income compared to Q2 2025, reflecting strong performance and market demand.

Steel Dynamics’ Q3 results underscore the company’s robust financial health, operational efficiency, and successful innovation in aluminum and biocarbon products.

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