Steel Dynamics (STLD) reported Q4 earnings late Wednesday of $1.36 per diluted share, down from $2.61 a year earlier.
Four analysts polled by FactSet expected $1.31.
Net sales in the three months ended Dec. 31 fell to $3.87 billion from $4.23 billion a year earlier.
Analysts surveyed by FactSet expected $3.97 billion.