-- Calumet (CLMT) reported a Q1 loss Friday of $3.64 per diluted share, widening from a loss of $1.87 a year earlier.
Analysts surveyed by FactSet expected a loss of $0.33.
Revenue for the quarter ended March 31 was $1.03 billion, compared with $993.9 million a year earlier.
Analysts surveyed by FactSet expected $1 billion.
Calumet shares were down nearly 3% pre-bell Friday.