Cincinnati Financial (CINF) reported a Q1 non-GAAP operating loss late Monday of $0.24 per diluted share, compared with earnings of $1.72 from a year earlier.
Analysts polled by FactSet expected a $0.62 loss.
Revenue for the quarter ended March 31 was $2.57 billion, down from $2.94 billion a year earlier.
Analysts polled by FactSet expected $2.64 billion.