Hanover Insurance (THG) reported Q1 operating earnings late Wednesday of $3.87 per diluted share, up from $3.08 a year earlier.
Analysts polled by FactSet expected $3.45.
Net premiums written for the quarter ended March 31 were $1.51 billion, compared with $1.45 billion a year earlier.
Analysts surveyed by FactSet expected $1.55 billion.