Clean Harbors rises to record after earnings

Clean Harbors employees assisted in the 2010 Gulf of Mexico oil spill.

Clean Harbors Inc., a provider of waste-management services, rose to its highest price since it went public 25 years ago after its earnings beat estimates. The Norwell company reported quarterly earnings of 72 cents a share, beating the average estimate of 49 cents of seven analysts compiled by Bloomberg. Revenue was $545.9 million, compared with $417.1 million a year earlier. Analysts had estimated $506.8 million. Annual sales increased to $1.98 billion from $1.73 billion in 2010.