April 21-30

An April 24 story, VeriSign Sinks on Name-Dropping and Rumors of a Miss, incorrectly reported that U.S. Bancorp Piper Jaffray has done banking business with VeriSign; in fact, it has not done any banking with VeriSign. (corrected april 24)

An April 27 story, "Crackdown on Big Pharma May Result in More Generics" incorrectly reported that the patent on Merck's (MRK:NYSE) asthma fighter Singulair would expire in February 2003. The correct date should have been Nov. 10, 2010.