The stock fell $9.52, or 10%, to $83 in after-hours action after having gained 4% during the regular session.
The company forecast full-year revenue of $4.9 billion down from expectations of from $5.2 billion.
Electronic Arts posted earnings of 86 cents a share on revenue of $1.3 billion for its fiscal third quarter. The company had been expected to report earnings of $1.94 a share on sales of $1.8 billion, based on a FactSet survey of 30 analysts.
"Q3 was a difficult quarter for Electronic Arts and we did not perform to our expectations," said Andrew Wilson, CEO of Electronic Arts in a statement.