Apple has announced results for its third fiscal quarter, which ended on June 26th. Revenue reached $15.7 billion, generating a net quarterly profit of $3.25 billion, or $3.51 per diluted share. The results are up substantially year-over-year, as Q3 2009 had revenue of $9.73 billion, and a net profit of $1.83 billion, or $2.01 per share. Gross margin was 39.1 percent in 2010 versus 2009's 40.9 percent. Apple notes that international sales accounted for 52 percent of quarterly revenue.