Apple today announced financial results for its 13-week fiscal 2013 first quarter ended December 29, 2012. The Company posted record quarterly revenue of $54.5 billion and record quarterly net profit of $13.1 billion, or $13.81 per diluted share. These results compare to revenue of $46.3 billion and net profit of $13.1 billion, or $13.87 per diluted share, in the 14-week year-ago quarter. Gross margin was 38.6 percent compared to 44.7 percent in the year-ago quarter. International sales accounted for 61 percent of the quarter's revenue.