Research In Motion ( RIMM) fell 13.3% to $123.46 after reporting earnings just shy of analysts' expectations as well as a lower-than-expected outlook. For the first quarter, the Canadian wireless company earned $482.5 million, or 84 cents per share, compared with $223.2 million, or 39 cents per share, the previous year. Revenue rose to $2.24 billion from $1.08 billion a year earlier. Analysts expected earnings to be 85 cents per share on revenue of $2.27 billion. For the second quarter, RIM expects to earn 84 cents to 89 cents per share on revenue of $2.55 billion to $2.65 billion; analysts estimated earnings of 90 cents a share on revenue of $2.44 billion.