Canadian National Railway (NYSE:CNI) reported quarterly earnings of $1.35 per share which missed the analyst consensus estimate of $1.92 by 29.54 percent. This is unchanged from the same period last year. The company reported quarterly sales of $3.086 billion which missed the analyst consensus estimate of $4.336 billion by 28.83 percent. This is a 2.47 percent decrease over sales of $3.164 billion the same period last year.