Palo Alto Networks (NYSE: PANW) kicked off the year with a bang, rising nearly 13% so far in January, nearly 4% since competitor Check Point Software (NASDAQ: CHKP) reported finishing 2016 with another solid quarter. However, Palo Alto investors have seen this movie before. Palo Alto stock was flying high with its string of reporting 50% quarterly jumps in revenue each quarter, which ended earlier this year.