A $500 price target almost always grabs attention, regardless of which analyst makes that call. However, it carries a lot more weight when it comes from someone who has covered the stock for years, with a solid track record to back it up. That’s the case with Kevin Cassidy of Rosenblatt Securities, who just took his price target on Micron (MU) stock to a whole new level. The veteran analyst just lifted his price target on Micron from$300 to a Street-high $500 after the company posted a blowout fiscal ...