Two sell-side firms doubled down on their bullish Activision Blizzard, Inc. ATVI stances this week and named upcoming game releases and an e-sports broadcasting deal with Walt Disney Co DIS's ESPN as some of the drivers behind the positive ratings. KeyBanc Capital Markets analyst Evan Wingren maintained an Overweight rating Activision Blizzard with a $90 price target.Bank of America Merrill Lynch analyst Justin Post maintained a Buy rating with a price objective of $85. Source