 Research Analysts upgrades for Friday, February 7th: Alnylam Pharmaceuticals NASDAQ:ALNY was upgraded by analysts at BidaskClub from a buy rating to a strong-buy rating. Applied Materials NASDAQ:AMAT was upgraded by analysts at BidaskClub from a hold rating to a buy rating. Astec Industries NASDAQ:ASTE was upgraded by analysts at BidaskClub from a buy rating to ... 