Snowflake (SNOW) stock rallied Wednesday on positive analyst commentary from UBS.UBS analyst Karl Keirstead raised his price target for Snowflake stock to 310 from 285 while reiterating a buy rating, through a note to clients late Tuesday. Snowflake stock rose more than 5% to 248.71 on the stock market today. Shares of the cloud-based data software provider have gained more than 60% year to date.Keirstead offered the analysis of Snowflake after attending a customer event last week hosted by the company, as ...