comcast corp further pruned its stake in buzzfeed inc in recent days though to a smaller degree than with past stock sales the media giant disclosed in a tuesday filing with the securities and exchange commission that it sold more than 524000 shares of buzzfeed on feb 16 and feb 21 the sales brought comcast’s cmcsa stake in buzzfeed bzfd to 1548 from 1590 at the time of the company lastdisclosed stock sale earlier this month