Northstar Asset Management LLC trimmed its position in Comcast Co. (NASDAQ:CMCSA – Free Report) by 3.0% in the fourth quarter, Holdings Channel.com reports. The institutional investor owned 25,035 shares of the cable giant’s stock after selling 780 shares during the period. Northstar Asset Management LLC’s holdings in Comcast were worth $1,098,000 as of its most […] Read this story