Charles Schwab Investment Management Inc. lifted its position in SBA Communications Co. (NASDAQ:SBAC – Get Rating) by 3.7% in the 4th quarter, HoldingsChannel.com reports. The fund owned 1,097,629 shares of the technology company’s stock after buying an additional 38,852 shares during the period. Charles Schwab Investment Management Inc.’s holdings in SBA Communications were worth $307,676,000 […]