Marshall Wace LLP raised its holdings in Turkcell Iletisim Hizmetleri A.S. (NYSE:TKC – Get Rating) by 64.1% during the 3rd quarter, according to the company in its most recent Form 13F filing with the SEC. The fund owned 103,285 shares of the Wireless communications provider’s stock after purchasing an additional 40,349 shares during the quarter. […]