BlackRock Inc. raised its holdings in China Online Education Group (NYSE:COE – Get Rating ) by 20.9% in the 3rd quarter, according to the company in its most recent 13F filing with the SEC. The fund owned 57,142 shares of the company’s stock after purchasing an additional 9,862 shares during the quarter. BlackRock Inc.’s holdings in China Online Education Group were worth $149,000 as of its most recent SEC filing. A number of other institutional investors and hedge funds have also modified their holdings of COE. State Street Corp increased its stake in shares of China Online Education Group by...