Thornburg Investment Management Inc. lowered its stake in shares of CME Group Inc. (NASDAQ:CME – Free Report) by 9.9% in the 1st quarter, HoldingsChannel reports. The institutional investor owned 1,667,141 shares of the financial services provider’s stock after selling 183,080 shares during the quarter. CME Group accounts for 5.3% of Thornburg Investment Management Inc.’s portfolio, […]