 AQR Capital Management LLC reduced its stake in shares of CorVel Co. NASDAQ:CRVL by 51.7 during the 2nd quarter, HoldingsChannel reports. The institutional investor owned 66,493 shares of the business services providers stock after selling 71,169 shares during the quarter. AQR Capital Management LLCs holdings in CorVel were worth 4,714,000 at the end of the ... 