Midday movers: Aetna, Ocwen Financial, GoPro & more By: CNBC.com News January 13, 2015 at 13:13 PM EST Take a look at some of Tuesday's midday movers: Read More >> Related Stocks: Aetna Amazon.com Apple Channeladvisor Corp Citigroup D.R.Horton Freeport-McMoRan Goodyear Tire & Rub Gopro Inc Cl A KB Home Lennar Corp Merck & Co Ocwen Financial Corp PulteGroup Tilly's Inc Toll Brothers Inc