Stocks making the biggest moves after hours: IBK, WAL, OMC

The Western Alliance Bank logo is seen on a smartphone. Sopa Images | Lightrocket | Getty Images Check out the companies making headlines after hours. Interactive brokers — Interactive Brokers fell 2.6% after the brokerage firm’s second-quarter earnings missed estimates. The firm reported adjusted earnings of $1.32 per share, which was weaker than consensus estimates […]