Gamma Communications PLC (LON:GAMA) insider Andrew Jonathan Stone sold 21,000 shares of the company’s stock in a transaction on Tuesday, November 29th. The stock was sold at an average price of GBX 475 ($5.89), for a total value of £99,750 ($123,743.95). Andrew Jonathan Stone also recently made the following trade(s): On Friday, November 25th, Andrew […]