Carol Devine Miller bought between 15,001 and 50,000 shares of GD on 28 July.
Thomas H Tuberville sold between 15,001 and 50,000 shares of GD on 18 October.
John P Ricketts sold between 100,001 and 250,000 shares of GD on 21 September.
Scott Franklin bought between 50,001 and 100,000 shares of GD on 7 August.
