KEITHLEY INSTRUMENTS INC (KEI) [Rocket]

Date Filed	Type	Description
11/15/2010	DEFA14A	Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
11/04/2010	DEFA14A	Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
10/28/2010	DEFA14A	Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
10/25/2010	DEFA14A	Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
10/25/2010	DEFM14A	Form DEFM14A - Definitive proxy statement relating to merger or acquisition
09/29/2010	DEFA14A	Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material
12/29/2009	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/31/2008	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/28/2007	DEF 14A	Form DEF 14A - Other definitive proxy statements
01/04/2007	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/29/2005	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/22/2004	DEF 14A	Form DEF 14A - Other definitive proxy statements
01/06/2004	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/27/2002	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/28/2001	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/29/2000	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/30/1999	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/30/1998	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/29/1997	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/23/1996	DEF 14A	Form DEF 14A - Other definitive proxy statements
12/22/1995	DEF 14A	Form DEF 14A - Other definitive proxy statements