24 filings
SC 13D/A
DHR
Danaher Corp.
9 Dec 10
KEITHLEY INSTRUMENTS / DANAHER ownership change
12:00am
SC 13D/A
KEI
Keithley Instruments Inc
9 Dec 10
KEITHLEY INSTRUMENTS / KEITHLEY JOSEPH P ownership change
12:00am
SC 13D/A
Gamco Investors Inc
9 Dec 10
KEITHLEY INSTRUMENTS / GAMCO INVESTORS, INC. ET AL ownership change
12:00am
SC 13D/A
Gamco Investors Inc
16 Nov 10
KEITHLEY INSTRUMENTS / GAMCO INVESTORS, INC. ET AL ownership change
12:00am
SC 13D/A
Gamco Investors Inc
13 Oct 10
KEITHLEY INSTRUMENTS / GAMCO INVESTORS, INC. ET AL ownership change
12:00am
SC 13D
209wxhtp2lunxflk
8 Oct 10
KEITHLEY INSTRUMENTS / GAMCO INVESTORS, INC. ET AL ownership change
12:00am
SC 13D
q8i5zaiual8448y6s
7 Oct 10
KEITHLEY INSTRUMENTS / DANAHER ownership change
12:00am
SC 13D/A
zc498jku3xytsnfz6xx1
5 Oct 10
KEITHLEY INSTRUMENTS / KEITHLEY JOSEPH P ownership change
12:00am
11-K
vsb43i
28 Jun 10
Annual report of employee stock purchases
12:00am
SC 13D/A
3mmxb2ydpmpvxjfi
9 Apr 10
KEITHLEY INSTRUMENTS / KEITHLEY JOSEPH P ownership change
12:00am
SC 13D/A
20slafp3f6zdx
8 Jan 10
KEITHLEY INSTRUMENTS / KEITHLEY JOSEPH P ownership change
12:00am
11-K
csje l3wl
24 Jun 09
Annual report of employee stock purchases
12:00am
11-K
ixnrq7c m7
16 Jun 08
Annual report of employee stock purchases
12:00am
11-K
tqj2jz6li3q dm6jua
15 Jun 07
Annual report of employee stock purchases
12:00am
11-K
iwt8vdj6ta 3wgu
28 Jun 06
Annual report of employee stock purchases
12:00am
11-K
8crvq0ugku5v vintn
27 Jun 05
Annual report of employee stock purchases
12:00am
11-K
ej73g1xbmsg
21 Jun 04
Annual report of employee stock purchases
12:00am
11-K
bqzb0f4f
30 Jun 03
Annual report of employee stock purchases
12:00am
11-K
prvbhlmyx210pij16
27 Jun 02
Annual report of employee stock purchases
12:00am
11-K
eav 6cm1u8r0h
29 Jun 01
Annual report of employee stock purchases
12:00am