SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0000950123-10-091445
Form type: SC 13D
Filer: KEITHLEY INSTRUMENTS INC
CIK: CIK 54991
Filed: Oct 05, 2010
Reporting period: Sep 29, 2010
Description: Activist stake

Documents

0000950123-10-091445-index.htm

Complete submission

0000950123-10-091445.txt

directory listing

Filed by

KEITHLEY INSTRUMENTS INC