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Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001037389-09-000296
Filing Date
2009-02-13
Accepted
2009-02-13 10:41:35
Documents
1
Group Members
JAMES H. SIMONS

Document Format Files

Seq Description Document Type Size
1 kei.txt SC 13G/A 11642
  Complete submission text file 0001037389-09-000296.txt   13572
Mailing Address
Business Address 28775 AURORA RD SOLON OH 44139 2162480400
KEITHLEY INSTRUMENTS INC (Subject) CIK: 0000054991 (see all company filings)

IRS No.: 340794417 | State of Incorp.: OH | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-37166 | Film No.: 09599047
SIC: 3825 Instruments For Meas & Testing of Electricity & Elec Signals

Mailing Address 800 THIRD AVE 33RD FLOOR NEW YORK NY 10022
Business Address 800 THIRD AVE 33TH FL NEW YORK NY 10022 2124866780
RENAISSANCE TECHNOLOGIES LLC (Filed by) CIK: 0001037389 (see all company filings)

IRS No.: 260385758 | Fiscal Year End: 1231
Type: SC 13G/A