Keithley Instruments Now Danaher Subsidiary

Advanced electrical test instruments and systems provider Keithley Instruments Inc. announced the recent completion of a merger with Aegean Acquisition Corp., an indirect wholly owned subsidiary of Danaher Corp.

Under the terms of the merger, all outstanding common shares and class B common shares of Keithley were converted into the right to receive $21.60 per share, in cash, without interest. Now an indirect wholly owned subsidiary of Danaher, the company’s shares have ceased to be traded on the New York Stock Exchange.

“We are pleased to have completed this transaction with Danaher, which we believe represents the best possible way to deliver maximum value to our shareholders,” said Joseph P. Keithley, chairman, president and CEO of Keithley

The previously announced merger agreement was dated Sept. 29, 2010, among all three parties.

For more information, visit: www.keithley.com