Keithley Instruments Inc (KEI) - Insider Trading

Insider Trading: Purchases
Insider Price Amount Relationship Remaining Holdings Date Form 4
$5.50 312 Large Shareholder, Officer, Director 139,152 2010-02-05 Filing
$5.50 700 Large Shareholder, Officer, Director 138,840 2010-02-04 Filing
$5.48 300 Large Shareholder, Officer, Director 138,140 2010-02-04 Filing
$5.47 500 Large Shareholder, Officer, Director 137,840 2010-02-04 Filing
$5.50 500 Large Shareholder, Officer, Director 137,340 2010-01-28 Filing
$5.49 700 Large Shareholder, Officer, Director 136,840 2010-01-28 Filing
$5.48 312 Large Shareholder, Officer, Director 136,140 2010-01-28 Filing
$5.47 300 Large Shareholder, Officer, Director 135,828 2010-01-28 Filing
$5.47 500 Large Shareholder, Officer, Director 135,528 2010-01-22 Filing
$5.45 500 Large Shareholder, Officer, Director 135,028 2010-01-22 Filing
$5.40 100 Large Shareholder, Officer, Director 134,528 2010-01-22 Filing
$5.50 100 Large Shareholder, Officer, Director 134,428 2010-01-21 Filing
$5.35 836 Large Shareholder, Officer, Director 134,328 2010-01-12 Filing
$5.47 1,000 Large Shareholder, Officer, Director 133,492 2010-01-11 Filing
$4.72 300 Large Shareholder, Officer, Director 132,492 2010-01-05 Filing
$4.70 699 Large Shareholder, Officer, Director 132,192 2010-01-05 Filing
$4.77 1,000 Large Shareholder, Officer, Director 131,493 2010-01-04 Filing
$4.63 100 Large Shareholder, Officer, Director 130,493 2010-01-04 Filing
$4.54 500 Large Shareholder, Officer, Director 130,393 2009-12-29 Filing
$4.53 300 Large Shareholder, Officer, Director 129,893 2009-12-29 Filing