Insider Stock Trading History of Hoersten Mark A


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Hoersten Mark A since year 2005. The trader's CIK number is 1232686. At the time of this reporting, Hoersten Mark A is the VP Business Manageme of Keithley Instruments Inc . (stock ticker symbol KEI). See this page for all insider trading activities at Keithley Instruments Inc .


Stock purchases, sales, and option exercises reported by insider Hoersten Mark A since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2010-10-27 KEI Keithley Instruments Inc Option Ex 5,700 .00 0
2009-06-08 KEI Keithley Instruments Inc Option Ex 1,000 4.12 4,125
2008-11-06 KEI Keithley Instruments Inc Option Ex 3,375 .00 0
2007-07-31 KEI Keithley Instruments Inc Option Ex 1,200 5.72 6,861

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Hoersten Mark A (VP Business Manageme of Keithley Instruments Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.