Insider Stock Trading History of Kobayashi Katsuhiko


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 Kobayashi Katsuhiko since year 2005. The trader's CIK number is 1049647. At the time of this reporting, Kobayashi Katsuhiko is the Director of Oyo Geospace Corp . (stock ticker symbol OYOG). See this page for all insider trading activities at Oyo Geospace Corp .


Stock purchases, sales, and option exercises reported by insider Kobayashi Katsuhiko since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2009-01-09 OYOG Oyo Geospace Corp Buy 2,268 20.00 45,360
2009-01-12 OYOG Oyo Geospace Corp Buy 2,811 19.07 53,605
2009-01-02 OYOG Oyo Geospace Corp Buy 3,271 18.79 61,462
2008-12-31 OYOG Oyo Geospace Corp Buy 6,200 17.42 108,004
2008-12-30 OYOG Oyo Geospace Corp Buy 7,504 17.14 128,618
2008-12-29 OYOG Oyo Geospace Corp Buy 9,816 17.42 170,994
2008-12-24 OYOG Oyo Geospace Corp Buy 2,798 17.02 47,621
2008-12-26 OYOG Oyo Geospace Corp Buy 5,000 16.81 84,050
2008-12-22 OYOG Oyo Geospace Corp Buy 10,000 17.00 170,000
2008-12-23 OYOG Oyo Geospace Corp Buy 5,000 16.90 84,500
2008-12-19 OYOG Oyo Geospace Corp Buy 7,503 17.57 131,827
2008-12-18 OYOG Oyo Geospace Corp Buy 5,100 17.49 89,198
2008-12-16 OYOG Oyo Geospace Corp Buy 5,000 17.03 85,150
2008-12-17 OYOG Oyo Geospace Corp Buy 3,435 18.00 61,830
2008-12-12 OYOG Oyo Geospace Corp Buy 4,800 18.45 88,560
2008-12-15 OYOG Oyo Geospace Corp Buy 7,294 16.59 121,007
2008-12-11 OYOG Oyo Geospace Corp Buy 7,200 17.52 126,144
2008-12-10 OYOG Oyo Geospace Corp Buy 5,000 16.16 80,800
2007-03-06 OYOG Oyo Geospace Corp Buy 9,450 68.74 649,593
2007-02-14 OYOG Oyo Geospace Corp Buy 31,500 68.50 2,157,750
2005-08-12 OYOG Oyo Geospace Corp Sale 1,400,000 18.50 25,900,000

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 Kobayashi Katsuhiko (Director of Oyo Geospace Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.