Insider Stock Trading History of Castleberry John K


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 Castleberry John K since year 2005. The trader's CIK number is 1195517. At the time of this reporting, Castleberry John K is the CEO of WBI Hold., In of Mdu Resources Group Inc . (stock ticker symbol MDU). See this page for all insider trading activities at Mdu Resources Group Inc .


Stock purchases, sales, and option exercises reported by insider Castleberry John K since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2005-05-18 MDU Mdu Resources Group Inc Sale 6,800 28.00 190,400
2005-05-17 MDU Mdu Resources Group Inc Sale 14,174 27.75 393,328
2005-05-16 MDU Mdu Resources Group Inc Sale 20,974 27.50 576,785
2005-05-12 MDU Mdu Resources Group Inc Sale 5,346 28.15 150,489

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 Castleberry John K (CEO of WBI Hold., In of Mdu Resources Group Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.