Insider Stock Trading History of Owen Clarence B

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 Owen Clarence B since year 2005. The trader's CIK number is 1207305. At the time of this reporting, Owen Clarence B is the Vice President of Usg Corp . (stock ticker symbol usg). See this page for all insider trading activities at Usg Corp .

Stock purchases, sales, and option exercises reported by insider Owen Clarence B since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2006-05-11 USG Usg Corp Sale 12,000 109.38 1,312,572
2006-05-11 USG Usg Corp Option Ex 12,000 48.48 581,712

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 Owen Clarence B (Vice President of Usg Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.