Insider Stock Trading History of Schaal John Eric


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 Schaal John Eric since year 2005. The trader's CIK number is 1207392. At the time of this reporting, Schaal John Eric is the Corporate Secretary 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 Schaal John Eric since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2006-05-09 USG Usg Corp Option Ex 2,000 50.87 101,740
2006-05-09 USG Usg Corp Sale 2,000 111.02 222,036
2006-05-05 USG Usg Corp Sale 3,000 107.00 321,000
2006-05-05 USG Usg Corp Option Ex 3,000 49.64 148,935
2006-05-03 USG Usg Corp Sale 3,000 105.10 315,285
2006-05-03 USG Usg Corp Option Ex 3,000 48.42 145,260

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 Schaal John Eric (Corporate Secretary of Usg Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.