Insider Stock Trading History of Martin Mary 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 Martin Mary A. since year 2005. The trader's CIK number is 1468581. At the time of this reporting, Martin Mary A. 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 Martin Mary A. since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-02-13 [USG] Usg Corp Sale 8,000 32.65 261,168
2017-02-08 USG Usg Corp Option Ex 2,556 .00 0
2016-05-16 [USG] Usg Corp Sale 5,000 28.20 141,020
2016-02-10 [USG] Usg Corp Option Ex 1,276 .00 0
2015-02-11 USG Usg Corp Option Ex 1,513 .00 0
2013-05-22 USG Usg Corp Sale 13,315 28.70 382,100
2012-12-06 USG Usg Corp Sale 6,027 24.77 149,294

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 Martin Mary A. (Vice President of Usg Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.