Insider Stock Trading History of Williamson Mark D


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 Williamson Mark D since year 2005. The trader's CIK number is 1481601. At the time of this reporting, Williamson Mark D is the Vice President of Marketing of Trecora Resources . (stock ticker symbol TREC). See this page for all insider trading activities at Trecora Resources .


Stock purchases, sales, and option exercises reported by insider Williamson Mark D since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2018-06-16 TREC Trecora Resources Option Ex 2,461 .00 0
2018-02-28 TREC Trecora Resources Option Ex 2,929 .00 0
2018-02-09 TREC Trecora Resources Option Ex 2,733 .00 0
2017-06-16 TREC Trecora Resources Option Ex 2,929 .00 0
2017-06-05 TREC Trecora Resources Sale 3,714 10.94 40,623
2017-06-02 TREC Trecora Resources Sale 6,286 10.88 68,404
2017-02-09 TREC Trecora Resources Option Ex 2,733 .00 0
2013-08-30 ARSD Trecora Resources Sale 2,235 7.96 17,790
2013-08-29 ARSD Trecora Resources Sale 7,765 8.10 62,919

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 Williamson Mark D (Vice President of Marketing of Trecora Resources at the time of this reporting) see the Securities and Exchange Commission (SEC) website.