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Home > Insider Trading > D Mark Williamson > Profile

D Mark Williamson

Affiliations

  • Vice President Of Marketing at Trecora Resources (TREC), 2018-06-18
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
Trecora Resources
 TREC $10.94 3,714 Officer 20,563 2017-06-05 Filing
Trecora Resources
 TREC $10.88 6,286 Officer 24,277 2017-06-02 Filing
Arabian American Development Co
 ARSD $7.96 2,235 Officer 10,000 2013-08-30 Filing
Arabian American Development Co
 ARSD $8.10 7,765 Officer 12,235 2013-08-29 Filing