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A Ronald Ballschmiede


  • Evp & Cfo at Sterling Construction Co Inc (STRL), 2020-03-05
  • Director at Semgroup Corp (SEMG), 2019-12-06
  • Director at Rose Rock Midstream L.p. (RRMS), 2016-09-30
  • Executive Vice President & Cfo at Chicago Bridge & Iron Co N V (CBI), 2015-03-31
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CBI $45.52 44,058 Officer 161,416 2015-03-16 Filing
SEMG $67.96 538 Director 15,358 2014-06-02 Filing
SEMG $67.91 300 Director 15,896 2014-06-02 Filing
CBI $81.05 921 Officer 169,773 2014-02-24 Filing
CBI $80.34 17,550 Officer 170,694 2014-02-24 Filing