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A Gary Kolstad

Affiliations

  • President And Ceo at Carbo Ceramics Inc (CRR), 2020-02-04
Insider Trading: Purchases See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CRR $1.18 25,000 Officer, Director 537,650 2019-08-07 Filing
CRR $1.12 17,650 Officer, Director 512,650 2019-07-30 Filing
CRR $1.03 32,350 Officer, Director 495,000 2019-07-29 Filing
CRR $4.77 10,000 Officer, Director 395,651 2018-12-04 Filing
CRR $10.65 4,000 Officer, Director 385,651 2018-05-17 Filing
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CRR $18.90 2,800 Officer, Director 0 2016-03-02 Filing