Insider NameBuy/SellCompany NameTickerAmountShares Change
Feb 28, 2023Mar 02, 2023Mattson Eric L
Dir
SellNov Inc.NOV$21.9$452,919-30.74%
May 25, 2022May 26, 2022Mattson Eric L
Dir
SellNov Inc.NOV$19.15$188,034-12.74%
Oct 28, 2021Oct 29, 2021Mattson Eric L
Dir
SellNov Inc.NOV$14.53$118,528-10.62%
Feb 12, 2020Feb 13, 2020Mattson Eric L
Dir
SellNational Oilwell Varco IncNOV$23.97$239,650-15.50%
Aug 06, 2019Aug 07, 2019Mattson Eric L
Dir
SellNational Oilwell Varco IncNOV$21.02$99,867-6.86%
Aug 05, 2019Aug 06, 2019Mattson Eric L
Dir
SellHolly Energy Partners LPHEP$27.55$55,100-38.48%
Aug 24, 2018Aug 28, 2018Mattson Eric L
Dir
SellNational Oilwell Varco IncNOV$45.35$503,873-15.40%
Aug 09, 2018Aug 10, 2018Mattson Eric L
Dir
SellNational Oilwell Varco IncNOV$45.65$198,020-5.67%
May 19, 2015May 20, 2015Mattson Eric L
Dir
BuyRex Energy CorpREXX$5.22$52,200+17.20%
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