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Insider NameBuy/SellCompany NameTickerAmountShares Change
Apr 11, 2022Apr 12, 2022Chisholm John
Dir
SellNatural Gas Services Group IncNGS$11.79$5,895-5.38%
Apr 01, 2022Apr 01, 2022Chisholm John
Dir
SellNatural Gas Services Group IncNGS$10.68$16,020-13.90%
Mar 29, 2022Mar 31, 2022Chisholm John
Dir
SellNatural Gas Services Group IncNGS$11.92$35,750-21.75%
Sep 14, 2021Sep 14, 2021Chisholm John
Dir
SellNatural Gas Services Group IncNGS$9.97$69,790-33.67%
Aug 26, 2021Aug 30, 2021Chisholm John
Dir
SellNatural Gas Services Group IncNGS$9.37$56,245-22.39%
Dec 10, 2019Dec 12, 2019Chisholm John
Dir
Pres
CEO
SellFlotek Industries Inc/cn/FTK$1.78$44,500-2.06%
Oct 29, 2019Nov 01, 2019Chisholm John
Dir
Pres
CEO
SellFlotek Industries Inc/cn/FTK$2.04$51,000-2.02%
Aug 29, 2019Aug 30, 2019Chisholm John
Dir
Pres
CEO
SellFlotek Industries Inc/cn/FTK$2.18$54,500-1.98%
Jul 01, 2019Jul 03, 2019Chisholm John
Dir
Pres
CEO
SellFlotek Industries Inc/cn/FTK$3.28$229,280-5.33%
Jan 08, 2019Jan 09, 2019Chisholm John
Dir
SellNatural Gas Services Group IncNGS$18.2$45,500-18.57%
May 15, 2018May 16, 2018Chisholm John
COB
Pres
CEO
BuyFlotek Industries Inc/cn/FTK$3.41$114,552+2.77%
Mar 28, 2018Mar 28, 2018Chisholm John
Dir
SellNatural Gas Services Group IncNGS$23.2$104,655-29.15%
Mar 23, 2018Mar 27, 2018Chisholm John
Dir
SellNatural Gas Services Group IncNGS$24.13$396,463-51.50%
Dec 27, 2017Dec 29, 2017Chisholm John
Dir
SellNatural Gas Services Group IncNGS$26.05$101,595-12.29%
Dec 29, 2016Jan 03, 2017Chisholm John
Dir
SellNatural Gas Services Group IncNGS$31.76$34,936-4.61%
Aug 10, 2015Aug 11, 2015Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$18.47$2M-13.07%
Nov 21, 2014Nov 24, 2014Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$23.09$1M-12.63%
Apr 14, 2014Apr 16, 2014Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$29.12$582,490-4.34%
Feb 04, 2014Feb 05, 2014Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$20.91$1M-11.44%
Jan 07, 2014Jan 08, 2014Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$19.37$774,772-8.39%
Oct 28, 2013Oct 29, 2013Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$22.39$291,026-2.65%
Aug 15, 2013Aug 16, 2013Chisholm John
COB
Pres
CEO
SellFlotek Industries Inc/cn/FTK$18.91$945,690-9.26%