Insider NameBuy/SellCompany NameTickerAmountShares Change
Aug 21, 2024Aug 22, 2024Demski David M
Dir
BuyAlphatec Holdings, Inc.ATEC$5.67$283,500+14.77%
Aug 02, 2024Aug 05, 2024Demski David M
Dir
BuyAlphatec Holdings, Inc.ATEC$6.56$262,400+14.37%
Nov 09, 2023Nov 13, 2023Demski David M
Dir
BuyAlphatec Holdings, Inc.ATEC$10.5$315,000+14.17%
Apr 23, 2021Apr 27, 2021Demski David M
Pres
CEO
SellGlobus Medical IncGMED$71.54$19M-0
Dec 16, 2020Dec 18, 2020Demski David M
Pres
CEO
SellGlobus Medical IncGMED$64.2$14M-0
Aug 06, 2020Dec 18, 2020Demski David M
Pres
CEO
SellGlobus Medical IncGMED$56.39$19M-68.91%
Aug 06, 2020Aug 10, 2020Demski David M
Pres
CEO
SellGlobus Medical IncGMED$56.39$19M-0
Apr 18, 2018Apr 20, 2018Demski David M
CEO
SellGlobus Medical IncGMED$51$8M-50.04%
Apr 12, 2018Apr 16, 2018Demski David M
CEO
SellGlobus Medical IncGMED$51$3M-25.48%
Feb 26, 2015Mar 02, 2015Demski David M
Pres
COO
SellGlobus Medical IncGMED$26$845,260-17.93%
Mar 06, 2014Mar 10, 2014Demski David M
Pres
COO
SellGlobus Medical IncGMED$25.83$7M-59.94%
Jan 15, 2014Jan 16, 2014Demski David M
Pres
COO
SellGlobus Medical IncGMED$20.51$2M-20.25%
Dec 31, 2013Jan 02, 2014Demski David M
Pres
COO
SellGlobus Medical IncGMED$20.25$64,537-0.66%
Dec 18, 2013Dec 21, 2013Demski David M
Pres
COO
SellGlobus Medical IncGMED$19.75$987,500-9.41%
Nov 26, 2013Nov 27, 2013Demski David M
Pres
COO
SellGlobus Medical IncGMED$19.25$718,468-6.56%
Oct 31, 2013Nov 04, 2013Demski David M
Pres
COO
SellGlobus Medical IncGMED$18.59$2M-16.54%
Aug 22, 2013Aug 26, 2013Demski David M
Pres
COO
SellGlobus Medical IncGMED$17.95$792,564-6.09%
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