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Basic Materials > Oil Gas Equipment Services > Gulfmark Offshore Inc (GLF):

Monthly insider trade sell & buy 5 month 1 year 2 years 5 years
Monthly insider trades : GLF
Nov13Dec13Feb14Mar14Apr14
Buy Volume 9151639392800280040
Sale Volume 00063040

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Short interest : Gulfmark Offshore Inc, more insider from : Ownership & insider Summary : More researchs with these providers for symbol GLF