LBRT | Liberty Energy |
HLX | Helix Energy Solutions Group |
NR | Newpark Resources |
PUMP | ProPetro |
SOI | Solaris Oilfield Infrastructure |
GEOS | Geospace |
SLCA | U.S. Silica |
NINE | Nine Energy Service |
NEX | NexTier Oilfield Solutions |
MRC | MRC Global |
NGS | Natural Gas Services Group |
RNGR | Ranger Energy Services |