CDK Perforating
Private
Not directly investable
SectorEnergy
CountryUnited States
You can't buy this directly — but you can invest in the public parent:
Nine Energy Service, Inc.
NINE
Exxon Mobil Corporation 
Chevron Corporation 
ConocoPhillips 
The Williams Companies, Inc. 
Enterprise Products Partners L.P. 
SLB N.V.