Cameron International Corp $0 Ion Geophysical Corp $0 Comfort Systems USA Inc $38,789,135 HollyFrontier Corp $2,791,659 Forum Energy Technologies, Inc. $1,930,649 NCS Multistage Holdings, Inc. $4,975,101 Hf Sinclair Corp $7,637,922 Cameron International Corp $0 Ion Geophysical Corp $0 Comfort Systems USA Inc $38,789,135 HollyFrontier Corp $2,791,659 Forum Energy Technologies, Inc. $1,930,649 NCS Multistage Holdings, Inc. $4,975,101 Hf Sinclair Corp $7,637,922