	普通股股本		日
Baker Hughes	USD 992M	5M	2026-03
Calfrac Well Services	CAD 100.38M	12.75M	2026-03
Canadian Energy Services	CAD 210.32M	668K	2026-06
Core Laboratories	USD 46.56M	476K	2025-12
Dril Quip	USD 69.08M	68.73M	2025-12
Enerflex	CAD 121.8M	235K	2025-12
FMC Technologies	USD 392.8M	5.9M	2026-06
Halliburton	USD 835.4M	240K	2026-06
Helix Energy Solutions	USD 147.38M	86K	2026-06
Helmerich & Payne	USD 99.92M	68K	2026-03
Matrix Service	USD 279K	0	2024-12
Nabors Industries	USD 14.57M	38K	2025-06
National Oilwell Varco	USD 357.3M	3.33M	2026-06
Newpark Resources	USD 84.91M	392K	2026-06
Oceaneering International	USD 110.83M	11.09M	2026-06
Oil States International	USD 60.2M	548K	2026-03
Patterson Uti Energy	USD 379.6M	361K	2026-03
RPC	USD 221.66M	1.08M	2026-06
Schlumberger	USD 1.48B	11M	2026-06
Secure Energy Services	CAD 217.39M	908K	2025-12
Tenaris	USD 1.01B	3.35M	2026-03
Tetra Technologies	USD 1.35M	14K	2024-06
Tidewater	USD 49.76M	26K	2026-06
Transocean	USD 1.11B	5.47M	2026-03
Weatherford International	USD 71.93M	334K	2026-03