| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CONN | Conn's, Inc. | US | NASDAQ |
| LGIH | LGI Homes, Inc. | US | NASDAQ |
| LXRX | Lexicon Pharmaceuticals, Inc. | US | NASDAQ |
| NR | Newpark Resources, Inc. | US | NYSE |
| SND | Smart Sand, Inc. | US | NASDAQ |
| TTI | Tetra Technologies, Inc. | US | NYSE |
| WCN | Waste Connections, Inc. | US | NYSE |
| WES | Western Gas Partners, LP Limited Partner Interests | US | NYSE |