| Symbol | Name | Allocation | Country | Exchange |
|---|---|---|---|---|
| WES | Western Gas Partners, LP Limited Partner Interests | 1.91% | US | NYSE |
| DCP | DCP Midstream, LP | 1.34% | US | NYSE |
| HESM | Hess Midstream Partners LP | 1.17% | US | NYSE |
| CEQP | Crestwood Equity Partners LP | 0.96% | US | NYSE |
| NS | Nustar Energy L.P. | 0.49% | US | NYSE |
| GEL | Genesis Energy, L.P. | 0.35% | US | NYSE |
| HEP | Holly Energy Partners, L.P. | 0.31% | US | NYSE |