| Amount | Holding |
|---|---|
| 12.03% | Enterprise Products Partners LP |
| 9.02% | Magellan Midstream Partners LP |
| 8.00% | TC Pipelines LP |
| 7.48% | Kinder Morgan Inc Class P |
| 5.74% | TC Energy Corp |
| 5.65% | Enbridge Inc |
| 4.41% | ONEOK Inc |
| 4.31% | NextEra Energy Partners LP |
| 4.16% | Energy Transfer LP |
| 4.11% | Plains All American Pipeline LP |