| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Energy Income Partners, LLC | 4.5% | 8,854,011 | 1,015,030 | 7,838,981 | /s/ Nandita Hogan | Chief Compliance Officer, Energy Income Partners | |
| James J. Murchie | 4.5% | 8,854,011 | 1,015,030 | 7,838,981 | /s/ James J. Murchie | Chief Executive Officer, Energy Income Partners | |
| Eva Pao | 4.5% | 8,854,011 | 1,015,030 | 7,838,981 | /s/ Eva Pao | Partner, Energy Income Partners | |
| Saul Ballesteros | 4.5% | 8,854,011 | 1,015,030 | 7,838,981 | /s/ Saul Ballesteros | Head Trader, Energy Income Partners | |
| John K. Tysseland | 4.5% | 8,854,011 | 1,015,030 | 7,838,981 | /s/ John K. Tysseland | Portfolio Manager, Energy Income Partners |