| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 3.6M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 7M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 2M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 6.2M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 50.3k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 3M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 31.4M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 54.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 7M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 2M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 3.6M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 54.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 31.4M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 3M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 50.3k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Montierra Minerals & Production, L.P. | 10% Owner | Other (disposition) | Common Units Representing Limited Partner Interests | 6.2M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | WILLIAMSON HERBERT C III | Director | Disposition | Common Units Representing Limited Partner Interests | 86.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | WILLIAMSON HERBERT C III | Director | Disposition | Common Units Representing Limited Partner Interests | 86.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | SMITH WILLIAM A | Director | Disposition | Common Units Representing Limited Partner Interests | 107.2k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Boettcher Charles C | SVP and General Counsel | Grant | Common Units Representing Limited Partner Interests | 676.6k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Boettcher Charles C | SVP and General Counsel | Payment of Exercise | Common Units Representing Limited Partner Interests | 52.5k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Boettcher Charles C | SVP and General Counsel | Disposition | Common Units Representing Limited Partner Interests | 1M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | MILLS JOSEPH A | Chairman and CEO | Grant | Common Units Representing Limited Partner Interests | 1.6M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | MILLS JOSEPH A | Chairman and CEO | Payment of Exercise | Common Units Representing Limited Partner Interests | 122.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | MILLS JOSEPH A | Chairman and CEO | Disposition | Common Units Representing Limited Partner Interests | 2.4M | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | SMITH PHILIP B | Director | Disposition | Common Units Representing Limited Partner Interests | 115.6k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | White William Kemper | Director | Disposition | Common Units Representing Limited Partner Interests | 113.3k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Fox Roger A | Senior VP, Operations | Grant | Common Units Representing Limited Partner Interests | 579.8k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Fox Roger A | Senior VP, Operations | Payment of Exercise | Common Units Representing Limited Partner Interests | 45k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Fox Roger A | Senior VP, Operations | Disposition | Common Units Representing Limited Partner Interests | 699.4k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | HEEG PEGGY A | Director | Disposition | Common Units Representing Limited Partner Interests | 86.7k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Haines Robert M. | SVP, CFO and Treasurer | Grant | Common Units Representing Limited Partner Interests | 608k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Haines Robert M. | SVP, CFO and Treasurer | Payment of Exercise | Common Units Representing Limited Partner Interests | 47.2k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Haines Robert M. | SVP, CFO and Treasurer | Disposition | Common Units Representing Limited Partner Interests | 651.9k | $0.00 | $0 | | 10/08/2015 |
| 10/08/2015 | Thuillier Lawrence J. | VP & Corporate Controller | Grant | Common Units Representing Limited Partner Interests | 184.3k | $0.00 | $0 | | 10/08/2015 |
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