| 778472 | Feb 25, 2014 | Feb 25, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav N #3HH | 9,000 | 50733110 |
| 778488 | Feb 24, 2014 | Feb 24, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #5HH | 9,000 | 50733107 |
| 778488Amendment | Feb 24, 2014 | Feb 24, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #5HH | 9,000 | 50733107 |
| 778582 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #2HH | 9,000 | 50733108 |
| 778582Amendment | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #2HH | 9,000 | 50733108 |
| 777655 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | San Augustine | Thomas SU #5HH | 15,000 | 40530535 |
| 777652 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | San Augustine | Thomas SU #4HBH | 15,000 | 40530534 |
| 777650 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | San Augustine | Thomas SU #3HH | 15,000 | 40530533 |
| 777646 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | San Augustine | Thomas SU #2HBH | 15,000 | 40530532 |
| 777840 | Feb 12, 2014 | Feb 12, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav N #1HH | 9,000 | 50733102 |
| 777841 | Feb 7, 2014 | Feb 7, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #4HH | 9,000 | 50733100 |
| 778490 | Feb 6, 2014 | Feb 6, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #6HH | 9,000 | 50733104 |
| 777838 | Feb 6, 2014 | Feb 6, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav N #6HH | 9,000 | 50733101 |
| 777837 | Feb 6, 2014 | Feb 6, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #1HH | 9,000 | 50733099 |
| 777837Amendment | Feb 6, 2014 | Feb 6, 2014 | Exco Operating Company, LP | Zavala | Traylor Unit Zav M #1HH | 9,000 | 50733099 |
| 776631 | Jan 27, 2014 | Jan 27, 2014 | Exco Operating Company, LP | San Augustine | Crenshaw SU #1HH | 15,000 | 40530529 |
| 776339 | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #A 3HH | 9,000 | 50733096 |
| 776339Amendment | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #A 3HH | 9,000 | 50733096 |
| 776338 | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #A 2HH | 9,000 | 50733095 |
| 776338Amendment | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #A 2HH | 9,000 | 50733095 |
| 776232 | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #D 1HH | 9,000 | 50733094 |
| 776232Amendment | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #D 1HH | 9,000 | 50733094 |
| 775972 | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | San Augustine | Jacob SU #1HH | 15,000 | 40530528 |
| 776147 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 5HH | 9,000 | 50733093 |
| 776145 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 4HH | 9,000 | 50733092 |
| 776144 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 3HH | 9,000 | 50733091 |
| 776144Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 3HH | 9,000 | 50733091 |
| 776142 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 2HH | 9,000 | 50733090 |
| 776142Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 2HH | 9,000 | 50733090 |
| 776141 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 1HH | 9,000 | 50733089 |
| 776141Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #R 1HH | 9,000 | 50733089 |
| 776137 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 5HH | 9,000 | 50733088 |
| 776136 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 4HH | 9,000 | 50733087 |
| 776136Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 4HH | 9,000 | 50733087 |
| 776135 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 3HH | 9,000 | 50733086 |
| 776135Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 3HH | 9,000 | 50733086 |
| 776117 | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 2HH | 9,000 | 50733085 |
| 776117Amendment | Jan 16, 2014 | Jan 16, 2014 | Exco Operating Company, LP | Zavala | Winterbotham Zav #B 2HH | 9,000 | 50733085 |
| 776337 | Jan 13, 2014 | Jan 13, 2014 | Exco Operating Company, LP | Zavala | Traylor North #I 4HH | 9,000 | 50733084 |
| 776336 | Jan 13, 2014 | Jan 13, 2014 | Exco Operating Company, LP | Zavala | Traylor North #I 3HH | 9,000 | 50733083 |
| 776107 | Jan 10, 2014 | Jan 10, 2014 | Exco Operating Company, LP | Frio | Boll Fro #E 4HH | 9,000 | 16333803 |
| 776107Amendment | Jan 10, 2014 | Jan 10, 2014 | Exco Operating Company, LP | Frio | Boll Fro #E 4HH | 9,000 | 16333803 |
| 775651 | Jan 8, 2014 | Jan 8, 2014 | Exco Operating Company, LP | Frio | Calvert Ranch Fro #C 1HH | 9,000 | 16333801 |
| 775651Amendment | Jan 8, 2014 | Jan 8, 2014 | Exco Operating Company, LP | Frio | Calvert Ranch Fro #C 1HH | 9,000 | 16333801 |
| 775611 | Jan 8, 2014 | Jan 8, 2014 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav F #1 HH | 9,000 | 50733082 |
| 775346 | Dec 27, 2013 | Dec 27, 2013 | Exco Operating Company, LP | Zavala | Coleman Zav #D 3HH | 9,000 | 50733076 |
| 775308 | Dec 23, 2013 | Dec 23, 2013 | Exco Operating Company, LP | Zavala | Powell Unit Zav B #4 HH | 9,000 | 50733075 |
| 775304 | Dec 23, 2013 | Dec 23, 2013 | Exco Operating Company, LP | Zavala | Powell Unit Zav A #1 HH | 9,000 | 50733074 |
| 775119 | Dec 19, 2013 | Dec 19, 2013 | Exco Operating Company, LP | San Augustine | Deen SU #1HH | 15,000 | 40530526 |
| 775342 | Dec 13, 2013 | Dec 13, 2013 | Exco Operating Company, LP | Zavala | Coleman Zav #D 2HH | 9,000 | 50733071 |
| 770771 | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 4HH | 9,000 | 50733057 |
| 770771Amendment | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 4HH | 9,000 | 50733057 |
| 770770 | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 3HH | 9,000 | 50733056 |
| 770770Amendment | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 3HH | 9,000 | 50733056 |
| 770718 | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 2HH | 9,000 | 50733055 |
| 770718Amendment | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 2HH | 9,000 | 50733055 |
| 770711 | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 1HH | 9,000 | 50733054 |
| 770711Amendment | Oct 8, 2013 | Oct 8, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #C 1HH | 9,000 | 50733054 |
| 770485 | Oct 1, 2013 | Oct 1, 2013 | Exco Operating Company, LP | Zavala | Traylor North #A 3HH | 9,000 | 50733052 |
| 768776 | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #2 HH | 8,000 | 50733046 |
| 768776Amendment | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #2 HH | 8,000 | 50733046 |
| 768776Amendment | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #2 HH | 8,000 | 50733046 |
| 768745 | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #1 HH | 8,000 | 50733045 |
| 768745Amendment | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #1 HH | 8,000 | 50733045 |
| 768745Amendment | Aug 26, 2013 | Aug 26, 2013 | Exco Operating Company, LP | Zavala | J&M Holdsworth Unit Zav G #1 HH | 8,000 | 50733045 |
| 767364Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 5HH | 9,000 | 50733029 |
| 767364Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 5HH | 9,000 | 50733029 |
| 767363Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 4HH | 9,000 | 50733028 |
| 767362Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 3HH | 9,000 | 50733027 |
| 767362Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 3HH | 9,000 | 50733027 |
| 767361Amendment | Jul 31, 2013 | Jul 31, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 2HH | 9,000 | 50733026 |
| 767040Amendment | Jul 26, 2013 | Jul 26, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #G 1HH | 9,000 | 50733025 |
| 764352Amendment | Jun 14, 2013 | Jun 14, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #H 5HH | 9,000 | 50733017 |
| 764349Amendment | Jun 14, 2013 | Jun 14, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #H 4HH | 9,000 | 50733016 |
| 764344Amendment | Jun 14, 2013 | Jun 14, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #H 3HH | 9,000 | 50733015 |
| 764342Amendment | Jun 14, 2013 | Jun 14, 2013 | Exco Operating Company, LP | Zavala | Traylor South Zav #H 2HH | 9,000 | 50733014 |
| 761900Amendment | May 3, 2013 | May 3, 2013 | Exco Operating Company, LP | Zavala | LLM Zav #B 2HH | 9,000 | 50733001 |
| 761128Amendment | Apr 23, 2013 | Apr 23, 2013 | Exco Operating Company, LP | Frio | Calvert Ranch Fro #B 1HH | 9,000 | 16333714 |
| 751800Amendment | Nov 26, 2012 | Nov 26, 2012 | Exco Operating Company, LP | Frio | Boll Fro #F 8HH | 9,000 | 16333675 |
| 744973 | Jul 27, 2012 | Jul 27, 2012 | Exco Operating Company, LP | Gregg | Johnston, Patsy #1 | 12,200 | 18332069 |
| 732213 | Feb 3, 2012 | Feb 3, 2012 | Exco Operating Company, LP | Gregg | Griffin Ranch Oil Unit 6 #11 | 7,893 | 18332002 |
| 729243 | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | San Augustine | Park West SU #1 HH | 15,000 | 40530485 |
| 729243Amendment | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | San Augustine | Park West- Park SU (Alloc) #1 HH | 15,000 | 40530485 |
| 729243Amendment | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | San Augustine | Park West SU #1 HH | 15,000 | 40530485 |
| 729239 | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #10 | 15,000 | 34733299 |
| 729239Amendment | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #10 | 15,000 | 34733299 |
| 727606Amendment | Nov 8, 2011 | Nov 8, 2011 | Exco Operating Company, LP | Zavala | Traylor South Zav #A 4HH | 9,000 | 50732845 |
| 723174Amendment | Aug 31, 2011 | Aug 31, 2011 | Exco Operating Company, LP | Zavala | Traylor West Zav G #1HH | 9,000 | 50732821 |
| 722327 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #5HBH | 15,000 | 34733280 |
| 722326 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #9HBH | 15,000 | 34733279 |
| 722322 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #7HBH | 15,000 | 34733278 |
| 722310 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #3HBH | 15,000 | 34733277 |
| 722310Amendment | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #3HBH | 15,000 | 34733277 |
| 722281 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | San Augustine | Dennis SU #1HRH | 15,000 | 40530465 |
| 722281Amendment | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | San Augustine | Dennis SU #1HRH | 15,000 | 40530465 |
| 722254 | Aug 25, 2011 | Aug 25, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #6HH | 15,000 | 34733276 |
| 722251 | Aug 17, 2011 | Aug 17, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #8HH | 15,000 | 34733275 |
| 722247 | Aug 17, 2011 | Aug 17, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #4HH | 15,000 | 34733274 |
| 722244 | Aug 16, 2011 | Aug 16, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #2HH | 15,000 | 34733273 |
| 722244Amendment | Aug 16, 2011 | Aug 16, 2011 | Exco Operating Company, LP | Nacogdoches | Cameron Minerals SU #2HH | 15,000 | 34733273 |