| Andrew Arnquist Estate #00530-015-41894 | Extex Operating Company | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 3,005 | Dec 19, 2013 | 0 | 0 |
| Nickson BM #008HHZ30-015-41840 | EOG y Resources, Inc. | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 6,944 | Dec 5, 2013 | 0 | 0 |
| Nickson BM #007HHZ30-015-41839 | EOG y Resources, Inc. | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 6,928 | Dec 4, 2013 | 0 | 0 |
| Nickson BM #006HHZ30-015-41838 | EOG y Resources, Inc. | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 6,878 | Dec 3, 2013 | 0 | 0 |
| Roy Aet #006HHZ30-015-41726 | Riley Permian Operating Company, LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 6,958 | Oct 9, 2013 | 22,781 | 44,793 |
| Nickson BM #005HHZ30-015-41725 | EOG Resources Inc | EddyPenasco Draw; SA-Yeso (Assoc) | PluggedOil | 7,055 | Oct 8, 2013 | 0 | 0 |
| Pinto 36 State Com #008HHZ30-015-41667 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,387 | Sep 18, 2013 | 175 | 470 |
| Paint 32 Fee #002HHZ30-015-41665 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,409 | Sep 17, 2013 | 7,478 | 27,064 |
| Tarpan 33 Fee #004HHZ30-015-41662 | Spur Energy Partners LLC | EddyAtoka; Glorieta-Yeso | ActiveOil | 5,968 | Sep 16, 2013 | 2,941 | 17,091 |
| Falabella 31 Fee #003CHZ30-015-41265 | COG Operating LLC | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 7,491 | Apr 15, 2013 | 0 | 0 |
| Buckskin 3 Federal #00630-015-41140 | COG Operating LLC | EddyPenasco Draw; SA-Yeso (Assoc) | PermittedOil | 4,200 | Feb 15, 2013 | 0 | 0 |
| Falabella 31 Fee #004HHZ30-015-39513 | COG Operating LLC | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 7,410 | Feb 7, 2013 | 0 | 0 |
| Falabella 31 Fee #001H30-015-40814 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,366 | Oct 22, 2012 | 2,471 | 8,998 |
| Warren Anw Federal #008H30-015-40536 | Riley Permian Operating Company, LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 6,912 | Jul 26, 2012 | 10,858 | 17,117 |
| California 29 Fee #00230-015-40449 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,100 | Jul 10, 2012 | 0 | 0 |
| California 29 Fee #00330-015-40450 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,100 | Jul 10, 2012 | 0 | 0 |
| Arkansas 23 Fee #00330-015-40192 | Spur Energy Partners LLC | EddySeven Rivers; Glorieta-Yeso, North | ActiveOil | 3,113 | May 15, 2012 | 2,722 | 6,188 |
| Alabama 6 Fee #00130-015-40281 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 14, 2012 | 0 | 0 |
| Alabama 6 Fee #00230-015-40282 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 14, 2012 | 0 | 0 |
| Alabama 6 Fee #00330-015-40283 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,100 | May 14, 2012 | 0 | 0 |
| Alabama 6 Fee #00430-015-40284 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 14, 2012 | 0 | 0 |
| Falabella 31 Fee #002HHZ30-015-40262 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,261 | May 11, 2012 | 3,147 | 7,960 |
| Nebraska 1 Fee #00130-015-40223 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Nebraska 1 Fee #00230-015-40224 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Nebraska 1 Fee #00330-015-40225 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,100 | May 2, 2012 | 0 | 0 |
| Nebraska 1 Fee #00430-015-40226 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Illinois 6 Fee #00130-015-40227 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,100 | May 2, 2012 | 0 | 0 |
| Illinois 6 Fee #00230-015-40228 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Illinois 6 Fee #00330-015-40229 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Illinois 6 Fee #00430-015-40292 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | May 2, 2012 | 0 | 0 |
| Clydesdale 1 Fee #001H30-015-40214 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,424 | Apr 27, 2012 | 3,414 | 12,073 |
| Arabian 6 Fee #005HHZ30-015-40215 | COG Operating LLC | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 7,390 | Apr 27, 2012 | 0 | 0 |
| Falabella 31 Fee #006H30-015-40211 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,449 | Apr 26, 2012 | 1,573 | 7,976 |
| Kent BSK #001H30-015-40161 | Riley Permian Operating Company, LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,078 | Apr 16, 2012 | 10,471 | 69,465 |
| Clydesdale 1 Fee #002HHZ30-015-39783 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,409 | Apr 11, 2012 | 3,546 | 12,157 |
| Clydesdale 1 Fee #003H30-015-40123 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,480 | Apr 4, 2012 | 3,119 | 19,919 |
| Clydesdale 1 Fee #004H30-015-40131 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,534 | Apr 4, 2012 | 4,311 | 27,655 |
| Pinto 36 State Com #004H30-015-40058 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,335 | Mar 22, 2012 | 0 | 2,348 |
| Pinto 36 State Com #002H30-015-39969 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,028 | Feb 23, 2012 | 1 | 199 |
| Pinto 36 State Com #005H30-015-39970 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,234 | Feb 23, 2012 | 0 | 1,098 |
| Pinto 36 State Com #006HHZ30-015-39971 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,203 | Feb 23, 2012 | 0 | 1,565 |
| Pinto 36 State Com #007HHZ30-015-39973 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,425 | Feb 23, 2012 | 1,228 | 1,897 |
| Paint 32 Fee #003H30-015-39974 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 7,572 | Feb 23, 2012 | 6,472 | 24,162 |
| Montana 1 Fee #00230-015-39962 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | Feb 17, 2012 | 0 | 0 |
| Louisiana 1 Fee #00630-015-39963 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | Feb 17, 2012 | 0 | 0 |
| North Dakota 31 Fee #00230-015-39852 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | Jan 25, 2012 | 0 | 0 |
| Patton 5 Fee #00430-015-39842 | COG Operating LLC | EddyPenasco Draw; SA-Yeso (Assoc) | PluggedOil | 5,065 | Jan 20, 2012 | 0 | 0 |
| Wyoming 1 Fee #00130-015-39840 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | Jan 18, 2012 | 0 | 0 |
| Wyoming 1 Fee #00230-015-39841 | Cimarex Energy Co. of Colorado | EddyPenasco Draw; SA-Yeso (Assoc) | CanceledOil | 3,000 | Jan 18, 2012 | 0 | 0 |
| Pinto 36 State Com #001H30-015-39781 | Spur Energy Partners LLC | EddyPenasco Draw; SA-Yeso (Assoc) | ActiveOil | 6,938 | Dec 16, 2011 | 0 | 346 |