| 814743 | Apr 11, 2016 | Apr 11, 2016 | Southwest Royalties, Inc. | Barnet Amacker #4 | 9,800 | 46134700 |
| 782588 | May 23, 2014 | May 23, 2014 | Southwest Royalties, Inc. | Barnett-Amacker #1 | 9,977 | 46101710 |
| 672875 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | R. S. Windham #9 | 11,000 | 46136164 |
| 672873 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | Elizabeth Windham #12 | 11,000 | 46136163 |
| 672872 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | Elizabeth Windham #11 | 11,000 | 46136162 |
| 672867 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | Elizabeth Windham #10 | 11,000 | 46136161 |
| 672865 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | R.S. Windham "B" a/C 2 #7 | 11,000 | 46136160 |
| 672862 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | R.S. Windham "B" a/C 2 #6 | 11,000 | 46136159 |
| 672855 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | R.S. Windham #10 | 11,000 | 46136158 |
| 672847 | Nov 13, 2008 | Nov 13, 2008 | Southwest Royalties, Inc. | Barnett-Amacker #15 | 11,000 | 46136157 |
| 669158 | Sep 5, 2008 | Sep 5, 2008 | Southwest Royalties, Inc. | Windham, Elizabeth #2 | 12,364 | 46103379 |
| 664504 | Aug 28, 2008 | Aug 28, 2008 | Southwest Royalties, Inc. | Lane, J S #6 | 11,800 | 46134756 |
| 666023 | Aug 21, 2008 | Aug 21, 2008 | Southwest Royalties, Inc. | Barnett-Amacker #14 | 11,000 | 46136011 |
| 666016 | Aug 21, 2008 | Aug 21, 2008 | Southwest Royalties, Inc. | R S Windham "C" #5 | 11,000 | 46136010 |
| 666009 | Aug 21, 2008 | Aug 21, 2008 | Southwest Royalties, Inc. | R S Windham #7 | 11,000 | 46136008 |
| 665997 | Aug 21, 2008 | Aug 21, 2008 | Southwest Royalties, Inc. | Dodson Ranch #2 | 11,000 | 46136005 |
| 665631 | Aug 14, 2008 | Aug 14, 2008 | Southwest Royalties, Inc. | SWR #4 | 11,000 | 46135991 |
| 665630 | Aug 14, 2008 | Aug 14, 2008 | Southwest Royalties, Inc. | SWR #3 | 11,000 | 46135990 |
| 666728 | Jul 16, 2008 | Jul 16, 2008 | Southwest Royalties, Inc. | Windham, R. S. "B" a/C 2 #5 | 10,500 | 46135989 |
| 665243 | Jul 16, 2008 | Jul 16, 2008 | Southwest Royalties, Inc. | Windham, R. S. #8 | 11,000 | 46135981 |
| 662186 | Jul 11, 2008 | Jul 11, 2008 | Southwest Royalties, Inc. | Amacker, Barnett #11 | 10,500 | 46135881 |
| 662681 | Jul 7, 2008 | Jul 7, 2008 | Southwest Royalties, Inc. | Windham, R. S. #4 | 11,100 | 46134688 |
| 662016 | Jun 4, 2008 | Jun 4, 2008 | Southwest Royalties, Inc. | Windham, R. S. #6 | 11,000 | 46135879 |
| 661841 | Jun 2, 2008 | Jun 2, 2008 | Southwest Royalties, Inc. | Dodson Ranch #1 | 10,500 | 46135878 |
| 661786 | May 29, 2008 | May 29, 2008 | Southwest Royalties, Inc. | Windham, Elizabeth #9 | 10,500 | 46135875 |
| 661773 | May 29, 2008 | May 29, 2008 | Southwest Royalties, Inc. | Windham, Elizabeth #8 | 10,500 | 46135876 |
| 661055 | May 21, 2008 | May 21, 2008 | Southwest Royalties, Inc. | Windham, R. S. "B" a/C 2 #4 | 10,500 | 46135860 |
| 660202 | May 6, 2008 | May 6, 2008 | Southwest Royalties, Inc. | Windham, Elizabeth #7 | 11,000 | 46135830 |
| 655924 | May 1, 2008 | May 1, 2008 | Southwest Royalties, Inc. | Windham, R S #1 | 9,620 | 46101865 |
| 658796 | Apr 22, 2008 | Apr 22, 2008 | Southwest Royalties, Inc. | SWR #2 | 10,300 | 46135794 |
| 658790 | Apr 17, 2008 | Apr 17, 2008 | Southwest Royalties, Inc. | Amacker, Barnett #10 | 10,500 | 46135793 |
| 657465 | Mar 27, 2008 | Mar 27, 2008 | Southwest Royalties, Inc. | McElroy Ranch #4 | 11,000 | 46135753 |
| 654736 | Feb 19, 2008 | Feb 19, 2008 | Southwest Royalties, Inc. | Amacker, Barnett #9 | 10,500 | 46135681 |
| 652973 | Jan 23, 2008 | Jan 23, 2008 | Southwest Royalties, Inc. | Windham, R. S. #5 | 11,000 | 46135649 |
| 652067 | Jan 10, 2008 | Jan 10, 2008 | Southwest Royalties, Inc. | Amacker, Barnett #8 | 10,500 | 46135638 |
| 643310 | Aug 4, 2007 | Aug 4, 2007 | Southwest Royalties, Inc. | SWR #1 | 10,600 | 46135428 |
| 641819 | Jul 20, 2007 | Jul 20, 2007 | Southwest Royalties, Inc. | McElroy Ranch #3 | 12,598 | 46134731 |
| 602574 | Jun 27, 2005 | Jun 27, 2005 | Southwest Royalties, Inc. | Amacker, V. T. 62 #11 | 10,000 | 46134879 |
| 602481 | Jun 23, 2005 | Jun 23, 2005 | Southwest Royalties, Inc. | Windham, R.S. 'C' #3 | 10,500 | 46134878 |
| 602481Amendment | Jun 23, 2005 | Jun 23, 2005 | Southwest Royalties, Inc. | Windham, R.S. 'C' #3 | 10,500 | 46134878 |
| 600269Amendment | May 5, 2005 | May 5, 2005 | Southwest Royalties, Inc. | Windham, R.S. "B" a/C 2 #3 | 12,000 | 46134842 |
| 600269Amendment | May 5, 2005 | May 5, 2005 | Southwest Royalties, Inc. | Windham, R.S. "B" a/C 2 #3 | 12,000 | 46134842 |
| 561014 | Apr 25, 2005 | Apr 25, 2005 | Southwest Royalties, Inc. | SWR #1 | 10,600 | 46135428 |
| 561013 | Apr 25, 2005 | Apr 25, 2005 | Southwest Royalties, Inc. | Windham, R.S. "C" #2 | 12,000 | 46134835 |
| 561013Amendment | Apr 25, 2005 | Apr 25, 2005 | Southwest Royalties, Inc. | Windham, R.S. "C" #2 | 12,000 | 46134835 |
| 558636 | Apr 1, 2005 | Apr 1, 2005 | Southwest Royalties, Inc. | Windham, Elizabeth #6 | 12,000 | 46134746 |
| 559275 | Mar 21, 2005 | Mar 21, 2005 | Southwest Royalties, Inc. | Lane, J. S. #6 | 12,000 | 46134756 |
| 559273 | Mar 21, 2005 | Mar 21, 2005 | Southwest Royalties, Inc. | Windham, R. S. #5 | 12,000 | 46134755 |
| 557090 | Feb 1, 2005 | Feb 1, 2005 | Southwest Royalties, Inc. | McElroy Ranch #3 | 12,500 | 46134731 |
| 555645 | Jan 4, 2005 | Jan 4, 2005 | Southwest Royalties, Inc. | Windham, R.S. "C" #1 | 12,000 | 46134703 |
| 555443 | Dec 29, 2004 | Dec 29, 2004 | Southwest Royalties, Inc. | Barnet-Amacker #4 | 10,000 | 46134700 |
| 554586 | Dec 8, 2004 | Dec 8, 2004 | Southwest Royalties, Inc. | Windham, R. S. #4 | 12,000 | 46134688 |
| 554084 | Nov 24, 2004 | Nov 24, 2004 | Southwest Royalties, Inc. | Windham, RS -B- A/C #2 | 12,000 | 46134677 |
| 531062 | Apr 24, 2003 | Apr 24, 2003 | Southwest Royalties, Inc. | Windham, Elizabeth #5 | 12,000 | 46134379 |
| 527355 | Jan 17, 2003 | Jan 17, 2003 | Southwest Royalties, Inc. | Windham, Elizabeth #4 | 12,700 | 46134360 |
| 522147 | Jul 29, 2002 | Jul 29, 2002 | Southwest Royalties, Inc. | Windham, R. S. #3 | 13,300 | 46134327 |
| 507848 | Apr 17, 2001 | Apr 17, 2001 | Southwest Royalties, Inc. | McElroy Ranch #2 | 11,860 | 46134169 |
| 507848Amendment | Apr 17, 2001 | Apr 17, 2001 | Southwest Royalties, Inc. | McElroy Ranch #2 | 12,100 | 46134169 |
| 507848Amendment | Apr 17, 2001 | Apr 17, 2001 | Southwest Royalties, Inc. | McElroy Ranch #2 | 12,125 | 46134169 |
| 482278 | Jan 28, 1999 | Jan 28, 1999 | Southwest Royalties, Inc. | Owens Ranch 4 #1 | 10,716 | 46110524 |
| 475657 | May 1, 1998 | May 1, 1998 | Southwest Royalties, Inc. | Windham, Elizabeth a/C 2 #3U | 11,450 | 46103900 |
| 427067 | Aug 17, 1994 | Aug 17, 1994 | Southwest Royalties, Inc. | Windham, Elizabeth a/C 3 #2 | 11,376 | 46103379 |
| 416493 | Sep 28, 1993 | Sep 28, 1993 | Southwest Royalties, Inc. | Castle Gap #1 | 9,400 | 46133438 |