| 628403 | Nov 13, 2006 | Nov 13, 2006 | Primrose Operating Company | Coke | Bronte Cambrian Unit #300L | 5,500 | 08131686 |
| 600765 | May 17, 2005 | May 17, 2005 | Primrose Operating Company | Refugio | O'Connor, Thomas #8 | 5,590 | 39132572 |
| 557758 | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | Refugio | Obrien, J. M. #109 | 4,400 | 39132512 |
| 557758Amendment | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | Refugio | Obrien, J. M. #109 | 5,755 | 39132512 |
| 557758Amendment | Feb 15, 2005 | Feb 15, 2005 | Primrose Operating Company | Refugio | O'Brien, J. M. #109 | 5,755 | 39132512 |
| 557281 | Feb 4, 2005 | Feb 4, 2005 | Primrose Operating Company | Refugio | Heard, F.V.W. #36 | 7,000 | 39132653 |
| 552913 | Oct 27, 2004 | Oct 27, 2004 | Primrose Operating Company | Refugio | Heard, F. V. W. #37 | 6,300 | 39132595 |
| 552120 | Oct 11, 2004 | Oct 11, 2004 | Primrose Operating Company | Refugio | Heard Fannie V W #29 | 4,505 | 39131758 |
| 547724 | Jul 1, 2004 | Jul 1, 2004 | Primrose Operating Company | Coke | Brunson, J. L. "B" #312 | 6,000 | 08131823 |
| 547723 | Jul 1, 2004 | Jul 1, 2004 | Primrose Operating Company | Coke | Ash, Nannie #313 | 6,000 | 08131824 |
| 547004 | Jun 16, 2004 | Jun 16, 2004 | Primrose Operating Company | Coke | Bronte Cambrian Unit #310 | 6,000 | 08131820 |
| 547002 | Jun 16, 2004 | Jun 16, 2004 | Primrose Operating Company | Coke | Bronte Palo Pinto #311 | 6,000 | 08131821 |
| 546671 | Jun 10, 2004 | Jun 10, 2004 | Primrose Operating Company | Refugio | Heard, F.V.W. #37 | 6,300 | 39132595 |
| 546671Amendment | Jun 10, 2004 | Jun 10, 2004 | Primrose Operating Company | Refugio | Heard, F.V.W. #37 | 6,300 | 39132595 |
| 542776 | Mar 3, 2004 | Mar 3, 2004 | Primrose Operating Company | Refugio | O'Connor, Thomas #8 | 9,000 | 39132572 |
| 542776Amendment | Mar 3, 2004 | Mar 3, 2004 | Primrose Operating Company | Refugio | O'Connor, Thomas #8 | 9,000 | 39132572 |
| 535469 | Aug 18, 2003 | Aug 18, 2003 | Primrose Operating Company | Refugio | O'Connor, Thomas #7 | 6,300 | 39131731 |
| 534423 | Jul 21, 2003 | Jul 21, 2003 | Primrose Operating Company | Refugio | F. V. W. Heard #17 | 5,300 | 39100836 |
| 534423Amendment | Jul 21, 2003 | Jul 21, 2003 | Primrose Operating Company | Refugio | F. V. W. Heard #17 | 5,300 | 39100836 |
| 531975 | May 15, 2003 | May 15, 2003 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #39 | 4,000 | 26900234 |
| 531975Amendment | May 15, 2003 | May 15, 2003 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #39 | 5,200 | 26900234 |
| 531974 | May 15, 2003 | May 15, 2003 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #90 | 4,000 | 26931502 |
| 531974Amendment | May 15, 2003 | May 15, 2003 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #90 | 5,200 | 26931502 |
| 531231 | May 13, 2003 | May 13, 2003 | Primrose Operating Company | Refugio | O'Brien, J. M. #109 | 7,000 | 39132512 |
| 531230 | Apr 28, 2003 | Apr 28, 2003 | Primrose Operating Company | Refugio | Heard, F. V. W. #35 | 8,500 | 39132511 |
| 531230Amendment | Apr 28, 2003 | Apr 28, 2003 | Primrose Operating Company | Refugio | Heard, F. V. W. #35 | 8,500 | 39132511 |
| 531230Amendment | Apr 28, 2003 | Apr 28, 2003 | Primrose Operating Company | Refugio | Heard, F. V. W. #35 | 8,500 | 39132511 |
| 528878 | Feb 26, 2003 | Feb 26, 2003 | Primrose Operating Company | Refugio | Heard, Fannie V.W. #24 | 4,450 | 39130390 |
| 524011 | Sep 24, 2002 | Sep 24, 2002 | Primrose Operating Company | Refugio | Heard, Fannie V. W. #29 | 6,500 | 39131758 |
| 521918 | Jul 16, 2002 | Jul 16, 2002 | Primrose Operating Company | Refugio | Heard, Fannie V. W. #34 | 6,500 | 39132478 |
| 521918Amendment | Jul 16, 2002 | Jul 16, 2002 | Primrose Operating Company | Refugio | Heard, Fannie V. W. #34 | 6,500 | 39132478 |
| 521918Amendment | Jul 16, 2002 | Jul 16, 2002 | Primrose Operating Company | Refugio | Heard, Fannie V. W. #34 | 8,500 | 39132478 |
| 521918Amendment | Jul 16, 2002 | Jul 16, 2002 | Primrose Operating Company | Refugio | Heard, Fannie V. W. #34 | 8,500 | 39132478 |
| 519412 | Apr 24, 2002 | Apr 24, 2002 | Primrose Operating Company | Refugio | O'Brien, J. M. "B" #214 | 5,600 | 39131910 |
| 518262 | Mar 19, 2002 | Mar 19, 2002 | Primrose Operating Company | Refugio | Heard, J. F. B. #27 | 4,500 | 39131756 |
| 518259 | Mar 18, 2002 | Mar 18, 2002 | Primrose Operating Company | Refugio | O'Brien, J. M. #302 | 4,500 | 39101027 |
| 518261 | Mar 14, 2002 | Mar 14, 2002 | Primrose Operating Company | Refugio | Heard, F. V. W. #13 | 4,500 | 39100797 |
| 518260 | Mar 14, 2002 | Mar 14, 2002 | Primrose Operating Company | Refugio | Heard, F. V. W. #22 | 4,500 | 39130183 |
| 518258 | Mar 14, 2002 | Mar 14, 2002 | Primrose Operating Company | Refugio | O'Brien, J. M. #308 | 4,500 | 39130209 |
| 512986 | Aug 28, 2001 | Aug 28, 2001 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #27 | 5,370 | 26900221 |
| 512985 | Aug 28, 2001 | Aug 28, 2001 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #82 | 3,800 | 26931240 |
| 512984 | Aug 28, 2001 | Aug 28, 2001 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #81 | 3,800 | 26930038 |
| 505866 | Feb 27, 2001 | Feb 27, 2001 | Primrose Operating Company | Culberson | Ramsey, G. E. "44" #14 | 4,000 | 10932208 |
| 505865 | Feb 27, 2001 | Feb 27, 2001 | Primrose Operating Company | Culberson | Ramsey, G. E. "44" #13 | 4,000 | 10932207 |
| 505864 | Feb 27, 2001 | Feb 27, 2001 | Primrose Operating Company | Culberson | Ramsey, G. E. "44" #12 | 4,000 | 10932206 |
| 492259 | Feb 18, 2000 | Feb 18, 2000 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #108 | 6,000 | 26932367 |
| 491815 | Feb 7, 2000 | Feb 7, 2000 | Primrose Operating Company | King | Bateman Trust Est. Account NO.1 #107 | 6,000 | 26932365 |
| 491674 | Feb 2, 2000 | Feb 2, 2000 | Primrose Operating Company | King | Batemann Trust Est. Account NO.1 #106 | 6,000 | 26932363 |
| 488804 | Oct 25, 1999 | Oct 25, 1999 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #104 | 6,000 | 26932353 |
| 487654 | Sep 16, 1999 | Sep 16, 1999 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #105 | 6,000 | 26932349 |
| 482254 | Jan 25, 1999 | Jan 25, 1999 | Primrose Operating Company | Garza | Exxon Fee G #4WS | 800 | 16933534 |
| 482253 | Jan 25, 1999 | Jan 25, 1999 | Primrose Operating Company | Garza | Exxon Fee R #2WS | 800 | 16933535 |
| 481908 | Jan 6, 1999 | Jan 6, 1999 | Primrose Operating Company | Garza | Exxon Fee G #1WS | 1,000 | 16933533 |
| 481907 | Jan 6, 1999 | Jan 6, 1999 | Primrose Operating Company | Garza | Exxon Fee G #6WS | 1,000 | 16933532 |
| 481215 | Dec 1, 1998 | Dec 1, 1998 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #83 | 5,330 | 26931537 |
| 479273 | Sep 21, 1998 | Sep 21, 1998 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #95 | 4,000 | 26932241 |
| 476877 | Jun 10, 1998 | Jun 10, 1998 | Primrose Operating Company | Garza | Dorward, J. C. "F" #14 | 1,700 | 16933476 |
| 470777 | Dec 3, 1997 | Dec 3, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #103 | 6,000 | 26932297 |
| 469370 | Oct 28, 1997 | Oct 28, 1997 | Primrose Operating Company | Garza | Fuller, M. A. "B" #18 | 800 | 16933493 |
| 464925 | Jul 15, 1997 | Jul 15, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #102 | 4,000 | 26932280 |
| 463224 | Jun 3, 1997 | Jun 3, 1997 | Primrose Operating Company | Scurry | Fuller Dorward Unit #169 | 4,000 | 41533584 |
| 460813 | Apr 7, 1997 | Apr 7, 1997 | Primrose Operating Company | Garza | Fuller Dorward Unit #167 | 4,000 | 16933458 |
| 460812 | Apr 7, 1997 | Apr 7, 1997 | Primrose Operating Company | Garza | Fuller Dorward Unit #168 | 4,000 | 16933457 |
| 460462 | Mar 28, 1997 | Mar 28, 1997 | Primrose Operating Company | Scurry | Fuller Dorward Unit #123 | 4,000 | 41532696 |
| 458765 | Feb 24, 1997 | Feb 24, 1997 | Primrose Operating Company | Garza | Exxon Fee "P" #15 | 3,000 | 16933410 |
| 454835Amendment | Feb 6, 1997 | Feb 6, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #98 | 6,000 | 26932244 |
| 457231 | Jan 10, 1997 | Jan 10, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #101 | 6,500 | 26932251 |
| 456387 | Jan 3, 1997 | Jan 3, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #100 | 6,000 | 26932249 |
| 456387Amendment | Jan 3, 1997 | Jan 3, 1997 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #100 | 6,000 | 26932249 |
| 454793 | Dec 30, 1996 | Dec 30, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #12 | 6,000 | 26900207 |
| 454836 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #99 | 6,000 | 26932245 |
| 454836Amendment | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #99 | 6,000 | 26932245 |
| 454835 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #98 | 6,000 | 26932244 |
| 454834 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #97 | 6,000 | 26932243 |
| 454833 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #96 | 6,000 | 26932242 |
| 454832 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #95 | 6,000 | 26932241 |
| 454831 | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #94 | 6,000 | 26932240 |
| 454831Amendment | Nov 6, 1996 | Nov 6, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account #1 #94 | 4,000 | 26932240 |
| 454521 | Oct 30, 1996 | Oct 30, 1996 | Primrose Operating Company | Garza | Exxon Fee "R" #9 | 1,200 | 16933407 |
| 452699 | Sep 19, 1996 | Sep 19, 1996 | Primrose Operating Company | Garza | Hall, Jim #5 | 2,000 | 16933396 |
| 451442 | Aug 23, 1996 | Aug 23, 1996 | Primrose Operating Company | King | Bateman Trust Est Account No. 1 #51 | 6,500 | 26900245 |
| 451442Amendment | Aug 23, 1996 | Aug 23, 1996 | Primrose Operating Company | King | Bateman Trust Est Account No. 1 #51 | 6,500 | 26900245 |
| 451420 | Aug 23, 1996 | Aug 23, 1996 | Primrose Operating Company | King | Bateman Trust Est Account No. 1 #52 | 6,500 | 26900246 |
| 449097 | Jun 13, 1996 | Jun 13, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #31 | 3,999 | 26900225 |
| 448594 | Jun 12, 1996 | Jun 12, 1996 | Primrose Operating Company | King | Bateman Trust Est. Account No. 1 #7 | 4,000 | 26900202 |
| 444161 | Feb 5, 1996 | Feb 5, 1996 | Primrose Operating Company | Garza | Exxon Fee G #59 | 4,000 | 16933361 |
| 444160 | Feb 5, 1996 | Feb 5, 1996 | Primrose Operating Company | Garza | Exxon Fee G #57 | 4,000 | 16933360 |
| 444159 | Feb 5, 1996 | Feb 5, 1996 | Primrose Operating Company | Garza | Exxon Fee G #61 | 4,000 | 16933359 |
| 442952 | Jan 4, 1996 | Jan 4, 1996 | Primrose Operating Company | Garza | Exxon Fee "G" #58 | 4,000 | 16933352 |
| 442954 | Dec 20, 1995 | Dec 20, 1995 | Primrose Operating Company | Garza | Exxon Fee "R" #8 | 4,000 | 16933354 |
| 442953 | Dec 20, 1995 | Dec 20, 1995 | Primrose Operating Company | Garza | Exxon Fee "G" #56 | 4,000 | 16933353 |
| 442544 | Dec 7, 1995 | Dec 7, 1995 | Primrose Operating Company | Garza | Exxon Fee "G" #63 | 4,000 | 16933348 |
| 442543 | Dec 7, 1995 | Dec 7, 1995 | Primrose Operating Company | Garza | Exxon Fee "G" #62 | 4,000 | 16933349 |
| 441396 | Nov 6, 1995 | Nov 6, 1995 | Primrose Operating Company | King | Bateman Trust Est. Acct. No. 1 #93 | 6,500 | 26932200 |
| 439866 | Sep 27, 1995 | Sep 27, 1995 | Primrose Operating Company | King | Bateman Trust Est Acct #1 #70 | 4,398 | 26900266 |
| 439438 | Sep 25, 1995 | Sep 25, 1995 | Primrose Operating Company | King | Bateman Trust Est. Acct. No. 1 #28 | 3,800 | 26900222 |
| 439368 | Aug 28, 1995 | Aug 28, 1995 | Primrose Operating Company | King | Bateman Trust Ext.acct #1 #86 | 5,182 | 26931378 |
| 437102 | Jul 5, 1995 | Jul 5, 1995 | Primrose Operating Company | King | Bateman Trust Est. #21 | 5,320 | 26900215 |
| 434048 | Mar 24, 1995 | Mar 24, 1995 | Primrose Operating Company | Garza | Fuller, M. A. #177 | 4,000 | 16933316 |
| 434047 | Mar 24, 1995 | Mar 24, 1995 | Primrose Operating Company | Garza | Fuller, M. A. #178 | 4,000 | 16933315 |