| 685353 | Sep 22, 2009 | Sep 22, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #351 | 8,700 | 47940677 |
| 685059 | Sep 14, 2009 | Sep 14, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #337 | 9,100 | 47940676 |
| 684515 | Aug 28, 2009 | Aug 28, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #334 | 8,100 | 47940671 |
| 684515Amendment | Aug 28, 2009 | Aug 28, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #334 | 8,400 | 47940671 |
| 684181 | Aug 18, 2009 | Aug 18, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #347 | 9,700 | 47940668 |
| 684173 | Aug 18, 2009 | Aug 18, 2009 | Rosetta Resources Operating LP | Webb | Coats #8 | 8,500 | 47940666 |
| 683988 | Aug 12, 2009 | Aug 12, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #346 | 10,000 | 47940662 |
| 683971 | Aug 12, 2009 | Aug 12, 2009 | Rosetta Resources Operating LP | Jefferson | State Tract 30 Unit #2 | 13,000 | 24532493 |
| 683971Amendment | Aug 12, 2009 | Aug 12, 2009 | Rosetta Resources Operating LP | Jefferson | State Tract 30 Unit #2 | 13,000 | 24532493 |
| 683728 | Aug 5, 2009 | Aug 5, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #342 | 8,800 | 47940638 |
| 683172 | Jul 23, 2009 | Jul 23, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #340 | 9,700 | 47940623 |
| 683187 | Jul 21, 2009 | Jul 21, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #341 | 8,000 | 47940624 |
| 683159 | Jul 17, 2009 | Jul 17, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #339 | 9,500 | 47940622 |
| 683107 | Jul 16, 2009 | Jul 16, 2009 | Rosetta Resources Operating LP | Webb | Gates 05-D #95H | 9,000 | 47940619 |
| 683107Amendment | Jul 16, 2009 | Jul 16, 2009 | Rosetta Resources Operating LP | Webb | Gates 05-D #95H | 9,000 | 47940619 |
| 683005 | Jul 14, 2009 | Jul 14, 2009 | Rosetta Resources Operating LP | Webb | Barnes Estate #7 | 7,650 | 47940472 |
| 682477 | Jun 26, 2009 | Jun 26, 2009 | Rosetta Resources Operating LP | La Salle | Springer Ranch #1H | 11,000 | 28332190 |
| 682477Amendment | Jun 26, 2009 | Jun 26, 2009 | Rosetta Resources Operating LP | La Salle | Springer Ranch #1H | 11,000 | 28332190 |
| 680669 | Apr 28, 2009 | Apr 28, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #338 | 8,350 | 47940584 |
| 680013 | Apr 3, 2009 | Apr 3, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #324 | 8,200 | 47940464 |
| 680013Amendment | Apr 3, 2009 | Apr 3, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #324 | 8,200 | 47940464 |
| 679962 | Apr 1, 2009 | Apr 1, 2009 | Rosetta Resources Operating LP | Webb | Joe Finley #2 | 8,150 | 47940570 |
| 679374 | Mar 13, 2009 | Mar 13, 2009 | Rosetta Resources Operating LP | La Salle | Springer Ranch #1 | 11,500 | 28332190 |
| 678750 | Feb 23, 2009 | Feb 23, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #329 | 9,380 | 47940523 |
| 678257 | Feb 6, 2009 | Feb 6, 2009 | Rosetta Resources Operating LP | Webb | Flores #1 | 11,000 | 47940508 |
| 678238 | Feb 6, 2009 | Feb 6, 2009 | Rosetta Resources Operating LP | Webb | Flores #2 | 10,800 | 47940507 |
| 677555 | Jan 22, 2009 | Jan 22, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #328 | 9,300 | 47940499 |
| 677553 | Jan 22, 2009 | Jan 22, 2009 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #282 | 9,100 | 47940500 |
| 677060 | Jan 9, 2009 | Jan 9, 2009 | Rosetta Resources Operating LP | Webb | Barnes Estate #8 | 7,500 | 47940494 |
| 677060Amendment | Jan 9, 2009 | Jan 9, 2009 | Rosetta Resources Operating LP | Webb | Barnes Estate #8 | 8,000 | 47940494 |
| 676970 | Jan 8, 2009 | Jan 8, 2009 | Rosetta Resources Operating LP | Webb | SCR State #4 | 8,200 | 47940492 |
| 676343 | Dec 19, 2008 | Dec 19, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #317 | 8,350 | 47940483 |
| 675868 | Dec 11, 2008 | Dec 11, 2008 | Rosetta Resources Operating LP | Webb | Barnes Estate #7 | 8,150 | 47940472 |
| 675790 | Dec 5, 2008 | Dec 5, 2008 | Rosetta Resources Operating LP | Webb | Coats #7 | 8,000 | 47940468 |
| 675675 | Dec 4, 2008 | Dec 4, 2008 | Rosetta Resources Operating LP | Webb | Vela #01 | 12,500 | 47940465 |
| 675618 | Dec 2, 2008 | Dec 2, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #324 | 8,700 | 47940464 |
| 675129 | Nov 20, 2008 | Nov 20, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #327 | 9,400 | 47940455 |
| 674173 | Nov 6, 2008 | Nov 6, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #326 | 8,800 | 47940439 |
| 674168 | Nov 4, 2008 | Nov 4, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #325 | 9,437 | 47940440 |
| 674015 | Nov 3, 2008 | Nov 3, 2008 | Rosetta Resources Operating LP | Duval | Piedra Negra #01 | 14,300 | 13139136 |
| 674015Amendment | Nov 3, 2008 | Nov 3, 2008 | Rosetta Resources Operating LP | Duval | Piedra Negra #01 | 14,300 | 13139136 |
| 672836 | Oct 16, 2008 | Oct 16, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #322 | 9,000 | 47940420 |
| 672840 | Oct 15, 2008 | Oct 15, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #323 | 9,040 | 47940421 |
| 672367 | Oct 11, 2008 | Oct 11, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #321 | 9,500 | 47940407 |
| 671926 | Oct 6, 2008 | Oct 6, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #313 | 8,930 | 47940392 |
| 671819 | Oct 6, 2008 | Oct 6, 2008 | Rosetta Resources Operating LP | Webb | Coats #6 | 8,800 | 47940390 |
| 670815 | Sep 25, 2008 | Sep 25, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #320 | 8,700 | 47940381 |
| 670815Amendment | Sep 25, 2008 | Sep 25, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #320 | 8,700 | 47940381 |
| 670707 | Sep 25, 2008 | Sep 25, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #319 | 7,900 | 47940380 |
| 670707Amendment | Sep 25, 2008 | Sep 25, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #319 | 7,900 | 47940380 |
| 669921 | Sep 15, 2008 | Sep 15, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #318 | 8,700 | 47940374 |
| 669917 | Sep 15, 2008 | Sep 15, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #315 | 8,700 | 47940373 |
| 669905 | Sep 15, 2008 | Sep 15, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #314 | 8,700 | 47940372 |
| 669126 | Sep 5, 2008 | Sep 5, 2008 | Rosetta Resources Operating LP | Webb | M.M.A. Cattle Company #12 | 9,350 | 47940355 |
| 669425 | Sep 2, 2008 | Sep 2, 2008 | Rosetta Resources Operating LP | Webb | SCR State #3 | 7,500 | 47940354 |
| 667923 | Aug 14, 2008 | Aug 14, 2008 | Rosetta Resources Operating LP | Webb | El Corazon Ranch #15 | 8,900 | 47940335 |
| 667923Amendment | Aug 14, 2008 | Aug 14, 2008 | Rosetta Resources Operating LP | Webb | El Corazon Ranch #15 | 8,900 | 47940335 |
| 666782 | Aug 4, 2008 | Aug 4, 2008 | Rosetta Resources Operating LP | Webb | Coats #5 | 7,900 | 47940319 |
| 666772 | Aug 2, 2008 | Aug 2, 2008 | Rosetta Resources Operating LP | Webb | Coats #3 | 7,700 | 47940320 |
| 666778 | Aug 1, 2008 | Aug 1, 2008 | Rosetta Resources Operating LP | Webb | Coats #4 | 7,715 | 47940318 |
| 665784 | Jul 21, 2008 | Jul 21, 2008 | Rosetta Resources Operating LP | Webb | Rosetta- Benavides #1 | 8,600 | 47940294 |
| 664895 | Jul 10, 2008 | Jul 10, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #311 | 8,675 | 47940288 |
| 663848 | Jun 23, 2008 | Jun 23, 2008 | Rosetta Resources Operating LP | Webb | Joe Finley #1 | 7,750 | 47940267 |
| 663848Amendment | Jun 23, 2008 | Jun 23, 2008 | Rosetta Resources Operating LP | Webb | Joe Finley #1 | 7,750 | 47940267 |
| 663676 | Jun 21, 2008 | Jun 21, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #309 | 8,700 | 47940263 |
| 662498 | Jun 9, 2008 | Jun 9, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #310 | 8,700 | 47940243 |
| 660992 | May 20, 2008 | May 20, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #306 | 9,065 | 47940224 |
| 660857 | May 19, 2008 | May 19, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #308 | 8,725 | 47940220 |
| 660848 | May 19, 2008 | May 19, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #307 | 8,670 | 47940219 |
| 660815 | May 19, 2008 | May 19, 2008 | Rosetta Resources Operating LP | Webb | Coats #2 | 8,100 | 47940218 |
| 660812 | May 19, 2008 | May 19, 2008 | Rosetta Resources Operating LP | Webb | Coats #1 | 8,100 | 47940217 |
| 660450 | May 9, 2008 | May 9, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #293 | 8,998 | 47940077 |
| 659511 | Apr 26, 2008 | Apr 26, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #305 | 8,840 | 47940187 |
| 658293 | Apr 10, 2008 | Apr 10, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #303 | 8,550 | 47940167 |
| 658158 | Apr 9, 2008 | Apr 9, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #304 | 8,200 | 47940163 |
| 658151 | Apr 9, 2008 | Apr 9, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #302 | 8,690 | 47940162 |
| 657552 | Mar 28, 2008 | Mar 28, 2008 | Rosetta Resources Operating LP | Jefferson | State Tract 30 Unit #03 | 13,200 | 24532548 |
| 657552Amendment | Mar 28, 2008 | Mar 28, 2008 | Rosetta Resources Operating LP | Jefferson | State Tract 30 Unit #03 | 13,200 | 24532548 |
| 657500 | Mar 26, 2008 | Mar 26, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #301 | 8,703 | 47940156 |
| 656889 | Mar 19, 2008 | Mar 19, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #300 | 9,150 | 47940142 |
| 656870 | Mar 18, 2008 | Mar 18, 2008 | Rosetta Resources Operating LP | Webb | Stanford, P. H. #6 | 10,500 | 47940140 |
| 656629 | Mar 13, 2008 | Mar 13, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #299 | 9,940 | 47940133 |
| 656294 | Mar 7, 2008 | Mar 7, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #127 | 8,740 | 47936085 |
| 656017 | Mar 4, 2008 | Mar 4, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #20 | 7,150 | 47935027 |
| 655890 | Mar 3, 2008 | Mar 3, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #298 | 9,550 | 47940118 |
| 654984 | Feb 20, 2008 | Feb 20, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #297 | 9,250 | 47940106 |
| 655279 | Feb 13, 2008 | Feb 13, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #294R | 9,000 | 47940107 |
| 654090 | Feb 6, 2008 | Feb 6, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #295 | 8,600 | 47940093 |
| 654096 | Feb 4, 2008 | Feb 4, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #296 | 8,700 | 47940094 |
| 653307 | Jan 25, 2008 | Jan 25, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #294 | 9,000 | 47940086 |
| 653099 | Jan 23, 2008 | Jan 23, 2008 | Rosetta Resources Operating LP | Chambers | State Tract 100 Unit #01 | 10,700 | 07132285 |
| 652855 | Jan 16, 2008 | Jan 16, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #293 | 9,500 | 47940077 |
| 652853 | Jan 16, 2008 | Jan 16, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #292 | 9,000 | 47940076 |
| 652530 | Jan 15, 2008 | Jan 15, 2008 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #289 | 8,920 | 47940071 |
| 651461 | Dec 19, 2007 | Dec 19, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #291 | 8,900 | 47940060 |
| 651459 | Dec 19, 2007 | Dec 19, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #290 | 8,000 | 47940059 |
| 650702 | Dec 12, 2007 | Dec 12, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #286 | 8,850 | 47940040 |
| 650660 | Dec 12, 2007 | Dec 12, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #287 | 7,950 | 47940038 |
| 650518 | Dec 8, 2007 | Dec 8, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #288 | 7,630 | 47940034 |
| 650081 | Nov 30, 2007 | Nov 30, 2007 | Rosetta Resources Operating LP | Webb | South Callaghan Ranch #284 | 8,520 | 47940023 |