| 2009-09-23 | 685422 | 42-435-39218 | CANYON RANCH #1279S | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,750 | |
| 2009-09-23 | 685410 | 42-435-39217 | CANYON RANCH #1274S | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,750 | |
| 2009-09-22 | 685328 | 42-435-39216 | MITTEL, R.H. #15 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,300 | |
| 2009-09-21 | 685244 | 42-435-39215 | MITTEL, R.H. #16 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,450 | |
| 2009-09-16 | 685137 | 42-435-39214 | SIMMONS 3 #12 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,350 | |
| 2009-09-15 | 685126 | 42-435-39213 | MRS MAY M RAY #5 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 9,700 | |
| 2009-09-14 | 685069 | 42-435-39212 | HILL - MAY M RAY "I " #3 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 9,550 | |
| 2009-08-28 | 684543 | 42-435-39211 | SIMMONS 72 #19 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,450 | |
| 2009-08-27 | 684530 | 42-435-39210 | WILSON DUKE 176 #16 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-08-20 | 684289 | 42-435-39209 | NICKS, GERALD 8 #7 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,800 | |
| 2009-08-20 | 684242 | 42-435-39208 | LANCASTER 3 #7 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,800 | |
| 2009-08-20 | 684240 | 42-435-39207 | LANCASTER 3 #6 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,800 | |
| 2009-08-20 | 684167 | 42-435-39206 | MAYER RANCH 36 #7 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,900 | |
| 2009-08-18 | 684043 | 42-435-39205 | HILL-VANDERSTUCKEN, JOE M. #5 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,900 | |
| 2009-08-13 | 683751 | 42-435-39204 | KEENE C #3 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,950 | |
| 2009-08-04 | 683624 | 42-435-39203 | SIMMONS 73 #13 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,350 | |
| 2009-08-04 | 683597 | 42-435-39202 | MAYER #58 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,700 | |
| 2009-08-03 | 683594 | 42-435-39201 | SHURLEY #148 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,400 | |
| 2009-07-29 | 683368 | 42-435-39199 | MAYER MINNIE H #10 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,600 | |
| 2009-07-29 | 683366 | 42-435-39200 | MAYER MINNIE H #9 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,450 | |
| 2009-07-28 | 683146 | 42-435-39195 | WILSON DUKE 176 #15 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,900 | |
| 2009-07-24 | 682744 | 42-435-39187 | SHURLEY 110 #22 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,200 | |
| 2009-07-23 | 683339 | 42-435-39197 | COLLIER SHURLEY #21 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,400 | |
| 2009-07-23 | 683337 | 42-435-39198 | COLLIER SHURLEY #20 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 6,500 | |
| 2009-07-23 | 683334 | 42-435-39196 | MAYER, EDWIN S JR K #12 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,200 | |
| 2009-07-23 | 683112 | 42-435-39194 | WILSON DUKE 176 #13 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-07-21 | 683111 | 42-435-39193 | WILSON DUKE #1753 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-07-17 | 682746 | 42-435-39189 | SHURLEY 110 #25 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,050 | |
| 2009-07-16 | 682614 | 42-435-39190 | MAYER 17 #11 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,600 | |
| 2009-07-15 | 683018 | 42-435-39192 | MAYER 1028 #3 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,600 | |
| 2009-07-14 | 682989 | 42-435-39191 | JONES RANCH 157 #3 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 3,500 | |
| 2009-07-08 | 682747 | 42-435-39188 | SHURLEY 110 #26 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,150 | |
| 2009-07-08 | 682720 | 42-435-39186 | MAYER 18 #9 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,600 | |
| 2009-07-03 | 682713 | 42-435-39185 | WILSON, DUKE 176 #12 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-07-02 | 682589 | 42-435-39184 | WILSON DUKE #1778 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,950 | |
| 2009-06-26 | 682122 | 42-435-39180 | EPPS 48 #5 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,650 | |
| 2009-06-25 | 682392 | 42-435-39182 | WILSON DUKE 183 #9 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 9,250 | |
| 2009-06-24 | 682402 | 42-435-39183 | HILL RAY MAY E #3 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 9,650 | |
| 2009-06-17 | 682124 | 42-435-39181 | CAUTHORN 17 #5 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,950 | |
| 2009-06-12 | 682039 | 42-435-39179 | MORRISS 63 #9SW | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,250 | |
| 2009-06-08 | 681872 | 42-435-39178 | CAUTHORN RANCH 26 #1 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,650 | |
| 2009-06-08 | 681871 | 42-435-39177 | CAUTHORN RANCH 134 #4 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,450 | |
| 2009-05-13 | 681137 | 42-435-39176 | MAYER RANCH 35 #14 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-05-05 | 680631 | 42-435-32207 | RICHARDSON 134 #1 | HIGHMOUNT EXPL & PROD TEXAS LLC | RENTR | 2,100 | |
| 2009-05-04 | 680662 | 42-435-39175 | NICKS GERALD 8 #6 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,850 | |
| 2009-04-27 | 669387 | 42-435-39078 | WARD 127 #20 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,700 | |
| 2009-04-17 | 680393 | 42-435-30359 | EPPS, HC SWD #3801 | HIGHMOUNT EXPL & PROD TEXAS LLC | RECOMP | 8,000 | |
| 2009-04-14 | 679843 | 42-435-00090 | HARRISON, D. J. #1 | HIGHMOUNT EXPL & PROD TEXAS LLC | RENTR | 8,220 | |
| 2009-04-06 | 678834 | 42-435-39173 | MAYER RANCH 36 #4 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 8,750 | |
| 2009-03-26 | 679774 | 42-435-39174 | MCMILLIAN, W.B. "10" #18 | HIGHMOUNT EXPL & PROD TEXAS LLC | DRILL | 7,250 | |