| 370762 | Mar 9, 1990 | Mar 9, 1990 | Oryx Energy Company | Frio | Grossie, V. B. #1H16332668 | 10,900 |
| 370701 | Mar 8, 1990 | Mar 8, 1990 | Oryx Energy Company | Frio | Panther Hollow #31H16332667 | 9,400 |
| 370699 | Mar 8, 1990 | Mar 8, 1990 | Oryx Energy Company | Nolan | McRorey-Smith Unit #1H35332133 | 10,800 |
| 370699Amendment | Mar 8, 1990 | Mar 8, 1990 | Oryx Energy Company | Nolan | McRorey-Smith Unit #1H35332133 | 10,066 |
| 370649 | Mar 7, 1990 | Mar 7, 1990 | Oryx Energy Company | Sterling | Ellwood, I. L. #143110409 | 5,180 |
| 370495 | Mar 2, 1990 | Mar 2, 1990 | Oryx Energy Company | Starr | Yturria L & L Co. -B- #442732347 | 5,288 |
| 370495Amendment | Mar 2, 1990 | Mar 2, 1990 | Oryx Energy Company | Starr | Yturria L & L 'B' #442732347 | 6,000 |
| 370405 | Mar 1, 1990 | Mar 1, 1990 | Oryx Energy Company | Frio | Carter, W. L. #9H16332659 | 9,100 |
| 370405Amendment | Mar 1, 1990 | Mar 1, 1990 | Oryx Energy Company | Frio | Carter, W. L. #9H16332659 | 9,100 |
| 370405Amendment | Mar 1, 1990 | Mar 1, 1990 | Oryx Energy Company | Frio | Carter, W. L. #9H16332659 | 10,400 |
| 370399 | Feb 28, 1990 | Feb 28, 1990 | Oryx Energy Company | Galveston | Zinn & Forman #1316700924 | 7,663 |
| 370260 | Feb 28, 1990 | Feb 28, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #1400333077 | 8,485 |
| 370352 | Feb 27, 1990 | Feb 27, 1990 | Oryx Energy Company | Newton | Hankamer, E. C. #135130494 | 12,100 |
| 370216 | Feb 27, 1990 | Feb 27, 1990 | Oryx Energy Company | Howard | Ingram #122734533 | 10,500 |
| 370221 | Feb 23, 1990 | Feb 23, 1990 | Oryx Energy Company | Zavala | Garner, J. N. #9H50732298 | 9,800 |
| 370131 | Feb 21, 1990 | Feb 21, 1990 | Oryx Energy Company | Jim Wells | Seeligson Unit #0903T24902619 | 6,292 |
| 369938 | Feb 16, 1990 | Feb 16, 1990 | Oryx Energy Company | Dimmit | George #1H12732853 | 10,400 |
| 369044 | Feb 16, 1990 | Feb 16, 1990 | Oryx Energy Company | Starr | Coates, Geo. H. #1442731942 | 6,499 |
| 369837 | Feb 14, 1990 | Feb 14, 1990 | Oryx Energy Company | Dimmit | Nance, O. N. #1H12732851 | 10,400 |
| 369723 | Feb 14, 1990 | Feb 14, 1990 | Oryx Energy Company | Jim Wells | Canales, A. T. #6124931829 | 9,000 |
| 369723Amendment | Feb 14, 1990 | Feb 14, 1990 | Oryx Energy Company | Jim Wells | Canales, A. T. #6124931829 | 9,000 |
| 369657 | Feb 9, 1990 | Feb 9, 1990 | Oryx Energy Company | Zavala | Baggett, Jeff #1H50732290 | 9,900 |
| 369657Amendment | Feb 9, 1990 | Feb 9, 1990 | Oryx Energy Company | Zavala | Baggett, Jeff #1H50732290 | 11,650 |
| 369522 | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Frio | Panther Hollow -D- #1H16330974 | 7,900 |
| 369436 | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #2400336650 | 7,000 |
| 369436Amendment | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #2400336650 | 7,000 |
| 369436Amendment | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #2400336650 | 7,000 |
| 369436Amendment | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #2400336650 | 6,800 |
| 369436Amendment | Feb 7, 1990 | Feb 7, 1990 | Oryx Energy Company | Andrews | Martin, Nellie C. #2400336650 | 7,000 |
| 369520 | Feb 6, 1990 | Feb 6, 1990 | Oryx Energy Company | Dimmit | Standifer #1H12732848 | 9,600 |
| 369520Amendment | Feb 6, 1990 | Feb 6, 1990 | Oryx Energy Company | Dimmit | Standifer #1H12732848 | 10,200 |
| 369404 | Feb 2, 1990 | Feb 2, 1990 | Oryx Energy Company | Jim Wells | Seeligson Unit #0137B24930124 | 7,620 |
| 368430 | Feb 1, 1990 | Feb 1, 1990 | Oryx Energy Company | Starr | Speer, Geo. H. #2042700727 | 5,302 |
| 369322 | Jan 31, 1990 | Jan 31, 1990 | Oryx Energy Company | Zavala | Jones, E. B. -B- #4H50732286 | 9,800 |
| 369156 | Jan 29, 1990 | Jan 29, 1990 | Oryx Energy Company | Jim Wells | Seeligson Unit #080124980230 | 6,204 |
| 369146 | Jan 26, 1990 | Jan 26, 1990 | Oryx Energy Company | Jim Wells | Seeligson Unit #160724902962 | 6,000 |
| 369046 | Jan 24, 1990 | Jan 24, 1990 | Oryx Energy Company | Jim Wells | Seeligson Unit #015824902775 | 6,150 |
| 369034 | Jan 24, 1990 | Jan 24, 1990 | Oryx Energy Company | Starr | Hall, C. M. -C- #742732356 | 9,627 |
| 369006 | Jan 23, 1990 | Jan 23, 1990 | Oryx Energy Company | Kleberg | Seeligson Unit #433127301429 | 7,111 |
| 368899 | Jan 22, 1990 | Jan 22, 1990 | Oryx Energy Company | Zavala | George, Barton O. Jr. #1H50732281 | 9,700 |
| 368899Amendment | Jan 22, 1990 | Jan 22, 1990 | Oryx Energy Company | Zavala | Burton, George O.,jr. #1H50732281 | 9,975 |
| 368795 | Jan 18, 1990 | Jan 18, 1990 | Oryx Energy Company | Frio | Stacy, W. E. & Son #1H16332624 | 9,700 |
| 368795Amendment | Jan 18, 1990 | Jan 18, 1990 | Oryx Energy Company | Frio | Stacy, W. E. & Son #1H16332624 | 11,095 |
| 368663 | Jan 15, 1990 | Jan 15, 1990 | Oryx Energy Company | Nolan | Caldwell, L. #1H35332129 | 6,800 |
| 368663Amendment | Jan 15, 1990 | Jan 15, 1990 | Oryx Energy Company | Nolan | Caldwell, L. #1H35332129 | 6,800 |
| 368552 | Jan 11, 1990 | Jan 11, 1990 | Oryx Energy Company | Dimmit | Lasater, M. L. #4H12732841 | 9,900 |
| 368511 | Jan 11, 1990 | Jan 11, 1990 | Oryx Energy Company | Frio | Buerger, Lena #7H16332618 | 9,200 |
| 368449 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Stephens | Southeast Breckenridge Unit #12142935186 | 3,500 |
| 368448 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Stephens | Southeast Breckenridge Unit #261242935187 | 3,500 |
| 368447 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Stephens | Southeast Breckenridge Unit #60842935188 | 3,500 |
| 368446 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Stephens | Southeast Breckenridge Unit #70942935189 | 3,500 |
| 368445 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Stephens | Southeast Breckenridge Unit #12042935190 | 3,500 |
| 368431 | Jan 9, 1990 | Jan 9, 1990 | Oryx Energy Company | Starr | Montalvo, I. V. -C- #4442731782 | 6,650 |
| 368310 | Jan 8, 1990 | Jan 8, 1990 | Oryx Energy Company | Starr | Slick Est. -C- #542731949 | 10,431 |
| 368326 | Jan 5, 1990 | Jan 5, 1990 | Oryx Energy Company | Zavala | Haley, C. R. #1H50732277 | 10,400 |
| 368265 | Jan 4, 1990 | Jan 4, 1990 | Oryx Energy Company | Upton | Lane, J. F. -a- a/C 2 #65U46130006 | 8,202 |
| 368141 | Dec 29, 1989 | Dec 29, 1989 | Oryx Energy Company | Starr | Montalvo, I.V. -C- #2642700594 | 5,666 |
| 368082 | Dec 29, 1989 | Dec 29, 1989 | Oryx Energy Company | Jim Wells | Seeligson Unit #141324903038 | 6,165 |
| 367220 | Dec 28, 1989 | Dec 28, 1989 | Oryx Energy Company | Kleberg | Canales, A. T. #5027330570 | 11,100 |
| 368022 | Dec 27, 1989 | Dec 27, 1989 | Oryx Energy Company | Palo Pinto | Bearden, R.D. #136334013 | 3,600 |
| 367803 | Dec 18, 1989 | Dec 18, 1989 | Oryx Energy Company | Dimmit | Bagby, J. H. #11H12732839 | 9,800 |
| 367635 | Dec 15, 1989 | Dec 15, 1989 | Oryx Energy Company | Starr | De Garza, C. L. #3142704827 | 9,159 |
| 367635Amendment | Dec 15, 1989 | Dec 15, 1989 | Oryx Energy Company | Starr | De Garza, C. L. #3142704827 | 9,159 |
| 367635Amendment | Dec 15, 1989 | Dec 15, 1989 | Oryx Energy Company | Starr | De Garza, C. L. #3142704827 | 9,159 |
| 367469 | Dec 14, 1989 | Dec 14, 1989 | Oryx Energy Company | Duval | Wiederkehr, L. #13713105044 | 8,000 |
| 367626 | Dec 13, 1989 | Dec 13, 1989 | Oryx Energy Company | Zavala | Lasater, M. L. #5H50732273 | 9,800 |
| 366468 | Dec 11, 1989 | Dec 11, 1989 | Oryx Energy Company | Smith | Bracken Grandchildren Trust #242331232 | 13,700 |
| 367447 | Dec 8, 1989 | Dec 8, 1989 | Oryx Energy Company | Galveston | Zinn & Forman #316700914 | 7,850 |
| 367442 | Dec 8, 1989 | Dec 8, 1989 | Oryx Energy Company | Coke | Jameson, H. H. #3808131289 | 6,600 |
| 367369 | Dec 7, 1989 | Dec 7, 1989 | Oryx Energy Company | Galveston | Cade-Zinn & Forman Unit #116730975 | 7,720 |
| 367131 | Dec 1, 1989 | Dec 1, 1989 | Oryx Energy Company | Newton | Hankamer #135130491 | 13,000 |
| 367099 | Nov 30, 1989 | Nov 30, 1989 | Oryx Energy Company | Chambers | Smith, Clara C. #507131822 | 9,000 |
| 367098 | Nov 30, 1989 | Nov 30, 1989 | Oryx Energy Company | Starr | Garza, Juan M. #342732202 | 6,740 |
| 367098Amendment | Nov 30, 1989 | Nov 30, 1989 | Oryx Energy Company | Starr | Garza, Juan M. #342732202 | 6,740 |
| 367041 | Nov 29, 1989 | Nov 29, 1989 | Oryx Energy Company | Galveston | Hudnall, Zinn & Forman #216700928 | 7,713 |
| 366415 | Nov 27, 1989 | Nov 27, 1989 | Oryx Energy Company | Nueces | W. R. Eckerman Unit #135532787 | 10,000 |
| 365624 | Nov 22, 1989 | Nov 22, 1989 | Oryx Energy Company | Starr | Chapotal and Co. -A- #2442731850 | 9,000 |
| 366807 | Nov 21, 1989 | Nov 21, 1989 | Oryx Energy Company | Starr | Munoz #142732377 | 16,300 |
| 366638 | Nov 16, 1989 | Nov 16, 1989 | Oryx Energy Company | Chambers | White Estate -A- #1107131915 | 9,300 |
| 366588 | Nov 16, 1989 | Nov 16, 1989 | Oryx Energy Company | Zavala | Lasater, M. L. #3H50732270 | 9,900 |
| 366587 | Nov 16, 1989 | Nov 16, 1989 | Oryx Energy Company | Smith | Shamburger Lake Unit #20142300512 | 7,220 |
| 366467 | Nov 14, 1989 | Nov 14, 1989 | Oryx Energy Company | Howard | Walters, Mittie #322734513 | 10,500 |
| 366467Amendment | Nov 14, 1989 | Nov 14, 1989 | Oryx Energy Company | Howard | Walters, Mittie #322734513 | 10,500 |
| 366467Amendment | Nov 14, 1989 | Nov 14, 1989 | Oryx Energy Company | Howard | Walters, Mittie #322734513 | 10,500 |
| 366418 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Stephens | Curry Unit #223842935173 | 3,500 |
| 366417 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Stephens | Curry Unit #90442935174 | 3,500 |
| 366416 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Stephens | Curry Unit #111642935176 | 3,500 |
| 366414 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Stephens | Curry Unit #260542935172 | 3,500 |
| 366413 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Galveston | Zinn & Forman #616700919 | 7,625 |
| 366412 | Nov 13, 1989 | Nov 13, 1989 | Oryx Energy Company | Stephens | Curry Unit #161442935175 | 3,500 |
| 366334 | Nov 10, 1989 | Nov 10, 1989 | Oryx Energy Company | Howard | Witherspoon, Virginia #122734512 | 10,600 |
| 366280 | Nov 9, 1989 | Nov 9, 1989 | Oryx Energy Company | Coke | Mathers, C. E. #7008131152 | 6,602 |
| 366278 | Nov 9, 1989 | Nov 9, 1989 | Oryx Energy Company | Dimmit | Frost National Bank Trust #70112732835 | 10,248 |
| 366278Amendment | Nov 9, 1989 | Nov 9, 1989 | Oryx Energy Company | Dimmit | Frost National Bank Trust #61H12732835 | 10,248 |
| 365188 | Nov 9, 1989 | Nov 9, 1989 | Oryx Energy Company | Kleberg | Canales, E. G. #2927332157 | 10,900 |
| 365188Amendment | Nov 9, 1989 | Nov 9, 1989 | Oryx Energy Company | Kleberg | Canales, E. G. #2927332157 | 10,900 |
| 366205 | Nov 8, 1989 | Nov 8, 1989 | Oryx Energy Company | Jim Wells | Canales, P. #14124932041 | 7,829 |
| 366204 | Nov 8, 1989 | Nov 8, 1989 | Oryx Energy Company | Coke | Brannan, J. #3808131313 | 7,150 |
| 366148 | Nov 7, 1989 | Nov 7, 1989 | Oryx Energy Company | Coke | Walker, R. W. #608130209 | 6,394 |
| 366148Amendment | Nov 7, 1989 | Nov 7, 1989 | Oryx Energy Company | Coke | Walker, R. W. #608130209 | 6,394 |