Dudediligence.

Diamondback Energy, Inc

FANGNASDAQ · Crude Petroleum & Natural Gas
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$4.11B

43 notices · 19,743,501 sh

Oct 2025 to Oct 2026

Reported ·

$5.14B

76 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

35 of 76 reported sales carry the 10b5-1 box. Together they are 10.17% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-10-05: Charles A. Meloy, Form 1442026-09-16: SGF FANG Holdings, LP, Form 1442026-09-15: Dick Teresa L., Form 1442026-09-15: Zmigrosky Matt, Form 1442026-09-11: Stice Travis D., Form 1442026-08-21: Plaumann Mark Lawrence, Form 1442026-08-20: Van't Hof Matthew Kaes, Form 1442026-08-20: Wesson Daniel N, Form 1442026-08-14: Thompson Jere W III, Form 1442026-08-14: Zmigrosky Matt, Form 1442026-08-11: Van't Hof Matthew Kaes, Form 1442026-06-16: Charles A. Meloy, Form 1442026-06-09: Plaumann Mark Lawrence, Form 1442026-06-04: SGF FANG Holdings, LP, Form 1442026-06-04: Dick Teresa L., Form 1442026-06-03: Van't Hof Matthew Kaes, Form 1442026-06-02: Dick Teresa L., Form 1442026-05-19: Dick Teresa L., Form 1442026-05-15: Barkmann Albert, Form 1442026-05-15: Thompson Jere W III, Form 1442026-05-14: Dick Teresa L., Form 1442026-05-13: Zmigrosky Matt, Form 1442026-03-20: Wesson Daniel N, Form 1442026-03-20: Dick Teresa L., Form 1442026-03-18: Zmigrosky Matt, Form 1442026-03-18: Dick Teresa L., Form 1442026-03-18: Steven E. West, Form 1442026-03-16: Thompson Jere W III, Form 1442026-03-13: Zmigrosky Matt, Form 1442026-03-13: Barkmann Albert, Form 1442026-03-09: Chares A. Meloy, Form 1442026-03-09: Dick Teresa L., Form 1442026-03-06: Wesson Daniel N, Form 1442026-03-06: Dick Teresa L., Form 1442026-03-06: Van't Hof Matthew Kaes, Form 1442026-03-06: Stice Travis D., Form 1442026-03-06: Thompson Jere W III, Form 1442025-12-08: Charles A. Meloy, Form 1442025-11-26: Wesson Daniel N, Form 1442025-11-14: Zmigrosky Matt, Form 1442025-11-13: Charles A. Meloy, Form 1442025-11-11: Thompson Jere W III, Form 1442025-11-06: Van't Hof Matthew Kaes, Form 1442025-11-06: Van't Hof Matthew Kaes, sold2025-11-11: Thompson Jere W III, sold2025-11-14: Zmigrosky Matt, sold2025-11-26: Wesson Daniel N, sold2025-11-28: Greth Lyndal, sold2025-12-04: Meloy Charles Alvin, sold2025-12-08: Meloy Charles Alvin, sold2026-02-02: Meloy Charles Alvin, sold2026-02-03: Greth Lyndal, sold2026-03-04: Greth Lyndal, sold2026-03-06: Dick Teresa L., sold2026-03-06: Van't Hof Matthew Kaes, sold2026-03-06: Stice Travis D., sold2026-03-06: Wesson Daniel N, sold2026-03-06: Thompson Jere W III, sold2026-03-09: Meloy Charles Alvin, sold2026-03-12: Greth Lyndal, sold2026-03-13: Barkmann Albert, sold2026-03-13: Zmigrosky Matt, sold2026-03-16: Thompson Jere W III, sold2026-03-18: Dick Teresa L., sold2026-03-18: Zmigrosky Matt, sold2026-03-18: WEST STEVEN E, sold2026-03-20: Dick Teresa L., sold2026-03-20: Wesson Daniel N, sold2026-04-06: Meloy Charles Alvin, sold2026-05-07: Meloy Charles Alvin, sold2026-05-13: Zmigrosky Matt, sold2026-05-14: Dick Teresa L., sold2026-05-15: Thompson Jere W III, sold2026-05-15: Barkmann Albert, sold2026-05-19: Dick Teresa L., sold2026-06-01: Zmigrosky Matt, sold2026-06-02: Dick Teresa L., sold2026-06-03: Zmigrosky Matt, sold2026-06-03: Van't Hof Matthew Kaes, sold2026-06-04: Greth Lyndal, sold2026-06-04: Dick Teresa L., sold2026-06-09: Plaumann Mark Lawrence, sold2026-06-16: Meloy Charles Alvin, sold
under a no plan named▼ salesize is dollars

Form 144 notices, newest first

2026-10-05Charles A. Meloy, Director$6,135,939
33,333 shplan 2026-03-17Form 4s on file end Jun 23144 ↗
2026-09-16SGF FANG Holdings, LP, 10% Stockholder$1.92B
9,079,675 shno plan dateForm 4s on file end Jun 23144 ↗
2026-09-15Dick Teresa L., CAO, Exec. VP, Assist. Sec.$1,050,000
5,000 shno plan dateForm 4s on file end Jun 23144 ↗
2026-09-15Zmigrosky Matt, EVP, Chief Legal and Admin Off$281,848
1,326 shno plan dateForm 4s on file end Jun 23144 ↗
2026-09-11Stice Travis D., Officer, Director$15.3M
75,000 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-21Plaumann Mark Lawrence, Director$210,577
1,000 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-20Van't Hof Matthew Kaes, Chief Executive Officer$2,146,608
10,000 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-20Wesson Daniel N, Exec. VP & COO$1,614,054
7,500 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-14Thompson Jere W III, CFO, Executive VP$102,070
500 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-14Zmigrosky Matt, EVP, Chief Legal and Admin Off$506,930
2,500 shno plan dateForm 4s on file end Jun 23144 ↗
2026-08-11Van't Hof Matthew Kaes, Chief Executive Officer$1,012,316
5,000 shno plan dateForm 4s on file end Jun 23144 ↗
2026-06-16Charles A. Meloy, Director$21.9M
116,667 shplan 2026-03-17144 ↗
Form 4, 2026-06-17: sold 83,334 at $187.12 Form 4 ↗
2026-06-09Plaumann Mark Lawrence, Director$98,250
500 shno plan date144 ↗
Form 4, 2026-06-10: sold 500 at $196.50 Form 4 ↗
2026-06-04SGF FANG Holdings, LP, 10 Percent Holder$2.07B
10,000,000 shno plan date144 ↗
Form 4, 2026-06-05: sold 10,000,000 at $204.25 Form 4 ↗
2026-06-04Dick Teresa L., CAO, Exec. VP, Assist. Sec.$1,025,000
5,000 shno plan date144 ↗
Form 4, 2026-06-08: sold 5,000 at $205.00 Form 4 ↗
2026-06-03Van't Hof Matthew Kaes, Chief Executive Officer$3,125,000
15,000 shno plan date144 ↗
Form 4, 2026-06-04: sold 15,000 at $208.33 Form 4 ↗
2026-06-02Dick Teresa L., CAO, Exec. VP, Assist. Sec.$1,406,301
7,000 shno plan date144 ↗
Form 4, 2026-06-02: sold 7,000 at $200.90 Form 4 ↗
2026-05-19Dick Teresa L., CAO, Exec. VP, Assist. Sec.$1,035,000
5,000 shno plan date144 ↗
Form 4, 2026-05-21: sold 5,000 at $207.00 Form 4 ↗
2026-05-15Barkmann Albert, Exec. VP and Chief Engineer$612,112
3,000 shno plan date144 ↗
Form 4, 2026-05-19: sold 3,000 at $204.04 Form 4 ↗
2026-05-15Thompson Jere W III, CFO, Executive VP$203,160
1,000 shno plan date144 ↗
Form 4, 2026-05-19: sold 1,000 at $203.16 Form 4 ↗
2026-05-14Dick Teresa L., CAO, Exec. VP, Assist. Sec.$1,000,000
5,000 shno plan date144 ↗
Form 4, 2026-05-14: sold 5,000 at $200.00 Form 4 ↗
2026-05-13Zmigrosky Matt, EVP, Chief Legal and Admin Off$3,001,502
15,000 shno plan date144 ↗
Form 4, 2026-05-14: sold 5,000 at $200.10 Form 4 ↗
2026-03-20Wesson Daniel N, Exec. VP & COO$959,776
5,000 shno plan date144 ↗
Form 4, 2026-03-24: sold 5,000 at $191.96 Form 4 ↗
2026-03-20Dick Teresa L., CAO, Exec. VP, Assist. Sec.$965,000
5,000 shno plan date144 ↗
Form 4, 2026-03-24: sold 5,000 at $193.00 Form 4 ↗
2026-03-18Zmigrosky Matt, EVP, Chief Legal and Admin Off$781,293
4,101 shno plan date144 ↗
Form 4, 2026-03-19: sold 4,101 at $190.51 Form 4 ↗
2026-03-18Dick Teresa L., CAO, Exec. VP, Assist. Sec.$950,000
5,000 shno plan date144 ↗
Form 4, 2026-03-19: sold 5,000 at $190.00 Form 4 ↗
2026-03-18Steven E. West, Director$1,130,121
6,000 shno plan date144 ↗
Form 4, 2026-03-19: sold 6,000 at $188.35 Form 4 ↗
2026-03-16Thompson Jere W III, CFO, Executive VP$136,851
750 shno plan date144 ↗
Form 4, 2026-03-17: sold 750 at $182.47 Form 4 ↗
2026-03-13Zmigrosky Matt, EVP, Chief Legal and Admin Off$3,761,877
20,899 shno plan date144 ↗
Form 4, 2026-03-17: sold 20,899 at $180.00 Form 4 ↗
2026-03-13Barkmann Albert, Exec. VP and Chief Engineer$731,600
4,000 shno plan date144 ↗
Form 4, 2026-03-17: sold 4,000 at $182.90 Form 4 ↗
2026-03-09Chares A. Meloy, Director$8,620,386
47,142 shplan 2025-08-13144 ↗
Form 4, 2026-03-11: sold 15,714 at $181.50 Form 4 ↗
2026-03-09Dick Teresa L., CAO, Exec. VP, Assist. Sec.$462,500
2,500 shno plan dateno Form 4 on file144 ↗
2026-03-06Wesson Daniel N, Exec. VP & COO$3,622,126
20,000 shno plan date144 ↗
Form 4, 2026-03-10: sold 20,000 at $181.11 Form 4 ↗
2026-03-06Dick Teresa L., CAO, Exec. VP, Assist. Sec.$544,373
3,000 shno plan date144 ↗
Form 4, 2026-03-10: sold 5,500 at $183.07 Form 4 ↗
2026-03-06Van't Hof Matthew Kaes, Chief Executive Officer$1,808,399
10,000 shno plan date144 ↗
Form 4, 2026-03-10: sold 10,000 at $180.84 Form 4 ↗
2026-03-06Stice Travis D., Officer, Director$18.1M
100,000 shno plan date144 ↗
Form 4, 2026-03-10: sold 100,000 at $181.13 Form 4 ↗
2026-03-06Thompson Jere W III, CFO, Executive VP$136,260
750 shno plan date144 ↗
Form 4, 2026-03-10: sold 750 at $181.68 Form 4 ↗
2025-12-08Charles A. Meloy, Director$9,901,392
62,858 shplan 2025-08-13144 ↗
Form 4, 2025-12-10: sold 53 at $160.13 Form 4 ↗
2025-11-26Wesson Daniel N, Exec. VP & COO$596,948
4,000 shno plan date144 ↗
Form 4, 2025-12-01: sold 4,000 at $149.24 Form 4 ↗
2025-11-14Zmigrosky Matt, EVP, Chief Legal and Admin Off$518,630
3,500 shno plan date144 ↗
Form 4, 2025-11-18: sold 3,500 at $148.18 Form 4 ↗
2025-11-13Charles A. Meloy, Director$4,908,920
34,000 shplan 2025-08-13144 ↗
Form 4, 2025-12-08: sold 377,911 at $138.61 Form 4 ↗
2025-11-11Thompson Jere W III, CFO, Executive VP$147,730
1,000 shno plan date144 ↗
Form 4, 2025-11-13: sold 1,000 at $147.73 Form 4 ↗
2025-11-06Van't Hof Matthew Kaes, Chief Executive Officer$1,406,140
10,000 shno plan date144 ↗
Form 4, 2025-11-10: sold 10,000 at $140.61 Form 4 ↗