QUODD

Insider Transactions last 24 months for Diamondback Energy, Inc. - NSDQ: FANG

Transactions
All	Buy	Sell	Option Exercise

Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/20/2026	DS	Direct	COM	5,000	$193.00	$965,000.00	102,755
Wesson Daniel N	Exec. VP & COO	03/20/2026	DS	Direct	COM	5,000	$191.96	$959,776.00	78,289
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/18/2026	DS	Direct	COM	5,000	$190.00	$950,000.00	107,755
Zmigrosky Matt	EVP, Chief Legal and Admin Off	03/18/2026	DS	Direct	COM	4,101	$190.51	$781,292.99	56,392
West Steven E	Director	03/18/2026	DS	Direct	COM	6,000	$188.35	$1,130,128.80	4,484
Thompson Jere W Iii	CFO, Executive VP	03/16/2026	DS	Direct	COM	750	$182.47	$136,850.93	19,975
Barkmann Albert	Exec. VP and Chief Engineer	03/13/2026	DS	Direct	COM	4,000	$182.90	$731,600.00	27,571
Zmigrosky Matt	EVP, Chief Legal and Admin Off	03/13/2026	DS	Direct	COM	20,899	$180.00	$3,761,876.43	60,493
Sgf Fang Holdings, Lp	Other	03/12/2026	DS	Direct	COM	12,650,000	$170.19	$2,152,888,320.00	84,036,722
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	1,455	$182.03	$264,854.52	966,292
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	1,329	$181.15	$240,747.15	967,747
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	1,075	$180.25	$193,765.53	969,076
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	1,746	$178.82	$312,223.04	970,151
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	1,686	$178.10	$300,272.89	971,897
Meloy Charles Alvin	Director	03/10/2026	DS	Indirect	COM	566	$177.09	$100,235.32	973,583
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/09/2026	DS	Direct	COM	2,500	$185.00	$462,500.00	112,755
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	108	$186.16	$20,104.91	974,149
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	462	$185.40	$85,656.14	974,257
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	1,465	$184.46	$270,231.12	974,719
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	2,876	$183.43	$527,545.26	976,184
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	1,849	$182.67	$337,751.47	979,060
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	709	$181.43	$128,636.00	980,909
Meloy Charles Alvin	Director	03/09/2026	DS	Indirect	COM	388	$180.45	$70,013.20	981,618
Wesson Daniel N	Exec. VP & COO	03/08/2026	DF	Direct	COM	520	$174.08	$90,521.60	103,289
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/06/2026	DS	Direct	COM	3,000	$181.46	$544,373.40	115,255

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Transaction Type Key First letter: A = Acquired, D = Disposed Second letter: A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security \| D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) \| E = Expiration of short derivative position \| F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. \| G = Gift \| H = Expiration (or cancellation) of long derivative position with value received \| I = Discretionary transaction in accordance with Rule 16b-3(f) \| J = Other \| L = Small acquisition under Rule 16a-6 \| M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 \| O = Exercise of out-of-the-money derivative security \| P = Open market or private purchase \| S = Open market or private sale \| U = Disposition pursuant to a tender of shares in a change of control transaction \| W = Acquisition or disposition by will or the laws of descent and distribution \| X = Exercise of in-the-money or at-the-money derivative security \| Z = Deposit into or withdrawal from voting trust		Send to Excel

Transaction Type Key
First letter: A = Acquired, D = Disposed
Second letter:
A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security | D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) | E = Expiration of short derivative position | F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. | G = Gift | H = Expiration (or cancellation) of long derivative position with value received | I = Discretionary transaction in accordance with Rule 16b-3(f) | J = Other | L = Small acquisition under Rule 16a-6 | M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | O = Exercise of out-of-the-money derivative security | P = Open market or private purchase | S = Open market or private sale | U = Disposition pursuant to a tender of shares in a change of control transaction | W = Acquisition or disposition by will or the laws of descent and distribution | X = Exercise of in-the-money or at-the-money derivative security | Z = Deposit into or withdrawal from voting trust

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Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Mcallaster Chad	EVP-Operations	03/01/2026	AA	Direct	COM	3,966	$0.00	$0.00	6,858
Thompson Jere W Iii	CFO, Executive VP	03/01/2026	AA	Direct	COM	7,716	$0.00	$0.00	26,564
Thompson Jere W Iii	CFO, Executive VP	03/01/2026	AA	Direct	COM	6,066	$0.00	$0.00	18,848
Zmigrosky Matt	EVP, Chief Legal and Admin Off	03/01/2026	AA	Direct	COM	21,434	$0.00	$0.00	92,546
Zmigrosky Matt	EVP, Chief Legal and Admin Off	03/01/2026	AA	Direct	COM	7,583	$0.00	$0.00	71,112
Van'T Hof Matthew Kaes	Chief Executive Officer	03/01/2026	AA	Direct	COM	2,636	$0.00	$0.00	181,826
Van'T Hof Matthew Kaes	Chief Executive Officer	03/01/2026	AA	Direct	COM	36,436	$0.00	$0.00	179,190
Van'T Hof Matthew Kaes	Chief Executive Officer	03/01/2026	AA	Direct	COM	24,501	$0.00	$0.00	142,754
Wesson Daniel N	Exec. VP & COO	03/01/2026	AA	Direct	COM	1,977	$0.00	$0.00	118,822
Wesson Daniel N	Exec. VP & COO	03/01/2026	AA	Direct	COM	26,578	$0.00	$0.00	116,845
Wesson Daniel N	Exec. VP & COO	03/01/2026	AA	Direct	COM	10,150	$0.00	$0.00	90,267
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/01/2026	AA	Direct	COM	18,432	$0.00	$0.00	128,679
Dick Teresa L.	CAO, Exec. VP, Assist. Sec.	03/01/2026	AA	Direct	COM	5,250	$0.00	$0.00	110,247
Barkmann Albert	Exec. VP and Chief Engineer	03/01/2026	AA	Direct	COM	6,430	$0.00	$0.00	35,092
Barkmann Albert	Exec. VP and Chief Engineer	03/01/2026	AA	Direct	COM	3,500	$0.00	$0.00	28,662
Stice Travis D.	Executive Chairman	03/01/2026	AA	Direct	COM	81,018	$0.00	$0.00	201,363
Stice Travis D.	Executive Chairman	03/01/2026	AA	Direct	COM	18,200	$0.00	$0.00	120,345
Plaumann Mark Lawrence	Director	06/19/2025	AJ	Direct	COM	2,965	$0.00	$0.00	5,267
Holderness Darin G	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	1,816
Meloy Charles Alvin	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	2,275
Brooks Vincent K	Director	05/21/2025	AA	Indirect	COM	1,417	$0.00	$0.00	10,653
Tsuru Frank D.	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	7,147
Robertson Lance W	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	9,017
Klein Rebecca A	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	5,147
Plaumann Mark Lawrence	Director	05/21/2025	AA	Direct	COM	1,417	$0.00	$0.00	2,302