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Who

Diamondback Energy, Inc.

10% owner and Other role

Company insider

Files Form 4 as: 10% owner and Other, Viper Energy; Director and 10% owner and Other, VNOM Sub; Director and 10% owner, Verde Clean Fuels; Director, Rattler Midstream LP.

Every Form 4 they filed

In numbers

Trades disclosed
54
Buys
3
Sells
3
Bought
$91.3M
Sold
$1.6B
Companies
4
Companies where not an officer
4
First trade
1 Aug 2016
Last trade
1 Sep 2026
Last filed
3 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
VNOM Viper Energy10% owner, Other · Oil & Gas E&P · last 1 Sep 20260 buys · 2 sells
VNOM SubDirector, 10% owner, Other · last 19 Aug 20252 buys · 1 sell
VGAS Verde Clean FuelsDirector, 10% owner · Chemicals · last 29 Jan 20251 buy · 0 sells
Rattler Midstream LPDirector · last 28 May 20190 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
201Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—2,808,459filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—2,808,459filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—1,007,000filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—2,808,459filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—2,808,459filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—1,007,000filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—1,007,000filing
1 Sep 2026filed 3 Sep 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code A—1,007,000filing
19 Mar 2026filed 23 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Sold$23.3M510,071 at $45.69filing
19 Mar 2026filed 23 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Code C—510,071filing
19 Mar 2026filed 23 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Sold$23.3M510,071 at $45.69filing
4 Mar 2026filed 5 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Code C—12,391,304filing
4 Mar 2026filed 5 Mar 2026VNOM Viper EnergyOil & Gas E&PSEC FORM 4 Sold$566.2M12,391,304 at $45.69filing
4 Mar 2026filed 5 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—12,391,304filing
4 Mar 2026filed 5 Mar 2026VNOM Viper Energyoption or derivative · Oil & Gas E&PSEC FORM 4 Code C—12,391,304filing

Sectors

Energy2
Materials1
Not placed3

Buys in green, sells in red, by the company’s sector.

Related people

Austen GilfillianPresident · President at Viper Energy, filing Form 4 there in the last year
John P. GrotzingerDirector · Director at Viper Energy, filing Form 4 there in the last year
Spencer D. Armour IIIDirector · Director at Viper Energy, filing Form 4 there in the last year
Travis D. SticeDirector · Director at Viper Energy, filing Form 4 there in the last year
James L. RubinDirector · Director at Viper Energy, filing Form 4 there in the last year