Form 4 holding
Director
Diamondback Energy, Inc.
- Security class
- Common Stock
- Shares / value
- 5,466
- Estimated value
- $1,081,120
- Report date
- 20 May 2026
- Price
- $197.79
- Ownership
- Direct
Steven E. West
Insider Reports History
- Reporting-owner location
- Greenwich, CT
- Latest reporting-owner signature
- /s/ Matt Zmigrosky, as attorney-in-fact for Steven E. West
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for Steven E. West
Form 4 holding
Director
Viper Energy, Inc.
- Security class
- Class A Common Stock
- Shares / value
- 22,093
- Estimated value
- $1,038,150
- Report date
- 19 May 2026
- Price
- $46.99
- Ownership
- Direct
Form 4 holding
Director
Viper Energy, Inc.
- Security class
- Class A Common Stock
- Shares / value
- 0
- Estimated value
- $0
- Report date
- 19 Aug 2025
- Price
- $37.53
- Ownership
- Direct
Form 4 holding
Director
RATTLER MIDSTREAM LP
- Security class
- Common units representing limited partner interests
- Shares / value
- 0
- Estimated value
- Report date
- 24 Aug 2022
- Price
- $17.17
- Ownership
- Direct
Insider Reports Filed by Steven E. West
4
FANG
Diamondback Energy, Inc.
- Report period
- 20 May 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 21 May 2026, 17:57
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy, Inc.
- Report period
- 19 May 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 21 May 2026, 16:02
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 18 Mar 2026
- Transactions
- 1
- Transaction value
- -$1,130,129
- Accepted by SEC
- 19 Mar 2026, 19:33
- Role
- Director
- Next action
- Open filing details
3
Viper Energy, Inc.
- Report period
- 19 Aug 2025
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 19 Aug 2025, 18:14
- Role
- Director
- Next action
- Open filing details
4
VNOM
VNOM Sub, Inc.
- Report period
- 19 Aug 2025
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 19 Aug 2025, 18:10
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 21 May 2025
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 22 May 2025, 18:38
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy, Inc.
- Report period
- 20 May 2025
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 22 May 2025, 16:08
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 16 Dec 2024
- Transactions
- 1
- Transaction value
- +$975,960
- Accepted by SEC
- 17 Dec 2024, 16:35
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy, Inc.
- Report period
- 10 Jul 2024
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 11 Jul 2024, 17:06
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 06 Jun 2024
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 10 Jun 2024, 16:03
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 10 Aug 2023
- Transactions
- 1
- Transaction value
- -$1,205,181
- Accepted by SEC
- 14 Aug 2023, 16:05
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy Partners LP
- Report period
- 10 Jul 2023
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 12 Jul 2023, 16:09
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 08 Jun 2023
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 12 Jun 2023, 16:04
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 24 Aug 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 24 Aug 2022, 17:40
- Role
- Director
- Next action
- Open filing details
4
RATTLER MIDSTREAM LP
- Report period
- 24 Aug 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 24 Aug 2022, 17:13
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy Partners LP
- Report period
- 11 Jul 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 13 Jul 2022, 16:16
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 09 Jun 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 13 Jun 2022, 17:56
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy Partners LP
- Report period
- 25 Feb 2022
- Transactions
- 1
- Transaction value
- -$1,702,266
- Accepted by SEC
- 01 Mar 2022, 15:04
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 08 Nov 2021
- Transactions
- 1
- Transaction value
- -$998,193
- Accepted by SEC
- 10 Nov 2021, 15:11
- Role
- Director
- Next action
- Open filing details
4
RATTLER MIDSTREAM LP
- Report period
- 08 Nov 2021
- Transactions
- 1
- Transaction value
- -$208,489
- Accepted by SEC
- 10 Nov 2021, 15:04
- Role
- Director
- Next action
- Open filing details
4
RATTLER MIDSTREAM LP
- Report period
- 12 Jul 2021
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 14 Jul 2021, 16:08
- Role
- Director
- Next action
- Open filing details
4
VNOM
Viper Energy Partners LP
- Report period
- 12 Jul 2021
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 14 Jul 2021, 16:02
- Role
- Director
- Next action
- Open filing details
4
FANG
Diamondback Energy, Inc.
- Report period
- 03 Jun 2021
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 07 Jun 2021, 17:04
- Role
- Director
- Next action
- Open filing details