Follow the people · Insider
Hof Matthew Kaes Van't
Hof Matthew Kaes Van't files insider transactions with the SEC as a chief executive officer of Diamondback Energy (FANG). We hold 4 disclosed purchases and sales filed since 25 July 2017, 2 of them in the last 90 days.
- Files forFANG
- Disclosed buys and sells4 in all, 2 in the last 90 days
- Last disclosure24 August 2026
Positions held
3 posts we hold — a term names its own dates; a run of filings only says when they filed- Filed 30 August 2017 — 20 August 2026Chief Executive Officer · Diamondback Energy (FANG)111 Form 4 lines · source: SEC Form 4
- Filed 21 July 2017 — 19 August 2025Chief Executive Officer · Viper Energy Partners LP (VNOM)16 Form 4 lines · source: SEC Form 4
- Filed 28 May 2019 — 24 August 2022President · Rattler Midstream LP (RTLR)7 Form 4 lines · source: SEC Form 4
Everything they disclosed
120 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 9,500 shares of Diamondback EnergySEC Form 424 August 2026Common Stock · traded 20 August 2026 · filed 24 August 2026
- ▼ sold on the open market 500 shares of Diamondback EnergySEC Form 424 August 2026Common Stock · traded 20 August 2026 · filed 24 August 2026
- ▼ sold on the open market 5,000 shares of Diamondback EnergySEC Form 412 August 2026Common Stock · traded 11 August 2026 · filed 12 August 2026
- gave away 2,674 shares of Diamondback EnergySEC Form 418 June 2026Common Stock · traded 17 June 2026 · filed 18 June 2026
- ▼ sold on the open market 5,000 shares of Diamondback EnergySEC Form 44 June 2026Common Stock · traded 3 June 2026 · filed 4 June 2026
- ▼ sold on the open market 10,000 shares of Diamondback EnergySEC Form 44 June 2026Common Stock · traded 3 June 2026 · filed 4 June 2026
- ▼ sold on the open market 10,000 shares of Diamondback EnergySEC Form 410 March 2026Common Stock · traded 6 March 2026 · filed 10 March 2026
- ▼ sold on the open market 10,000 shares of Diamondback EnergySEC Form 410 March 2026Common Stock · traded 6 March 2026 · filed 10 March 2026
- was granted 24,501 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 692 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 36,436 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 2,636 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 14,338 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,038 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,182 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,446 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,302 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 24,501 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 36,436 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- was granted 2,636 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 14,338 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,038 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,182 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,446 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 1,302 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 3,214 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 692 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- had shares withheld for tax on 3,214 shares of Diamondback EnergySEC Form 43 March 2026Common Stock · traded 1 March 2026 · filed 3 March 2026
- gave away 1,011 shares of Diamondback EnergySEC Form 420 November 2025Common Stock · traded 18 November 2025 · filed 20 November 2025
- ▼ sold on the open market 10,000 shares of Diamondback EnergySEC Form 410 November 2025Common Stock · traded 6 November 2025 · filed 10 November 2025
- returned to the issuer 35,362 shares of VNOM SubSEC Form 419 August 2025Class A Common Stock · traded 19 August 2025 · filed 19 August 2025
- was granted 9,921 shares of Diamondback EnergySEC Form 422 May 2025Common Stock · traded 21 May 2025 · filed 22 May 2025
- had shares withheld for tax on 1,302 shares of Diamondback EnergySEC Form 422 May 2025Common Stock · traded 21 May 2025 · filed 22 May 2025
- ▼ sold on the open market 10,000 shares of Diamondback EnergySEC Form 414 May 2025Common Stock · traded 12 May 2025 · filed 14 May 2025
- was granted 11,020 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- was granted 43,255 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- was granted 2,636 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 17,021 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 1,050 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 1,593 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 1,182 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 1,446 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- had shares withheld for tax on 692 shares of Diamondback EnergySEC Form 44 March 2025Common Stock · traded 1 March 2025 · filed 4 March 2025
- ▼ sold on the open market 4,000 shares of Diamondback EnergySEC Form 417 December 2024Common Stock · traded 13 December 2024 · filed 17 December 2024
- ▼ sold on the open market 24,294 shares of Diamondback EnergySEC Form 412 August 2024Common Stock · traded 8 August 2024 · filed 12 August 2024
- ▼ sold on the open market 25,706 shares of Diamondback EnergySEC Form 412 August 2024Common Stock · traded 8 August 2024 · filed 12 August 2024
- had shares withheld for tax on 10,164 shares of Diamondback EnergySEC Form 429 May 2024Common Stock · traded 28 May 2024 · filed 29 May 2024
- ▼ sold on the open market 15,754 shares of Diamondback EnergySEC Form 420 May 2024Common Stock · traded 16 May 2024 · filed 20 May 2024
- ▼ sold on the open market 9,246 shares of Diamondback EnergySEC Form 420 May 2024Common Stock · traded 16 May 2024 · filed 20 May 2024
- ▼ sold on the open market 12,000 shares of Diamondback EnergySEC Form 421 March 2024Common Stock · traded 20 March 2024 · filed 21 March 2024
- was granted 9,010 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- was granted 67,920 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- had shares withheld for tax on 26,738 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- had shares withheld for tax on 1,514 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- had shares withheld for tax on 1,593 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- had shares withheld for tax on 1,183 shares of Diamondback EnergySEC Form 45 March 2024Common Stock · traded 1 March 2024 · filed 5 March 2024
- ▼ sold on the open market 4,000 shares of Diamondback EnergySEC Form 418 December 2023Common Stock · traded 14 December 2023 · filed 18 December 2023
- ▼ sold on the open market 9,000 shares of Diamondback EnergySEC Form 47 August 2023Common Stock · traded 4 August 2023 · filed 7 August 2023
- ▼ sold on the open market 7,500 shares of Diamondback EnergySEC Form 415 June 2023Common Stock · traded 13 June 2023 · filed 15 June 2023
- had shares withheld for tax on 10,164 shares of Diamondback EnergySEC Form 431 May 2023Common Stock · traded 28 May 2023 · filed 31 May 2023
- was granted 12,145 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- was granted 29,888 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- had shares withheld for tax on 11,774 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- had shares withheld for tax on 2,376 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- had shares withheld for tax on 1,514 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- had shares withheld for tax on 1,594 shares of Diamondback EnergySEC Form 43 March 2023Common Stock · traded 1 March 2023 · filed 3 March 2023
- gave away 1,100 shares of Diamondback EnergySEC Form 412 January 2023Common Stock · traded 21 March 2022 · filed 12 January 2023
- was granted 97,635 shares of Diamondback EnergySEC Form 424 August 2022Common Stock · traded 24 August 2022 · filed 24 August 2022
- returned to the issuer 864,027 shares of Rattler Midstream LPSEC Form 424 August 2022Common units representing limited partner interests · traded 24 August 2022 · filed 24 August 2022
- ▼ sold on the open market 6,000 shares of Diamondback EnergySEC Form 49 June 2022Common Stock · traded 7 June 2022 · filed 9 June 2022
- had shares withheld for tax on 89,944 shares of Rattler Midstream LPSEC Form 41 June 2022Common units representing limited partner interests · traded 28 May 2022 · filed 1 June 2022
- ▼ sold on the open market 6,000 shares of Diamondback EnergySEC Form 431 May 2022Common Stock · traded 27 May 2022 · filed 31 May 2022
- ▼ sold on the open market 6,000 shares of Diamondback EnergySEC Form 46 April 2022Common Stock · traded 4 April 2022 · filed 6 April 2022
- was granted 23,070 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- was granted 11,535 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- had shares withheld for tax on 9,101 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- had shares withheld for tax on 2,723 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- had shares withheld for tax on 2,376 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- had shares withheld for tax on 1,514 shares of Diamondback EnergySEC Form 43 March 2022Common Stock · traded 1 March 2022 · filed 3 March 2022
- ▼ sold on the open market 5,500 shares of Diamondback EnergySEC Form 48 November 2021Common Stock · traded 4 November 2021 · filed 8 November 2021
- ▼ sold on the open market 15,000 shares of Rattler Midstream LPSEC Form 417 September 2021Common units representing limited partner interests · traded 15 September 2021 · filed 17 September 2021
- ▼ sold on the open market 1,100 shares of Diamondback EnergySEC Form 410 June 2021Common Stock · traded 8 June 2021 · filed 10 June 2021
- had shares withheld for tax on 89,943 shares of Rattler Midstream LPSEC Form 42 June 2021Common units representing limited partner interests · traded 28 May 2021 · filed 2 June 2021
- ▼ sold on the open market 1,900 shares of Diamondback EnergySEC Form 422 March 2021Common Stock · traded 19 March 2021 · filed 22 March 2021
- was granted 18,112 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- was granted 6,693 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- had shares withheld for tax on 2,723 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- had shares withheld for tax on 2,675 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- had shares withheld for tax on 2,376 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- had shares withheld for tax on 2,018 shares of Diamondback EnergySEC Form 43 March 2021Common Stock · traded 1 March 2021 · filed 3 March 2021
- ▲ bought on the open market 3,000 shares of Viper Energy Partners LPSEC Form 418 September 2020Common Units representing limited partner interests · traded 17 September 2020 · filed 18 September 2020
- ▲ bought on the open market 1,800 shares of Diamondback EnergySEC Form 423 June 2020Common Stock · traded 19 June 2020 · filed 23 June 2020
- ▲ bought on the open market 2,000 shares of Viper Energy Partners LPSEC Form 423 June 2020Common Units representing limited partner interests · traded 19 June 2020 · filed 23 June 2020
- had shares withheld for tax on 89,943 shares of Rattler Midstream LPSEC Form 41 June 2020Common units representing limited partner interests · traded 28 May 2020 · filed 1 June 2020
- ▲ bought on the open market 4,750 shares of Diamondback EnergySEC Form 423 March 2020Common Stock · traded 19 March 2020 · filed 23 March 2020
- ▲ bought on the open market 6,000 shares of Rattler Midstream LPSEC Form 423 March 2020Common units representing limited partner interests · traded 19 March 2020 · filed 23 March 2020
- was granted 20,756 shares of Diamondback EnergySEC Form 43 March 2020Common Stock · traded 1 March 2020 · filed 3 March 2020
- had shares withheld for tax on 2,723 shares of Diamondback EnergySEC Form 43 March 2020Common Stock · traded 1 March 2020 · filed 3 March 2020
- had shares withheld for tax on 2,018 shares of Diamondback EnergySEC Form 43 March 2020Common Stock · traded 1 March 2020 · filed 3 March 2020
- had shares withheld for tax on 9,262 shares of Viper Energy Partners LPSEC Form 428 February 2020Common Units representing limited partner interests · traded 14 February 2020 · filed 28 February 2020
- was granted 7,371 shares of Diamondback EnergySEC Form 425 February 2020Common Stock · traded 21 February 2020 · filed 25 February 2020
- had shares withheld for tax on 2,946 shares of Diamondback EnergySEC Form 425 February 2020Common Stock · traded 21 February 2020 · filed 25 February 2020
- had shares withheld for tax on 525 shares of Diamondback EnergySEC Form 425 February 2020Common Stock · traded 21 February 2020 · filed 25 February 2020
- ▼ sold on the open market 2,500 shares of Viper Energy Partners LPSEC Form 417 December 2019Common Units representing limited partner interests · traded 16 December 2019 · filed 17 December 2019
- ▼ sold on the open market 1,500 shares of Diamondback EnergySEC Form 424 June 2019Common Stock · traded 20 June 2019 · filed 24 June 2019
- was granted 1,142,857 shares of Rattler Midstream LPSEC Form 429 May 2019Common units representing limited partner interests · traded 28 May 2019 · filed 29 May 2019
- ▼ sold on the open market 2,500 shares of Viper Energy Partners LPSEC Form 49 May 2019Common Units representing limited partner interests · traded 7 May 2019 · filed 9 May 2019
- ▼ sold on the open market 1,700 shares of Diamondback EnergySEC Form 414 March 2019Common Stock · traded 13 March 2019 · filed 14 March 2019
- ▼ sold on the open market 2,300 shares of Viper Energy Partners LPSEC Form 414 March 2019Common Units representing limited partner interests · traded 13 March 2019 · filed 14 March 2019
- was granted 15,381 shares of Diamondback EnergySEC Form 45 March 2019Common Stock · traded 1 March 2019 · filed 5 March 2019
- had shares withheld for tax on 1,533 shares of Diamondback EnergySEC Form 45 March 2019Common Stock · traded 1 March 2019 · filed 5 March 2019
- was granted 8,790 shares of Diamondback EnergySEC Form 45 March 2019Common Stock · traded 1 March 2019 · filed 5 March 2019
- had shares withheld for tax on 5,749 shares of Viper Energy Partners LPSEC Form 45 March 2019Common Units representing limited partner interests · traded 1 March 2019 · filed 5 March 2019
- was granted 3,900 shares of Diamondback EnergySEC Form 425 February 2019Common Stock · traded 21 February 2019 · filed 25 February 2019
- had shares withheld for tax on 949 shares of Diamondback EnergySEC Form 425 February 2019Common Stock · traded 22 February 2019 · filed 25 February 2019
- had shares withheld for tax on 356 shares of Diamondback EnergySEC Form 425 February 2019Common Stock · traded 22 February 2019 · filed 25 February 2019
- had shares withheld for tax on 325 shares of Diamondback EnergySEC Form 425 February 2019Common Stock · traded 22 February 2019 · filed 25 February 2019
- ▼ sold on the open market 1,000 shares of Diamondback EnergySEC Form 421 December 2018Common Stock · traded 20 December 2018 · filed 21 December 2018
- ▼ sold on the open market 5,000 shares of Viper Energy Partners LPSEC Form 421 December 2018Common Units representing limited partner interests · traded 20 December 2018 · filed 21 December 2018
- exercised options over 7,600 shares of Viper Energy Partners LP (a derivative holding)SEC Form 418 September 2018Employee Unit Option (right to buy) · traded 14 September 2018 · filed 18 September 2018
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.