Diamondback Energy, Inc.
FANG- Exchange
- Nasdaq
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001539838
In the last 90 days, Diamondback Energy, Inc. insiders filed 0 open-market purchases and 11 sales; 1,196 institutions reported holding it in 13F filings for Q2 2026, worth $35.4B in total; no superinvestor holds it.
Holders of 5% or more of FANG
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Diamondback Energy, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Greth Lyndal | 13D/A | 23.20%65.0M shares | −3.10 ppfrom 26.30% | Aug 15, 20256 filings | Sep 17, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 5.21%14.7M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on Diamondback Energy, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 17, 20265:16 PM ET | Greth Lyndaland 1 other | 13D/A | 23.20%65.0M shares | −3.10 ppfrom 26.30% | Sep 16, 2026 | SEC |
| Aug 13, 20264:05 PM ET | Wellington Management Group LLPand 3 others | 13G | 5.80%16.4M shares | – | Jun 30, 2026 | SEC |
| Jun 5, 20264:05 PM ET | Greth Lyndaland 1 other | 13D/A | 26.30%74.0M shares | −3.60 ppfrom 29.90% | Jun 4, 2026 | SEC |
| Apr 29, 20266:19 PM ET | Vanguard Capital Management LLC | 13G | 5.21%14.7M shares | New | Mar 31, 2026 | SEC |
| Mar 26, 20266:04 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Mar 16, 20264:39 PM ET | Greth Lyndaland 1 other | 13D/A | 29.90%84.0M shares | −4.20 ppfrom 34.10% | Mar 12, 2026 | SEC |
| Feb 5, 20264:15 PM ET | Greth Lyndaland 1 other | 13D/A | 34.10%97.7M shares | −0.70 ppfrom 34.80% | Feb 3, 2026 | SEC |
| Dec 2, 20255:00 PM ET | Greth Lyndaland 1 other | 13D/A | 34.80%99.7M shares | −0.30 ppfrom 35.10% | Nov 28, 2025 | SEC |
| Aug 15, 20257:48 PM ET | Greth Lyndaland 10 others | 13D/A | 35.10%101.7M shares | – | Aug 13, 2025 | SEC |
| Feb 9, 2023 | Guidon Energy Holdings LP | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | FMR LLC | 13GOld format | – | New | – | SEC |
| Feb 1, 2023 | State Street Corp | 13G/AOld format | – | – | – | SEC |
| Mar 11, 20222:13 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Capital Research Global Investors | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Guidon Energy Holdings LP | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | State Street Corp | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 20225:05 PM ET | BlackRock Inc. | 13GOld format | – | – | – | SEC |
| Jan 5, 2022 | JPMorgan Chase & Co | 13G/AOld format | – | – | – | SEC |
| Aug 10, 2021 | Capital Research Global Investors | 13G/AOld format | – | – | – | SEC |
| Mar 8, 2021 | Guidon Energy Holdings LP | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | Capital Research Global Investors | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2021 | State Street Corp | 13GOld format | – | New | – | SEC |
| Feb 3, 2021 | Wellington Management Group LLP | 13G/AOld format | – | – | – | SEC |
| Jan 29, 20219:57 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 22, 2021 | JPMorgan Chase & Co | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Diamondback Energy, Inc. shares.
No Form 144 notices for Diamondback Energy, Inc. are on file.