Welcome to our dedicated page for Diamondback Ener SEC filings (Ticker: FANG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Diamondback Energy, Inc. (NASDAQ: FANG) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Diamondback is an independent oil and natural gas company headquartered in Midland, Texas, focused on unconventional, onshore reserves in the Permian Basin in West Texas. Its SEC filings offer detailed insight into how this upstream business is performing, how it manages capital and how it responds to commodity market conditions.
Among the key documents for FANG are its annual reports on Form 10‑K and quarterly reports on Form 10‑Q, which describe reserves, production, costs, capital expenditures, risk factors and accounting policies. Current reports on Form 8‑K highlight specific material events, such as the release of quarterly financial and operating results, declaration of base cash dividends, and supplemental letters to stockholders. For example, Diamondback has used Form 8‑K to furnish earnings releases and stockholder letters for the second and third quarters of 2025, as well as to provide detail on realized prices, derivative activity and share counts.
Filings also discuss Diamondback’s use of commodity derivatives and interest rate swaps, with tabular presentations of realized and hedged prices and gains or losses on derivative instruments. Other disclosures address non‑core asset sales, equity interests in midstream and water infrastructure entities, and the activities of its subsidiary Viper Energy, Inc., including mineral and royalty acquisitions such as the Sitio Royalties transaction.
On Stock Titan, these filings are paired with AI‑powered summaries that explain the main points of lengthy documents, such as 10‑K and 10‑Q reports, in plain language. Real‑time updates from the SEC’s EDGAR system allow users to see new 8‑K, 10‑Q and 10‑K filings as they are posted, while Form 4 insider transaction reports and proxy materials can be reviewed to understand executive and director share activity and governance matters. This combination of source filings and AI explanations helps investors and researchers analyze FANG’s regulatory record more efficiently.
Matt Zmigrosky, Diamondback Energy (FANG) executive (EVP, Chief Legal and Admin Officer), reported a transaction on 09/10/2025 disposing of 861 shares of common stock at $136.29 per share. The Form 4 indicates the shares were withheld by the issuer to satisfy tax-withholding obligations related to the vesting and settlement of the first tranche of time-based restricted stock units granted on 09/10/2024. Following the withholding, the reporting person beneficially owns 67,034 shares, held directly. The number of shares withheld was determined using the issuer's closing price on 09/09/2025. The Form 4 is signed by the reporting person on 09/11/2025.
Albert Barkmann, Executive Vice President and Chief Engineer of Diamondback Energy, reported a transaction on 09/10/2025 in which 682 shares of common stock were disposed of under code F at a price of $136.29 per share. The filing states these shares were withheld by the issuer to satisfy tax withholding obligations related to the vesting and settlement of the first tranche of time-based restricted stock units originally granted on 09/10/2024. After the withholding, the reporting person beneficially owns 25,168 shares directly. The number of shares withheld was determined using the issuer's closing price on 09/09/2025.
SGF FANG Holdings, LP became the record holder of 101,686,727 shares of Diamondback Energy, Inc. (ticker FANG) on August 13, 2025 following an internal reorganization among entities controlled by Lyndal Stephens Greth. The Form 3 reports that the shares are common stock with a $0.01 par value and that the reorganization was described in a Schedule 13D/A filed on August 15, 2025.
The filing states that Mrs. Stephens Greth is the ultimate beneficial owner of the shares held by SGF FANG Holdings, LP but expressly disclaims beneficial ownership except to the extent of her pecuniary interest. The Form 3 was signed by Kevin T. Keen as attorney-in-fact on behalf of the reporting person on August 15, 2025.
SGF FANG Holdings, LP became the record holder of 101,686,727 shares of Diamondback Energy, Inc. common stock following an internal reorganization on August 13, 2025. The filing states that Lyndal Stephens Greth remains the ultimate beneficial owner and that the reorganization changed only the form, not the amount, of her ownership.
The reported stake represents 35.1% of the company's outstanding common stock based on 289,486,120 shares outstanding as of August 1, 2025. Several affiliated entities have exited the Section 13(d) reporting group and no longer beneficially own shares. The filing also notes that the Endeavor Stockholders have nominated four directors to the company’s board under a Stockholders Agreement.
Travis D. Stice, Executive Chairman and director of Diamondback Energy (FANG), reported multiple sales of common stock executed on 08/07/2025. The Form 4 shows disposals totaling 102,145 shares sold through vehicles tied to the Stice family, with weighted average sale prices reported in grouped ranges from about $140.91 to $147.51 per share. The filing also discloses continued indirect beneficial ownership of 419,271 shares held by Stice Investments, Ltd. Footnotes state the sold shares were held by TBS Legacy Investments, Ltd., whose limited partner interests are held by the Stice 2023 Children's Trust, and explain the trustee and management relationships that create indirect beneficial ownership.
Form 4 overview: Diamondback Energy, Inc. (ticker FANG) reported an insider transaction by director Mark L. Plaumann dated 06/19/2025. The filing shows an in-kind Code J distribution of 2,965 common shares from Greyhawke Capital Advisors LLC to Mr. Plaumann during an open trading window, executed at a stated price of $0.
Post-transaction ownership:
- Direct holdings: 5,267 shares (increased by 2,965)
- Indirect holdings: 7,688 shares held through Greyhawke, where Plaumann, via Whisper Manager LLC, is managing member and 50% owner
- Total beneficial ownership: 12,955 shares
Structural context: The shares moved from an affiliated LLC to the individual following amendments to Greyhawke’s limited-liability company agreement. Because the transfer was internal, no cash changed hands and the company issued no new shares; therefore, the transaction does not affect Diamondback’s share count or capital structure.
Investor takeaway: While the dollar value (≈US$0.5 million at recent prices) is modest relative to Diamondback’s market capitalisation, the filing signals a modest increase in direct insider alignment. However, because the shares were not purchased on the open market and resulted from an internal reallocation, the event is viewed as neutral to mildly positive for valuation or near-term trading sentiment.