Company Analysis

Diamondback Energy, Inc. (FANG)

Nasdaq: FANG · Crude Petroleum & Natural Gas · Midland, TX · filing with the SEC since 2012
Grade6.3
◀ Past 7.4● Present 5.6▶ Future 5.3

Filings

456 filings since 2017 beside 527 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 33 days after the quarter ended. The proxy statement was last filed Apr 9, 2026.

Filings a yearinsider forms included
945976937214997146
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 6 times in the last 36 months, the newest Sep 30, 2026.
Insider forms 527

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 9, 2026 SCHEDULE 13D/A Activist holder update, amended
Nov 4, 2026 10-Q Quarterly report Sep 30, 2026
Nov 2, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 8, 2026 8-K item 2.02 Results released · Current report
Sep 30, 2026 8-K items 1.01, 5.02, 9.01 Major agreement signed; Officer or director change · Current report Sep 29, 2026
Sep 24, 2026 SD Conflict minerals report
Sep 17, 2026 SCHEDULE 13D/A Activist holder update, amended
Sep 3, 2026 SCHEDULE 13D/A Activist holder update, amended
Aug 13, 2026 SCHEDULE 13G Large holder notice
Aug 5, 2026 10-Q Quarterly report Jun 30, 2026
Aug 5, 2026 SCHEDULE 13D/A Activist holder update, amended
Aug 3, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 13, 2026 8-K item 2.02 Results released · Current report
Jun 15, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Jun 12, 2026
Jun 5, 2026 SCHEDULE 13D/A Activist holder update, amended
May 20, 2026 8-K items 5.02, 5.07 Officer or director change; Shareholder vote · Current report
May 6, 2026 10-Q Quarterly report Mar 31, 2026
May 4, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 13, 2026 8-K item 2.02 Results released · Current report
Apr 13, 2026 8-K items 8.01, 9.01 Other event · Current report Apr 10, 2026
Apr 9, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 9, 2026 DEFA14A Extra proxy material
Apr 9, 2026 DEF 14A Proxy statement May 20, 2026
Apr 6, 2026 8-K items 8.01, 9.01 Other event · Current report
Mar 26, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 23, 2026 SCHEDULE 13D/A Activist holder update, amended
Mar 16, 2026 SCHEDULE 13D/A Activist holder update, amended
Mar 12, 2026 8-K items 1.01, 8.01, 9.01 Major agreement signed; Other event · Current report Mar 10, 2026
Mar 12, 2026 424B7 Resale prospectus supplement
Mar 10, 2026 424B7 Resale prospectus supplement
Mar 4, 2026 SCHEDULE 13D/A Activist holder update, amended
Feb 25, 2026 10-K Annual report Dec 31, 2025
Feb 23, 2026 8-K items 2.02, 9.01 Results released · Current report
Feb 5, 2026 SCHEDULE 13D/A Activist holder update, amended
Jan 12, 2026 8-K item 2.02 Results released · Current report
Dec 2, 2025 SCHEDULE 13D/A Activist holder update, amended
Dec 1, 2025 8-K item 8.01 Other event · Current report
Nov 21, 2025 S-3ASR Shelf registration
Nov 5, 2025 10-Q Quarterly report Sep 30, 2025
40 of 456 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton FANG · research, not advice