Company Analysis

Delek US Holdings, Inc. (DK)

NYSE: DK · Petroleum Refining · Brentwood, TN · filing with the SEC since 2017
Grade4.3
◀ Past 4.6● Present 2.9▶ Future 5.8

Filings

431 filings since 2017 beside 590 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 37 days after the quarter ended. The proxy statement was last filed Mar 10, 2026.

Filings a yearinsider forms included
866911492669197143
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 7 times in the last 36 months, the newest Jul 2, 2026.
Insider forms 590

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 10, 2026 SCHEDULE 13G Large holder notice
Nov 6, 2026 10-Q Quarterly report Sep 30, 2026
Nov 6, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 30, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 29, 2026 8-K items 8.01, 9.01 Other event · Current report
Oct 5, 2026 SCHEDULE 13G/A Large holder update, amended
Sep 29, 2026 8-K items 1.01, 2.03, 3.02, 8.01, 9.01 Major agreement signed; New debt or obligation taken on; Shares sold without registration; Other event · Current report Sep 24, 2026
Aug 10, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 7, 2026 8-K/A items 2.02, 9.01 Results released · Current report, amended Aug 5, 2026
Aug 5, 2026 10-Q Quarterly report Jun 30, 2026
Aug 5, 2026 8-K item 9.01 Financial statements and exhibits · Current report
Jul 23, 2026 8-K items 8.01, 9.01 Other event · Current report
Jul 2, 2026 8-K item 5.02 Officer or director change · Current report Jun 26, 2026
Jun 9, 2026 S-8 Employee stock plan registration
May 15, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 12, 2026 SCHEDULE 13G Large holder notice
May 11, 2026 SCHEDULE 13G Large holder notice
May 8, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 10-Q Quarterly report Mar 31, 2026
Apr 29, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 22, 2026 8-K items 5.02, 5.07, 9.01 Officer or director change; Shareholder vote · Current report Apr 20, 2026
Apr 21, 2026 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report Apr 16, 2026
Apr 21, 2026 8-K items 8.01, 9.01 Other event · Current report Apr 20, 2026
Apr 10, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Apr 9, 2026
Apr 3, 2026 SCHEDULE 13D/A Activist holder update, amended
Mar 27, 2026 DEFA14A Extra proxy material
Mar 26, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 10, 2026 ARS Annual report to shareholders Dec 31, 2025
Mar 10, 2026 DEFA14A Extra proxy material
Mar 10, 2026 DEF 14A Proxy statement Apr 20, 2026
Feb 27, 2026 10-K Annual report Dec 31, 2025
Feb 27, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Feb 19, 2026 8-K items 8.01, 9.01 Other event · Current report Feb 18, 2026
Feb 12, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 13, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report Jan 12, 2026
Dec 5, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 14, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 14, 2025 SCHEDULE 13G Large holder notice
40 of 431 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 DK · research, not advice