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Company · DINO

HF Sinclair Corporation

Name as listed on its exchange; filed with the SEC as HF Sinclair Corp.

Nasdaq's symbol directory lists DINO on the New York Stock Exchange as “HF Sinclair Corporation Common Stock”.

In the 12 months to Nov 8, 2026: insiders bought on 3 occasions ($2.5M); insiders sold on 1 occasion ($756K); 3 filings by holders of 5% or more; 1 congressional trade disclosure; 3 company reports (Form 8-K, since May 26, 2026).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $2.5M in total; Insider sales: $756K in total.Jun: Insider purchases $100KAug: Insider purchases $1.3MAug: Insider sales $756KOct: Insider purchases $1.1MDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $2.5MInsider sales below: $756K
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Franklin Myers, CEO bought on 2 days latest Oct 29, 2026 bought $2.4M
  2. Kunneman Dale, SVP and CHRO sold on 1 day latest Aug 5, 2026 sold $756K
  3. Rhoman J. Hardy bought on 1 day latest Jun 16, 2026 bought $100K
Every trade (4)
  1. BUYFranklin Myers, CEO bought Oct 29, 2026 10,000 shares filing $1.1M
  2. BUYFranklin Myers, CEO bought Aug 11, 2026 15,000 shares filing $1.3M
  3. SELLKunneman Dale, SVP and CHRO sold Aug 5, 2026 8,936 shares filing $756K
  4. BUYRhoman J. Hardy bought Jun 16, 2026 1,508 shares filing $100K

Large holders · SEC Schedules 13D and 13G

Five percent and over

Anyone who comes to hold more than 5% of a company's voting shares must tell the SEC. A Schedule 13D is filed by a holder who may seek to influence the company; a 13G by one who states it is a passive investor. An amendment updates an earlier filing, and a stake reported as 0% means the holder says it has sold all, or nearly all, of its shares. Every recent 13D and 13G

  1. Dimensional Fund Advisors LP filed Oct 8, 2026 Schedule 13G/A passive filing 4.1%
  2. REH Advisors Inc. filed Aug 4, 2026 Schedule 13D/A may seek influence 8,881,662 shares filing 5.1%
  3. Vanguard Portfolio Management filed Jul 31, 2026 Schedule 13G/A passive 8,913,994 shares filing 4.94%

Congress · STOCK Act

The Althing

Periodic transaction reports. Amounts are the ranges members report; the trade date is when it happened, the report can come up to 45 days later.

  1. Julia Letlow (R-LA05): Sale Feb 20, 2026 reported Mar 12, 2026 one of 33 trades the member reported that day House Stocks (including ADRs) $1,001 - $15,000

Company reports · SEC Form 8-K

In its own words

Current reports the company filed with the SEC; most items are due within four business days of the event. Each line lists the report's items by the SEC's own titles; the filing says what happened. Reports collected since May 26, 2026; every 8-K at the SEC.

  1. Entry into a material definitive agreement filing Nov 5, 2026
  2. Entry into a material definitive agreement filing Oct 30, 2026
  3. Results of operations and financial condition; Departure or appointment of directors or officers; Regulation FD disclosure filing Oct 28, 2026

Sources: SEC EDGAR (Forms 4, 144 and 8-K) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.