118 filings
DEFA14A
DINO
HF Sinclair Corp.
4 Apr 24
Additional proxy soliciting materials
4:17pm
DEF 14A
DINO
HF Sinclair Corp.
Definitive proxy
4 Apr 24
4:16pm
8-K
DINO
HF Sinclair Corp.
2 Apr 24
Entry into a Material Definitive Agreement
4:19pm
PRE 14A
DINO
HF Sinclair Corp.
22 Mar 24
Preliminary proxy
5:11pm
8-K
DINO
HF Sinclair Corp.
28 Feb 24
Regulation FD Disclosure
5:40pm
8-K
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21 Feb 24
HF Sinclair Corporation Reports 2023 Fourth Quarter and Full Year Results
6:32am
8-K
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14 Feb 24
HF Sinclair Corporation Announces Changes to Its Board of Directors
5:20pm
8-K
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12 Feb 24
Departure of Directors or Certain Officers
4:15pm
8-K
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9 Feb 24
Entry into a Material Definitive Agreement
12:00am
8-K
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6 Feb 24
Amendments to Articles of Incorporation or Bylaws
12:00am
8-K
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3 Jan 24
Entry into a Material Definitive Agreement
5:45pm
8-K
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3 Jan 24
Regulation FD Disclosure
5:01pm
8-K
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18 Dec 23
Entry into a Material Definitive Agreement
8:01pm
S-8
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4 Dec 23
Registration of securities for employees
4:24pm
8-K
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4 Dec 23
Entry into a Material Definitive Agreement
4:13pm
8-K
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1 Dec 23
Regulation FD Disclosure
5:31pm
8-K
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1 Dec 23
Entry into a Material Definitive Agreement
4:09pm
8-K
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29 Nov 23
Other Events
8:10pm
8-K
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28 Nov 23
HF Sinclair Corporation Stockholders and Holly Energy Partners, L.P. Unitholders Approve Merger Transaction
5:07pm