749 filings
Page 2 of 38
8-K
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10 Dec 21
Submission of Matters to a Vote of Security Holders
6:50am
DEFA14A
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30 Nov 21
Additional proxy soliciting materials
5:02pm
8-K
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30 Nov 21
Other Events
5:02pm
8-K
93etrgmnb 51k
16 Nov 21
HOLLYFRONTIER INVESTOR PRESENTATION November 2021
12:00am
8-K
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10 Nov 21
HollyFrontier Announces Promotion of Tim Go to President and Chief Operating Officer
4:32pm
8-K
459klu
3 Nov 21
HollyFrontier Corporation Reports Quarterly Results
6:36am
8-K
ce7o0oc2
1 Nov 21
HollyFrontier Closes Acquisition of Puget Sound Refinery
3:20pm
DEFA14A
i7kxk
22 Sep 21
Additional proxy soliciting materials
4:59pm
8-K
608bf5jlk9 mw36rzem
22 Sep 21
Regulation FD Disclosure
4:57pm
DEFA14A
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22 Sep 21
Additional proxy soliciting materials
4:22pm
8-K
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22 Sep 21
Other Events
4:19pm
PREM14A
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17 Sep 21
Preliminary proxy related to merger
2:21pm
8-K
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15 Sep 21
Amendments to Articles of Incorporation or Bylaws
12:00am
8-K
x1m1ubl 0toz
8 Sep 21
HOLLYFRONTIER INVESTOR PRESENTATION September 2021
12:00am
DEFA14A
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3 Aug 21
Additional proxy soliciting materials
9:51pm
8-K
gwflhxl0749rhhg8mq
3 Aug 21
Regulation FD Disclosure
9:48pm
8-K
fs1uofqs5he2t
3 Aug 21
HollyFrontier Corporation Reports Quarterly Results
6:17am