HollyFrontier Corp reports

Company identity 1 identity field
Location
Dallas, TX
SEC filing record 1 source field
Fiscal year end
31 December
HollyFrontier Corp has filed 1,771 SEC EDGAR filings since 16 Feb 1994

SEC filing history

Showing 1-15 of 15 matching filings.

Per page
25
Current page
1
SC 13D/A

SC 13D/A

Filing date
12 Aug 2021
Reporting date
Not listed
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SC 13D/A File 005-88989

AMENDMENT #4 TO SCHEDULE 13D

Filing date
15 Feb 2019
Reporting date
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SC 13D/A File 005-88989

AMENDMENT #3 TO SCHEDULE 13D

Filing date
18 Jul 2018
Reporting date
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SC 13D/A

SC 13D/AMENDMENT NO. 10

Filing date
23 Feb 2018
Reporting date
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SC 13D/A

SC 13D/A

Filing date
01 Nov 2017
Reporting date
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SC 13D/A

SCHEDULE 13D (AMENDMENT NO. 8)

Filing date
20 Oct 2017
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SC 13D/A

SCHEDULE 13D (AMENDMENT NO. 7)

Filing date
05 May 2017
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SC 13D/A

SCHEDULE 13D (AMENDMENT NO. 6)

Filing date
11 Oct 2016
Reporting date
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SC 13D/A

SC 13D/A filing

Filing date
06 Aug 2012
Reporting date
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SC 13D/A

AMENDMENT NO. 3 TO SCHEDULE 13D

Filing date
21 Dec 2011
Reporting date
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SC 13D/A File 005-88989

SCHEDULE 13D/A

Filing date
06 Sep 2011
Reporting date
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SC 13D/A File 005-88989

SCHEDULE 13D/A

Filing date
05 Jul 2011
Reporting date
Not listed
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SC 13D File 005-88989

SCHEDULE 13D

Filing date
20 May 2011
Reporting date
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SC 13D/A

SC 13D/A

Filing date
25 Feb 2011
Reporting date
Not listed
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SC 13D/A

SC 13D/A

Filing date
14 Jan 2011
Reporting date
Not listed
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