HOLLYFRONTIER CORP Form 10-K: Annual report

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2022-02-23: Form 10-K; Period of report 2021-12-31; Description 10-K; Document hfc-20211231.htm.
2021-02-24: Form 10-K; Period of report 2020-12-31; Description 10-K; Document hfc-20201231.htm.
2020-02-20: Form 10-K; Period of report 2019-12-31; Description 10-K; Document hfc12-31x201910k.htm.
2019-02-20: Form 10-K; Period of report 2018-12-31; Description 10-K; Document hfc12-31x201810k.htm.

Filed	Form	Period of report	Description	Document
2022-02-23	10-K	2021-12-31	10-K	hfc-20211231.htm
2021-02-24	10-K	2020-12-31	10-K	hfc-20201231.htm
2020-02-20	10-K	2019-12-31	10-K	hfc12-31x201910k.htm
2019-02-20	10-K	2018-12-31	10-K	hfc12-31x201810k.htm
2018-02-21	10-K	2017-12-31	10-K	hfc12-31x201710k.htm
2017-02-22	10-K	2016-12-31	10-K	hfc12-31x201610k.htm
2016-02-24	10-K	2015-12-31	10-K	hfc12-31x201510k.htm
2015-02-25	10-K	2014-12-31	10-K	hfc12-31x201410k.htm
2014-02-26	10-K	2013-12-31	10-K	hfc12-31x201310k.htm
2013-02-28	10-K	2012-12-31	10-K	hfc12-31x201210k.htm
2012-02-29	10-K	2011-12-31	FORM 10-K	d269091d10k.htm
2011-02-25	10-K	2010-12-31	FORM 10-K	d78694e10vk.htm
2010-02-26	10-K	2009-12-31	FORM 10-K	c96998e10vk.htm
2009-02-27	10-K	2008-12-31	FORM 10-K	d66595e10vk.htm
2008-02-29	10-K	2007-12-31	FORM 10-K	d54405e10vk.htm
2007-03-01	10-K	2006-12-31	FORM 10-K	d44106e10vk.htm
2006-03-07	10-K	2005-12-31	FORM 10-K	d33650e10vk.htm
2005-03-11	10-K	2004-12-31	FORM 10-K	d23336e10vk.htm
2004-03-11	10-K	2003-12-31	FORM 10-K	d13487e10vk.htm
2002-10-11	10-K	2002-07-31	FORM 10-K FOR FISCAL YEAR END JULY 31, 2002	d00343e10vk.txt
1996-10-29	10-K	1996-07-31	FORM 10-K DATED JULY 31, 1996
1995-10-26	10-K	1995-07-31	FORM 10-K FOR YEAR ENDED JULY 31, 1995
1994-10-28	10-K	1994-07-31	FORM 10-K FOR FISCAL YEAR ENDED JULY 31, 1994