HOLLYFRONTIER CORP Form DEF 14A: Definitive proxy statement
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2021-03-25: Form DEF 14A; Period of report 2021-05-12; Description DEF 14A; Document d93818ddef14a.htm.
- 2020-03-26: Form DEF 14A; Period of report 2020-05-13; Description DEFINITIVE PROXY STATEMENT; Document d791726ddef14a.htm.
- 2019-03-21: Form DEF 14A; Period of report 2019-05-08; Description DEFINITIVE PROXY STATEMENT; Document d682044ddef14a.htm.
- 2018-03-22: Form DEF 14A; Period of report 2018-05-09; Description DEFINITIVE PROXY STATEMENT; Document d550368ddef14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2021-03-25 | DEF 14A | 2021-05-12 | DEF 14A | d93818ddef14a.htm |
| 2020-03-26 | DEF 14A | 2020-05-13 | DEFINITIVE PROXY STATEMENT | d791726ddef14a.htm |
| 2019-03-21 | DEF 14A | 2019-05-08 | DEFINITIVE PROXY STATEMENT | d682044ddef14a.htm |
| 2018-03-22 | DEF 14A | 2018-05-09 | DEFINITIVE PROXY STATEMENT | d550368ddef14a.htm |
| 2017-03-23 | DEF 14A | 2017-05-10 | DEFINITIVE PROXY STATEMENT | d281241ddef14a.htm |
| 2016-03-24 | DEF 14A | 2016-05-11 | DEFINITIVE PROXY STATEMENT | d123257ddef14a.htm |
| 2015-03-26 | DEF 14A | 2015-05-13 | DEFINITIVE PROXY STATEMENT | d873497ddef14a.htm |
| 2014-03-27 | DEF 14A | 2014-05-14 | DEFINITIVE PROXY STATEMENT | d675864ddef14a.htm |
| 2013-03-28 | DEF 14A | 2013-05-15 | DEFINITIVE PROXY STATEMENT | d500018ddef14a.htm |
| 2012-03-30 | DEF 14A | 2012-05-16 | DEF 14A | d318722ddef14a.htm |
| 2011-03-31 | DEF 14A | 2011-05-12 | DEF 14A | d80545def14a.htm |
| 2010-03-25 | DEF 14A | 2010-05-05 | SCHEDULE DEF 14A | d71587ddef14a.htm |
| 2009-04-10 | DEF 14A | 2009-05-14 | DEF 14A | d67095def14a.htm |
| 2008-04-08 | DEF 14A | 2008-05-08 | DEFINITIVE PROXY STATEMENT | d55506def14a.htm |
| 2007-04-20 | DEF 14A | 2007-05-24 | DEFINITIVE PROXY STATEMENT | d45385ddef14a.htm |
| 2006-04-10 | DEF 14A | 2006-05-11 | DEFINITIVE PROXY STATEMENT | d34501ddef14a.htm |
| 2005-04-05 | DEF 14A | 2005-05-09 | DEFINITIVE PROXY STATEMENT | d23779ddef14a.htm |
| 2004-04-08 | DEF 14A | 2004-05-13 | DEFINITIVE PROXY STATEMENT | d14006ddef14a.htm |
| 2002-11-05 | DEF 14A | 2002-12-12 | DEFINITIVE PROXY STATEMENT | d00493ddef14a.txt |
| 2001-11-07 | DEF 14A | 2001-12-13 | DEFINITIVE PROXY STATEMENT | d91574ddef14a.txt |
| 2000-11-09 | DEF 14A | 2000-12-14 | DEFINITIVE PROXY STATEMENT | d81085ddef14a.txt |
| 1999-11-09 | DEF 14A | 1999-12-09 | DEFINITIVE PROXY STATEMENT | |
| 1998-11-06 | DEF 14A | 1998-12-10 | DEFINITIVE NOTICE & PROXY | |
| 1997-11-03 | DEF 14A | 1997-12-11 | DEFINITIVE PROXY STATEMENT | |
| 1996-11-05 | DEF 14A | 1996-12-12 | DEFINITIVE PROXY STATEMENT | |
| 1995-10-27 | DEF 14A | 1995-12-14 | DEFINITIVE NOTICE & PROXY | |
| 1994-11-03 | DEF 14A | 1994-12-08 | DEFINITIVE PROXY STATEMENT |