HOLLYFRONTIER CORP Form 424B3: Prospectus (Rule 424(b)(3))
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2011-05-24: Form 424B3; Description 424B3; Document d80547b3e424b3.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2011-05-24 | 424B3 | 424B3 | d80547b3e424b3.htm |