HOLLYFRONTIER CORP Form 15-12B: Termination of registration (Section 12(b))
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2022-04-29: Form 15-12B; Description 15-12B; Document d357086d1512b.htm.
- 2022-03-29: Form 15-12B; Description 15-12B; Document d341944d1512b.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2022-04-29 | 15-12B | 15-12B | d357086d1512b.htm | |
| 2022-03-29 | 15-12B | 15-12B | d341944d1512b.htm |