Unit Corporation Form 10-K/A: Amended annual report
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2021-04-30: Form 10-K/A; Period of report 2020-12-31; Description 10-K/A; Document unt-20201231.htm.
- 2020-04-29: Form 10-K/A; Period of report 2019-12-31; Description 10-K/A; Document unt-20191231.htm.
- 2018-08-06: Form 10-K/A; Period of report 2017-12-31; Description 10-K/A; Document unt-20171231x10ka.htm.
- 2017-03-30: Form 10-K/A; Period of report 2016-12-31; Description 10-K/A; Document unt-20161231x10ka.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2021-04-30 | 10-K/A | 2020-12-31 | 10-K/A | unt-20201231.htm |
| 2020-04-29 | 10-K/A | 2019-12-31 | 10-K/A | unt-20191231.htm |
| 2018-08-06 | 10-K/A | 2017-12-31 | 10-K/A | unt-20171231x10ka.htm |
| 2017-03-30 | 10-K/A | 2016-12-31 | 10-K/A | unt-20161231x10ka.htm |
| 2010-09-17 | 10-K/A | 2009-12-31 | 2009 FORM 10-K/A | form10ka20100917.htm |
| 2004-03-17 | 10-K/A | 2003-12-31 | AMENDMENT NO. 1 TO OUR 2003 FORM 10-K | form10k2003amendment1item8.txt |
| 1999-04-14 | 10-K/A | 1998-12-31 | Annual report | |
| 1995-03-30 | 10-K/A | 1994-12-31 | Annual report |