NITRO PETROLEUM INC. Form 10-K: Annual report
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2014-05-16: Form 10-K; Period of report 2014-01-31; Description FORM 10-K; Document ntro20140508_10k.htm.
- 2013-05-01: Form 10-K; Period of report 2013-01-31; Description FORM 10-K; Document ntro_10k-013113.htm.
- 2012-11-05: Form 10-K; Period of report 2012-01-31; Description FORM 10-K; Document nitro_10k-013112.htm.
- 2011-08-18: Form 10-K; Period of report 2011-01-31; Description NITRO PETROLEUM INCORPORATED FORM 10-K; Document nitro10k-2011.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2014-05-16 | 10-K | 2014-01-31 | FORM 10-K | ntro20140508_10k.htm |
| 2013-05-01 | 10-K | 2013-01-31 | FORM 10-K | ntro_10k-013113.htm |
| 2012-11-05 | 10-K | 2012-01-31 | FORM 10-K | nitro_10k-013112.htm |
| 2011-08-18 | 10-K | 2011-01-31 | NITRO PETROLEUM INCORPORATED FORM 10-K | nitro10k-2011.htm |
| 2010-05-17 | 10-K | 2010-01-31 | NITRO PETROLEUM INCORPORATED FORM 10-K | nitro10k-2009.htm |
| 2009-05-15 | 10-K | 2009-01-31 | Annual report | nitro10kfinal-051509.htm |