$GPOR
Market Cap:
$GPOR SEC Filings
| Filing | Filed On |
|---|---|
| FORM 4 SUBMISSION | 19 Dec 2017 |
| FORM 4 SUBMISSION | 04 Dec 2017 |
| FORM 8-K | 28 Nov 2017 |
| FORM 3 SUBMISSION | 06 Nov 2017 |
| FORM 4 SUBMISSION | 06 Nov 2017 |
| FORM 8-K | 03 Nov 2017 |
| FORM 8-K | 02 Nov 2017 |
| 10-Q | 02 Nov 2017 |
| FORM 8-K | 11 Oct 2017 |
| FORM 8-K | 05 Oct 2017 |
| FORM 8-K | 05 Oct 2017 |
| ROBECO INVESTMENT MANAGEMENT INC. | 08 Sep 2017 |
| SC 13G/A | 08 Sep 2017 |
| 10-Q | 09 Aug 2017 |
| FORM 8-K | 09 Aug 2017 |
| EFFECT | 04 Aug 2017 |
| FINAL PROSPECTUS | 04 Aug 2017 |
| S-4 | 07 Jul 2017 |
| SC 13G/A | 13 Jun 2017 |
| FORM 8-K | 12 Jun 2017 |
