| Form | Description | Date | Documents |
|---|---|---|---|
| NT 10-Q | Notification of inability to timely file Form 10-Q or 10-QSB | Nov. 14, 2019 |
|
| SC 13D/A | General statement of acquisition of beneficial ownership | Sept. 20, 2019 |
|
| 10-Q | Quarterly report [Sections 13 or 15(d)] | Aug. 16, 2019 |
|
| NT 10-Q | Notification of inability to timely file Form 10-Q or 10-QSB | Aug. 14, 2019 |
|
| 8-K | Current report | June 14, 2019 |
|
| 8-K | Current report | May 30, 2019 |
|
| 10-Q | Quarterly report [Sections 13 or 15(d)] | May 20, 2019 |
|
| NT 10-Q | Notification of inability to timely file Form 10-Q or 10-QSB | May 15, 2019 |
|
| 10-K | Annual report [Section 13 and 15(d), not S-K Item 405] | April 17, 2019 |
|
| NT 10-K | Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405 | April 1, 2019 |
|