| 8-K | Current report | June 21, 2022 | |
| 8-K | Current report | June 10, 2022 | |
| EFFECT | Notice of Effectiveness | June 2, 2022 | |
| CORRESP | Correspondence | June 1, 2022 | |
| S-3/A | Registration statement under Securities Act of 1933 | June 1, 2022 | |
| 10-Q | Quarterly report [Sections 13 or 15(d)] | May 23, 2022 | |
| 8-K | Current report | May 23, 2022 | |
| NT 10-Q | Notification of inability to timely file Form 10-Q or 10-QSB | May 16, 2022 | |
| UPLOAD | SEC-generated letter | May 2, 2022 | |
| S-3 | Registration statement under Securities Act of 1933 | April 27, 2022 | |