SEC filings
| Filing date | Form | Description | Filer |
|---|---|---|---|
| 8-K | Report of unscheduled material events or corporate event |
||
| 4 | Statement of changes in beneficial ownership of securities |
XIE BING | |
| 4 | Statement of changes in beneficial ownership of securities |
Barker Ellen | |
| 10-Q | Quarterly report which provides a continuing view of a company's financial position |
||
| 4 | Statement of changes in beneficial ownership of securities |
Flessner Kyle M | |
| 4 | Statement of changes in beneficial ownership of securities |
Craighead Martin S | |
| 8-K | Report of unscheduled material events or corporate event |
||
| 3 | Initial filing by director officer or owner of more than ten percent. |
Flessner Kyle M | |
| 4 | Statement of changes in beneficial ownership of securities |
CLARK JANET F | |
| 4 | Statement of changes in beneficial ownership of securities |
KIRK RONALD |
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