Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001654954-17-002644-index-headers.html | 2017-03-28 16:12:06 | |
| 0001654954-17-002644-index.html | 2017-03-28 16:12:06 | |
| 0001654954-17-002644.txt | 2017-03-28 16:12:06 | |
| opxa_8k.htm | 32149 | 2017-03-28 16:12:06 |
| opxa_ex991.htm | 68938 | 2017-03-28 16:12:06 |
 opxa_ex991000.jpg | 2788 | 2017-03-28 16:12:06 |