Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001654954-17-007085-index-headers.html | 2017-08-09 07:05:57 | |
| 0001654954-17-007085-index.html | 2017-08-09 07:05:57 | |
| 0001654954-17-007085.txt | 2017-08-09 07:05:57 | |
| opxa_8k.htm | 33111 | 2017-08-09 07:05:57 |
| opxa_ex991.htm | 11793 | 2017-08-09 07:05:57 |
 opxa_ex991000.jpg | 5493 | 2017-08-09 07:05:57 |