Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-038802-index-headers.html | 2021-07-29 06:05:57 | |
| 0001564590-21-038802-index.html | 2021-07-29 06:05:57 | |
| 0001564590-21-038802.txt | 2021-07-29 06:05:57 | |
| pten-425.htm | 29672 | 2021-07-29 06:05:57 |
| pten-ex991_6.htm | 1526176 | 2021-07-29 06:05:57 |