Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-009348-index-headers.html | 2019-03-26 16:17:32 | |
| 0001564590-19-009348-index.html | 2019-03-26 16:17:32 | |
| 0001564590-19-009348.txt | 2019-03-26 16:17:32 | |
| pten-8k_20190325.htm | 30445 | 2019-03-26 16:17:32 |
| pten-ex101_7.htm | 102041 | 2019-03-26 16:17:32 |