| Type | Value |
|---|---|
| cik | 0001616093 |
| ticker | WFE |
| Date | Type | Insider | Qty | Price | Signals |
|---|---|---|---|---|---|
| 31 Dec 2016 | PURCHASE | Ball George L. | 141.95 | 25.26 USD | |
| 31 Mar 2017 | PURCHASE | Ball George L. | 138.76 | 26.25 USD | |
| 10 Dec 2014 | PURCHASE | Ball George L. | 8,000 | 24.86 USD | |
| 10 Dec 2014 | PURCHASE | Ball George L. | 1,000 | 24.87 USD |