| 日期 | 代碼 | 券商 | 原評等→升級後評等 | 新目標價 |
| 2010/9/10 | PAAS | RBC Capital Mkts | Sector Perform >> Outperform | $33 >> $36 |
| 2009/11/10 | PAAS | Canaccord Adams | Hold >> Buy | |
| 2009/8/13 | PAAS | UBS | Neutral >> Buy | 23 |
| 2009/3/17 | PAAS | CIBC Wrld Mkts | Sector Perform Sector Outperform | |
| 2006/11/13 | PAAS | CIBC Wrld Mkts | Sector Perform Sector Outperform | $27.40 $32.70 |