| 日期 | 代碼 | 券商 | 原評等→降級後評等 | 新目標價 |
| 2010/12/3 | SQNM | Rodman & Renshaw | Mkt Perform >> Mkt Underperform | 5 |
| 2009/9/29 | SQNM | Hapoalim | Neutral >> Underperform | 1.5 |
| 2009/4/30 | SQNM | Rodman & Renshaw | Mkt Outperform Mkt Perform | |
| 2009/4/30 | SQNM | Collins Stewart | Hold Sell | |
| 2009/4/30 | SQNM | JMP Securities | Mkt Outperform Mkt Perform | |