投資評等
最後更新日期:2012/5/27
升級(Upgrade)
| 日期/Date | 券商 Brokerage Firm | 原評等->升級後評等 Upgrade from: -> to: | 新目標價 New Target |
| 2009/9/9 | Leerink Swann | Mkt Perform >> Outperform | |
| 2009/5/11 | UBS | Neutral Buy | |
| 2006/11/2 | UBS | Neutral Buy | |
| 2004/4/21 | Robert W. Baird | Neutral->Outperform | $65 |
降級(Downgrade)
| 日期/Date | 券商 Brokerage Firm | 原評等->降級後評等 Upgrade from: -> to: | 新目標價 New Target |
| 2010/3/2 | UBS | Buy >> Neutral | |
| 2005/1/28 | Robert W. Baird | Outperform->Neutral | |
| 2003/10/16 | Robert W. Baird | Outperform -> Neutral | |
| 2002/10/17 | Banc of America Sec | Buy -> Mk -> Rerform | |
| 2002/10/17 | Goldman Sachs | Mkt Outperform -> Mk -> Rerform | |
首次予以評等(Coverage Initiated)
| 日期/Date | 券商 Brokerage Firm | 原評等->升級後評等 Upgrade from: -> to: | 目標股價 |
| 2009/11/6 | Jefferies & Co | Buy | 85 |
| 2007/4/4 | Deutsche Securities | Hold | 75 |
| 2007/2/7 | Banc of America Sec | Buy | 81 |
| 2004/9/15 | Banc of America Sec | Buy | 57 |
| 2003/12/17 | JP Morgan | Neutral | |
| 2002/7/31 | UBS Warburg | Buy | |
恢復投資評等(Coverage Resumed)
| 日期/Date | 券商/Brokerage Firm | 恢復評等後等級/Resumed Rating | 目標股價Target |
| 查無資料 | | | |
重申相同投資評等(Coverage Reiterated)
| 日期/Date | 券商 Brokerage Firm | 重申相同投資評等 Reiterated Rating | 新目標價 New Target |
| 2009/3/19 | Leerink Swann | Mkt Perform | |
| 2006/4/26 | Banc of America Sec | Buy | |
| 2005/7/20 | Banc of America Sec | Buy | 59 |
| 2005/7/20 | UBS | Buy | 69 |
| 2005/6/30 | UBS | Buy | 63 |
| 2005/6/23 | Banc of America Sec | Buy | 52 |
| 2005/2/4 | UBS | Buy | 60 |
| 2004/10/20 | UBS | Buy | 65 |
| 2003/1/24 | Morgan Stanley | Overweight | |