投資評等
最後更新日期：2024/5/3
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 |
| 2014/12/16 | Oppenheimer | Underperform >> Perform | |
| 2014/12/15 | Barclays | Underweight >> Overweight | $18 >> $28 |
| 2013/8/28 | Feltl & Co. | Hold >> Buy | $20 >> $26 |
| 2012/11/1 | Needham | Buy >> Strong Buy | $53 >> $57 |
| 2012/10/22 | Feltl & Co. | Buy >> Strong Buy | |
| 2012/1/10 | Stifel Nicolaus | Hold >> Buy | 26 |
| 2010/1/12 | Needham | Buy >> Strong Buy | $9 >> $11 |
| 2005/7/21 | CIBC Wrld Mkts | Sector Underperform->Sector Outperform | 9 |
| 2005/7/11 | Piper Jaffray | Market Perform->Outperform | |
| 2003/10/23 | AmTech Research | Hold -> Buy | |
| 2003/10/23 | Pacific Growth Equities | Under Weight -> Equal Weight | |
| 2002/10/24 | Pacific Growth Equities | Under Weight -> Equal Weight | |
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 |
| 2013/12/16 | Oppenheimer | Perform >> Underperform | |
| 2013/10/30 | Barclays | Equal Weight >> Underweight | 16 |
| 2013/4/17 | Needham | Strong Buy >> Buy | $45 >> $30 |
| 2012/11/1 | Feltl & Co. | Strong Buy >> Hold | 44 |
| 2012/6/20 | Needham | Strong Buy >> Buy | $35 >> $35 |
| 2010/8/19 | Stifel Nicolaus | Buy >> Hold | |
| 2008/4/7 | Needham & Co | Buy Hold | |
| 2004/6/29 | Pacific Growth Equities | Equal Weight->Under Weight | |
| 2003/1/23 | Pacific Growth Equities | Equal Weight -> Under Weight | |
| 2002/12/13 | SG Cowen | Outperform -> Mk -> Rerform | |
| 2002/12/13 | Adams Harkness | Buy -> Mk -> Rerform | |
| 2002/10/1 | Pacific Growth Equities | Equal Weight -> Under Weight | |
| 2002/10/1 | Thomas Weisel | Attractive -> 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 |
| 2015/11/30 | Dougherty & Company | Buy | 52 |
| 2013/9/25 | Northland Capital | Market Perform | 26 |
| 2012/11/6 | Capstone Investments | Buy | |
| 2012/8/23 | Barclays | Overweight | 47 |
| 2012/8/22 | Feltl & Co. | Buy | 46 |
| 2012/7/30 | Canaccord Genuity | Buy | 35 |
| 2004/11/23 | Needham Co | Buy | 8 |
| 2004/3/30 | Piper Jaffray | Market Perform | 7.22 |
| 2004/3/18 | Caris & Company | Average | 7.75 |
| 2003/12/12 | Ferris Baker Watts | Buy | 12 |
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 |
| 2012/11/26 | Feltl & Co. | Hold | $44 >> $34 |
| 2012/9/17 | Feltl & Co. | Buy | $46 >> $54 |
| 2012/9/14 | Canaccord Genuity | Buy | $43 >> $48 |
| 2011/4/28 | Needham | Strong Buy | $24 >> $26 |
| 2009/10/6 | Jefferies & Co | Hold | $5 >> $6 |
| 2006/4/27 | Needham & Co | Buy | |
| 2005/7/22 | Needham Co | Buy | 8 |
| 2005/1/27 | Piper Jaffray | Market Perform | 5.5 |
| 2004/10/21 | Piper Jaffray | Market Perform | 6 |
| 2003/7/7 | Pacific Growth Equities | Under Weight | |