AFFY has several analysts that follow the stock:
1. Cowen and Company
2. Lazard Capital
3. Piper Jaffray
4. RBC Capital Markets
5. Robert W. Baird & Company
6. Thomas Weisel Partners
7. Auriga
8. MLV Capital
9. Wbb-Securities
4 of them gave upgrades since November, so theres still 5 potential upgrades that can happened soon.