| 1. | On which exchange is Allos listed and what is the ticker symbol? | | | Allos is traded on the Nasdaq stock exchange under the symbol ALTH. |
| 2. | Where is Allos incorporated? | | | Allos is incorporated in the state of Delaware. |
| 3. | How can I purchase shares? | | | Shares can be purchased through the broker of your choice. |
| 4. | If my address changes, whom should I notify? | | | If you are a registered stock holder, please send both your new and old address information to our transfer agent, BNY Mellon Shareowner Services. Each stockholder in question must sign a request for an address change.
BNY Mellon Shareowner Services
480 Washington Boulevard
Jersey City, New Jersey 07310-1900
If you are not a registered stock holder, please notify your broker. |
| 5. | How many employees are at Allos? | | | Allos currently has approximately 180 employees. |
| 6. | When did Allos go public? | | | Allos went public in March 2000. |
| 7. | Who is Allos’ outside legal counsel? | | | Cooley Godward Kronish LLP
380 Interlocken Crescent, Suite 900
Broomfield, CO 80021
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| 8. | Who are Allos’ independent accountants? | | | Ernst & Young LLP
370 17th Street, Suite 3300
Denver, CO 80202
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