| Date | Event |
| 9-Nov-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or |
| 6-Nov-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 10-Q, Quarterly Report |
| 6-Nov-09 | Price hit new 52-week high ($12.30) |
| 8-Oct-09 | Price hit new 52-week high ($12.14) |
| 29-Sep-09 | Price hit new 52-week high ($12.07) |
| 28-Sep-09 | Aspect Medical downgraded by Boenning & Scattergood |
| 28-Sep-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 13-Aug-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 10-Q, Quarterly Report |
| 29-Jul-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 7-Jul-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 4-Jun-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 14-May-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 10-Q, Quarterly Report |
| 13-May-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Other Events |
| 29-Apr-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 9-Apr-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 27-Mar-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Other Events |
| 12-Mar-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Other Events |
| 6-Mar-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 10-K, Annual Report |
| 17-Feb-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 5-Feb-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Results of Operations and Financial Condition |
| 12-Jan-09 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 31-Dec-08 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 26-Nov-08 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 6-Nov-08 | ASPECT MEDICAL SYSTEMS INC Files SEC form 10-Q, Quarterly Report |
| 29-Oct-08 | ASPECT MEDICAL SYSTEMS INC Files SEC form 8-K, Results of Operations and Financial Condition |