| Date | Event |
| 21-Oct-09 | Price hit new 52-week high ($2.44) |
| 17-Sep-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Change in Directors or Principal Officers |
| 17-Sep-09 | Price hit new 52-week high ($2.30) |
| 1-Sep-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statement |
| 1-Sep-09 | Price hit new 52-week high ($2.25) |
| 12-Aug-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 10-Q, Quarterly Report |
| 11-Aug-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 28-Jul-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 13-May-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 10-Q, Quarterly Report |
| 12-May-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 28-Apr-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 12-Feb-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 10-Q, Quarterly Report |
| 11-Feb-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 28-Jan-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 15-Jan-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K/A, Changes in Registrant's Certifying Accountant, Financial Stat |
| 8-Jan-09 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Changes in Registrant's Certifying Accountant, Financial Statem |
| 19-Dec-08 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 10-K, Annual Report |
| 12-Dec-08 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |
| 26-Nov-08 | ADDVANTAGE TECHNOLOGIES GROUP INC Files SEC form 8-K, Results of Operations and Financial Condition, Regulation FD Di |