| Date | Event |
| 27-Nov-09 | Price hit new 52-week high ($25.00) |
| 25-Nov-09 | Price hit new 52-week high ($24.61) |
| 25-Nov-09 | Ex-Date for dividend payment of $0.11 |
| 23-Nov-09 | Price hit new 52-week high ($24.58) |
| 16-Nov-09 | MESA LABORATORIES INC /CO Files SEC form 10-Q, Quarterly Report |
| 12-Nov-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 26-Aug-09 | Ex-Date for dividend payment of $0.10 |
| 14-Aug-09 | MESA LABORATORIES INC /CO Files SEC form 10-Q, Quarterly Report |
| 11-Aug-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 29-Jun-09 | MESA LABORATORIES INC /CO Files SEC form 10-K, Annual Report |
| 26-May-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 25-Mar-09 | Price hit new 52-week low ($14.50) |
| 23-Mar-09 | Price hit new 52-week low ($14.53) |
| 11-Mar-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Change in Directors or Principal Officers, Financial Statements and Exh |
| 26-Feb-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Change in Directors or Principal Officers |
| 13-Feb-09 | MESA LABORATORIES INC /CO Files SEC form 10-Q, Quarterly Report |
| 11-Feb-09 | MESA LABORATORIES INC /CO Files SEC form 8-K, Results of Operations and Financial Condition |
| 16-Dec-08 | Price hit new 52-week low ($15.54) |
| 14-Nov-08 | MESA LABORATORIES INC /CO Files SEC form 10-Q, Quarterly Report |
| 12-Nov-08 | MESA LABORATORIES INC /CO Files SEC form 8-K, Regulation FD Disclosure |