Helsinki, Finland, 2012-05-22 17:30 CEST (GLOBE NEWSWIRE) --
| Vaisala Corporation | ANNOUNCEMENT | 22.5.2012 |
| SHARE REPURCHASE 22.5.2012 | ||
| In the Helsinki Stock Exchange | ||
| Trade date | 22.5.2012 | |
| Bourse trade | Buy | |
| Share | VAIAS | |
| Amount | 1.000 | Shares |
| Total cost | 15.175,00 | EUR |
| Average price/ share | 15,1750 | EUR |
| Highest price/ share | 15,20 | EUR |
| Lowest price/ share | 15,15 | EUR |
| Vaisala Corporation now holds a total of 17.000 shares | ||
| including the shares repurchased on 22.5.2012. | ||
| On behalf of Vaisala Corporation | ||
| Nordea Bank Finland Plc | ||
| Petri Simberg | Julius Summanen | |