Secondary Offering of Shares Successfully Completed

Zurich/Hombrechtikon, 2 June 1999 - The secondary offering of the 189,174 new unitary registered shares in Tecan, previously held by the majority shareholder PE Corporation, was successfully completed under the lead of Warburg Dillon Read. Earlier, the special meeting of registered shareholders in Tecan had voted in favour of introducing the unitary registered share.

The shares will be placed at the offer price of CHF 460, determined in accordance with the bookbuilding procedure, and will be mainly distributed among institutional investors in Switzerland and abroad. Following this share placing, all shares in Tecan AG will be held by public shareholders. The unitary registered share in Tecan, with a par value of CHF 10, will be traded for the first time on 3 June on the main board of the Swiss Exchange.