Disclosure of shareholding pursuant to stock exchange act

Pfäffikon SZ, November 16, 2006 - According to notification dated November 14, 2006, Mr. Rumen Hranov, Goldhaldenstrasse 37, 8702 Zollikon, Switzerland, holds 9.59 % of the voting rights in OC Oerlikon Corporation AG, Pfäffikon: 0.04 % via 6 100 registered shares and 9.55 % via 79 852 000 purchase rights with entitlement to 1 356 100 registered shares.