UBS AG, Zurich, Switzerland, notified us that on December 20, 2007 they had fallen below the 3% voting rights threshold in ADVA AG Optical Networking and that their share of voting rights was at 2.70% (1,231,526 voting rights) that day.
0.61% points thereof (279,774 voting rights) are to be ascribed to UBS AG pursuant to section 22 paragraph 1, sentence 1, number 1 WpHG.
ADVA AG Optical Networking
Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker
t +49 3693 450 0, f +49 3963 450 499