STÄFA, Switzerland--(BUSINESS WIRE)-- The shareholders of Sonova Holding AG (SWX:SOON) approved all resolutions of the Board of Directors at the Annual General Shareholders’ Meeting on June 10, 2009 and decided on a dividend of CHF 1.00 per share. More than 600 shareholders attended the AGM of Sonova Holding AG in Zurich, representing approx. 50% of the total share capital.