The heirs of Andy Rihs control less than 3% of Sonova Holding AG

Stäfa (Switzerland), April 28, 2018 – Sonova Holding AG announces that the heirs of Andy Rihs, 8834 Schindellegi, Switzerland, control less than 3% of total Sonova share capital and voting rights as of April 27, 2018, due to a sale of shares.   For more information on significant shareholders visit the website of the SIX Swiss Exchange…