 HONOLULU--BUSINESS WIRE--The Sonic Fund II, L.P. Sonic, which beneficially owns approximately 6.8 of the outstanding common stock of Adverum Biotechnologies, Inc. NASDAQ: ADVM the Company or Adverum, today issued the following statement regarding the preliminary voting results from the Companys 2021 Annual Meeting of Stockholders the 2021 Annual Meeting. We wish to express our sincere gratitude to the stockholders who supported our push for change and an improved Board at A 