Adverum Files Investor Presentation Highlighting Significant Strategic Progress and Purpose-Built Board to Oversee Stockholder Value Creation Urges Stockholders to Vote the WHITE Proxy Card “FOR” ALL of Adverum’s Three Highly Qualified, Diverse and Independent Directors: Dawn Svoronos, Reed V. Tuckson, M.D. and Thomas Woiwode, Ph.D. REDWOOD CITY, Calif., April 22, 2021 (GLOBE NEWSWIRE) — Adverum Biotechnologies, Inc. (Nasdaq: ADVM), a clinical-stage gene therapy company targeting unmet medical needs in ocular and rare diseases, today announced that it has filed a new investor presentation with the U.S. Securities and Exchange Commission in connection with its 2021 Annual Meeting of Stockholders (“Annual Meeting”). The presentation is available at https://investors.adverum.com/shareholder-services/annual-meeting.