Vaxxinity (NASDAQ:VAXX – Get Rating) was downgraded by Zacks Investment Research from a “buy” rating to a “hold” rating in a research note issued on Wednesday, Zacks.com reports. According to Zacks, “Vaxxinity Inc. is a biotechnology company pioneering a new class of immunotherapeutic vaccines to democratize health. Vaxxinity Inc. is based in DALLAS, Texas. “ […]