Reviva Pharmaceuticals Holdings, Inc. (NASDAQ:RVPH) is one of the stocks under $1 that will explode. Reviva Pharmaceuticals Holdings (RVPH) Records 37% in 2026 So far As of the market open on January 9, 2026, Reviva Pharmaceuticals Holdings, Inc. (NASDAQ:RVPH) has surged roughly 37% in 2026 so far, showcasing a strong share price momentum. However, at the same time, Reviva Pharmaceuticals Holdings, Inc. (NASDAQ:RVPH) is facing near-term regulatory challenges amid this share momentum, with the FDA recomm ...