Why Is AmpliTech Stock Gaining Tuesday?

AmpliTech Group (NASDAQ: AMPG) stock surged 11.87% in premarket trading Tuesday after announcing it participated in the O-RAN ALLIANCE Global PlugFest Spring 2026 as the only vendor showcasing a 64T64R Massive MIMO radio. The company demonstrated its technology's ability to integrate effectively within complex multi-vendor Open RAN networks. The stock is trading at a new 52-week high of $7.35, though momentum indicators suggest the rally may be becoming stretched with RSI at 73.33 (overbought territory).