Why Is Archer Aviation (ACHR) Stock Price Up 19.59% Today, July 20? Anduril Partnership Opens a New Defense Market
Archer Aviation (ACHR) rose exactly 19.59% to $5.31 on July 20, 2026 after it and Anduril unveiled a jointly developed autonomous VTOL platform for commercial and defense uses. Read the daily analysis of Archer Aviation's defense and commercialization outlook, momentum risk and key technical levels.