ACHR Rallies 14.9% in a Month: Should You Buy, Sell or Hold the Stock?

Archer Aviation (ACHR) shares have gained 14.9% over the past month, driven by its AEG partnership for an L.A. LIVE vertiport, selection in the eVTOL Integration Pilot Program, and expansion of its U.S. commercialization strategy. However, the company faces significant challenges including substantial losses ($480.9M in H1 2026), certification hurdles, and production execution risks before generating significant aircraft revenues. The stock trades at a discount valuation with strong liquidity, but new investors may want to wait for a more favorable entry point.