
A surge of market excitement has recently propelled Archer Aviation (NYSE: ACHR) onto multiple retail investor trading watchlists. The electric vertical takeoff and landing (eVTOL) developer's stock price has climbed dramatically, posting a gain of over 51% as of early October 2025.
This rally is not just driven by general market chatter; a significant spike in unusual call options activity accompanies it, suggesting that sophisticated traders are placing large, directional bets on Archer’s stock price continuing to rise. Such a decisive move in the market raises a critical question: What is driving this sudden frenzy of bullish sentiment, and is it backed by tangible company progress?