Autonomous flight sell-off
Joby announced its Cessna completed the first fully autonomous US cross-country flight, and the stock is selling off violently anyway, a classic sell-the-news pattern where traders take profits on a milestone that was already priced in, amplified by a soft tech tape with QQQ down.
Sources: https://now.solar/2026/09/28/joby-says-its-cessna-made-the-first-ful
Sources
Ezbrisk weighs each event against the market reaction and publishes a verdict with an overreaction reading. How the methodology works