Archer Aviation Inc. (ACHR) saw its stock price plummet 5.15% during Friday's intraday trading session. The significant drop came as investors reacted to the company's recent quarterly earnings report and subsequent analyst evaluations.

The movement follows the publication of a Wall Street analysis comparing Archer Aviation with competitor Joby Aviation after both eVTOL companies reported their Q1 results. According to the analysis, while one eVTOL stock is seen by analysts as having over 90% upside potential, the other is viewed as having just 10% upside. Given Archer Aviation's sharp decline, market participants appear to be interpreting this as indicating limited growth expectations for ACHR compared to its industry peer.

Earnings reports and analyst price target assessments are key drivers for stock price movements, particularly in emerging technology sectors like electric vertical takeoff and landing vehicles where investor expectations are closely tied to growth projections and competitive positioning within the industry.