Shares of Archer Aviation Inc. (NYSE:ACHR – Get Free Report) were up 7.8% on Monday . The company traded as high as $5.46 and last traded at $5.3660. Approximately 36,866,476 shares traded hands during trading, a decline of 4% from the average session volume of 38,478,430 shares. The stock had previously closed at $4.98. Analysts [...]