https://www.reuters.com/article/us-retail-trading-microvision/microvision-shares-tumble-more-than-20-as-retail-traders-optimism-sags-idUSKBN2CH1CJ

Shares of MicroVision Inc fell more than 20% in premarket trading on Friday and were set to open at their lowest levels in a week, a day after the laser technology company reported lower-than-expected quarterly results.