Among other premarket movers, Zoom Video Communications Inc ZM.O fell 9.5% after its third-quarter revenue growth rate slowed to 35% as demand for its video-conferencing tools eased from pandemic-fueled heights last year. Futures tracking the tech-heavy Nasdaq 100 index .NDX underperformed in trading before the bell as yields extended gains after Jerome Powell's reappointment as Fed Chair raised market expectations for an interest rate hike by as soon as June 2022. Concerns over rising inflation also remained at the forefront, with investors fearing the potential economic impact of higher prices lasting longer than expected.