US Stocks Lower; Dow Tumbles Over 250 Points - Atara Biotherapeutics (NASDAQ:ATRA), Envirotech Vehicles (NASDAQ:EVTV)

Market Overview - U.S. stocks traded lower, with the Dow Jones index falling more than 250 points, down 0.61% to 49,202.71. The NASDAQ declined 0.10% to 23,647.92, and the S&P 500 dropped 0.21% to 6,951.34 [1] - Financial stocks dipped by 1% on Monday [2] Sector Performance - Consumer staples shares gained by 0.6% on Monday [1] Commodities - Oil traded down 0.3% to $58.95, while gold increased by 2.3% to $4,605.90. Silver rose 6.5% to $84.485, and copper increased by 1% to $5.9605 [5] International Markets - European shares were higher, with the eurozone's STOXX 600 gaining 0.1%. Spain's IBEX 35 Index fell 0.1%, while London's FTSE 100 gained 0.1%, Germany's DAX rose 0.4%, and France's CAC 40 increased by 0.1% [6] - Asian markets closed higher, with Hong Kong's Hang Seng Index gaining 1.44%, China's Shanghai Composite rising 1.09%, and India's BSE Sensex increasing by 0.36% [7] Company News - Envirotech Vehicles Inc (NASDAQ:EVTV) shares surged 155% to $1.18. Ping An Biomedical Co Ltd (NASDAQ:PASW) shares rose 45% to $0.29 after a previous dip of 68% on Friday. Sound Group Inc – ADR (NASDAQ:SOGP) shares also gained 45% to $17.00 [10] - Atara Biotherapeutics Inc (NASDAQ:ATRA) shares dropped 54% to $6.24 after receiving an FDA Complete Response Letter for EBVALLO BLA, citing clinical trial adequacy concerns. Lyra Therapeutics Inc (NASDAQ:LYRA) shares fell 51% to $1.83 due to plans to suspend development of LYR-210 and implement workforce reductions affecting 28 employees. NovaBay Pharmaceuticals Inc (NYSE:NBY) was down 29% to $13.69 [10] Economic Reports - No major economic reports are scheduled for release today [8]