US Stocks Fall as Oil Hits $90 Amid Iran Tensions and Rising Yields

US stocks declined on Monday as geopolitical risks intensified following a skirmish between the US and Iran in the Strait of Hormuz, pushing Brent crude above $90 per barrel. The 10-year Treasury yield climbed to 4.75%, a 20-month high, fueling inflation concerns. While the Nasdaq, S&P 500, and Dow Jones all posted gains for August, Monday's market sentiment was dominated by energy supply fears and Fed policy uncertainty. Nvidia and other chip stocks saw gains, while Tesla led the 'Magnificent Seven' with a 5.5% rise. Bitcoin reclaimed $79,000, and the Japa