Stocks Surge on Iran Ceasefire Hopes as Oil Prices Cool

US stocks jumped on Monday, adding roughly $550 billion in value as news broke of a potential ten day ceasefire between the United States and Iran. Both the S&P 500 and the Nasdaq saw gains, with technology shares leading the charge. Investors are reacting to hopes that a new proposal could revive a peace deal originally signed in June, which collapsed shortly after its implementation.

Oil prices moved lower in response to the positive news. Brent and WTI crude both dropped as traders adjusted for reduced supply risks. This comes just after oil prices crossed the $90 mark following reports of rising conflict on Sunday. While the market is optimistic, the situation remains fluid, as US Central Command continues to conduct airstrikes in the region.

The outlook remains fragile due to skepticism from Iranian leadership and new threats in the Middle East. Yemen's Houthis recently declared a maritime embargo against Saudi shipping, which could disrupt significant crude export routes. With US gasoline prices facing upward pressure and the strategic petroleum reserve at historic lows, investors are watching closely to see if this diplomatic proposal leads to a lasting truce or another short lived rally.