Stocks Rise as Iran Declares Hormuz Strait Open

U.S. equities rallied Monday after Iran declared the Strait of Hormuz 'completely open,' easing fears that Middle East tensions could disrupt a chokepoint responsible for roughly 20% of global oil flows. The S&P 500, Nasdaq, and Dow Jones Industrial Average all moved higher on the news, reflecting how tightly energy security concerns had been weighing on sentiment. The Strait of Hormuz sits between Iran and Oman and serves as the primary export corridor for Gulf crude producers including Saudi Arabia, the UAE, Iraq, and Kuwait. Any credible threat to its navigability typically triggers immediate oil price spikes and equity risk-off moves, so Iran's explicit reassurance functioned as a release valve for that pressure. The session's gains reflect how much geopolitical risk premium had built into markets. Investors will now watch whether oil prices retreat, how long the diplomatic signal holds, and whether broader Middle East tensions continue to stabilize or re-escalate in the coming sessions.