The S&P 500’s recent climb to record territory is meeting a harsh reality check as the trading week begins. After a period of optimism that pushed oil prices to $90 per barrel and suggested a diplomatic breakthrough was imminent, the geopolitical landscape has shifted back toward volatility. The fragile peace that Wall Street hoped to price in has been replaced by renewed friction in the Strait of Hormuz, where the Iranian Revolutionary Guard has reportedly opened fire on commercial vessels.

The escalation follows a weekend of hardening stances. Iranian officials issued warnings that any ships approaching the maritime corridor would be treated as violators of the current ceasefire. Furthermore, Tehran has signaled it will skip a scheduled second round of negotiations with the United States in Islamabad, citing the ongoing American naval blockade as an insurmountable hurdle. The move effectively stalls a diplomatic process that, just days ago, seemed to be moving toward a resolution.

The shift in tone is perhaps most visible in Washington. President Donald Trump, who on Friday suggested a deal was nearly finalized, pivoted by Sunday to threats of destroying Iranian power plants and bridges should negotiations fail entirely. This abrupt return to bellicose rhetoric underscores the degree to which the recent market rally was built on the scaffolding of expectation rather than the solid ground of a formal agreement. As operators brace for an unstable opening, the premium on certainty has never been higher.

With reporting from InfoMoney.

Source · InfoMoney