Stock futures rebounded slightly early Monday as the spike in oil prices due to the escalating conflict between Israel and Iran eased for a moment. Stock gains were muted as investors remained concerned about the rising geopolitical risk to the global economy.

Iran and Israel continued trading fire in a fourth day of armed escalations. "The residents of Tehran will pay the price, and soon," Israeli Defense Minister Israel Katz pledged following reported Iranian strikes against Tel Aviv and Haifa.

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Israel’s attacks on Iran’s nuclear facilities risk pushing back the timeline for Federal Reserve interest-rate cuts as the US central bank waits to assess any potential impact on inflation, economists said.