Stocks rebound as Mideast mediation pushes oil lower; AI earnings test looms

Global stock markets experienced a rebound on Tuesday, buoyed by retreating oil prices and cautious optimism surrounding mediation efforts in the Middle East. Brent crude futures eased from a one-month high, trading at $88.72 per barrel, as investors clung to hopes of a de-escalation in regional tensions. This comes amid reports of a mediator's proposal for a 10-day ceasefire in a conflict that began with U.S.-Israeli attacks on Iran.

"It seems to suggest that this isn't a total breakdown. There are still channels for sort of talks to go on, which is great news," commented David Morrison, a senior market analyst at Trade Nation, regarding the ongoing diplomatic efforts. Despite the positive signs in energy markets, investors are bracing for a wave of corporate earnings reports, particularly from tech giants like Alphabet and Intel. These reports will be crucial in determining whether the current artificial intelligence trade, which has seen significant gains, has further room to grow or faces a correction.

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It seems to suggest that this isn't a total breakdown. There are still channels for sort of talks to go on, which is great news. Just quite how successful they will be is another matter.

Equity markets showed strength, with Europe's STOXX 600 index rising 0.2 percent and futures tracking the tech-heavy Nasdaq indicating a strong opening on Wall Street. Asian markets also closed higher, with Japan's Nikkei up 3 percent and South Korea's KOSPI gaining 4.5 percent. However, trade policy took center stage as the U.S. imposed substantial 50 percent tariffs on Canadian imports valued at approximately $20 billion, citing discriminatory treatment of American goods. This move casts a shadow over ongoing USMCA trade negotiations, although the immediate market reaction in Canada was muted.

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While demand for AI hardware remains red-hot, with companies barely able to keep up supply, investor expectations for earnings have become increasingly lofty, rendering the sector vulnerable even to a marginal adjustment in projections.