• May 29, 2025 |
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Global Stock Rally Faces Uncertainty Following Court Ruling on Trump’s Tariffs

Investors react cautiously as optimism fades over Trump’s tariff ruling, impacting global stock markets. While technology stocks thrive, uncertainty lingers amid potential appeals and economic implications.

by Jack Smith |
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"Stock trader in a financial market setting, wearing glasses and a jacket with an American flag patch, looking upwards while holding a tablet. Screens displaying stock prices and market data are visible in the background."

A significant rally in global stock markets initiated in Asia is showing signs of fatigue as investors grapple with persistent uncertainty following a pivotal ruling against President Donald Trump’s tariffs. The economic effects of President Trump’s tariffs cannot be overstated.

The U.S. Court of International Trade‘s recent decision has sent ripples through financial markets, initially igniting optimism before reality tempered enthusiasm. US trade court blocks Trump’s sweeping tariffs in blow to trade policies.

In the morning hours of trading on Wall Street, the S&P 500 index was up by 0.4%, having relinquished over half of an earlier surge.

The Dow Jones Industrial Average managed to gain 74 points, marking a modest increase of 0.2%, while the Nasdaq composite climbed 0.6%.

These figures reflect a notable downshift from the nearly 2% leap observed in Tokyo and Seoul, where traders celebrated news of the court’s ruling late Wednesday.

The court deemed that the 1977 International Emergency Economic Powers Act, which Trump had invoked to impose sweeping tariffs on imports, does not confer the authority to levy such taxes. The International Emergency Economic Powers Act has been central to this ruling.

This ruling raised hopes among market participants that Trump’s ability to impose tariffs could be limited, reducing fears of an impending recession exacerbated by tariff-induced inflation.

However, the optimism was tempered by the recognition that the administration has filed an appeal, leaving the long-term implications of this legal battle up in the air.

Despite the court’s ruling, which only affects certain tariffs, the broader implications remain concerning.

While tariffs on foreign steel, aluminum, and autos remain intact under different legislative grounds, experts warn that Trump retains the ability to impose significant tariffs through alternative routes. Tracking the economic impact of the Trump trade war remains crucial.

Ulrike Hoffmann-Burchardi, chief investment officer of global equities at UBS Global Wealth Management, noted that uncertainty continues to loom over the markets.

Brian Jacobsen, chief economist at Annex Wealth Management, echoed this sentiment, suggesting that while the ruling may have changed the landscape, it merely raised the bar for Trump to reinstate tariffs.

He remarked, “Markets are pricing that this is a better type of uncertainty than what we’ve had since Liberation Day,” a reference to Trump’s announcement of sweeping tariffs back in April.

On Wall Street, technology stocks emerged as the standout performers.

Nvidia, a trailblazer in the artificial intelligence sector, exceeded analysts’ expectations for both profit and revenue in its latest quarter, driving its shares up by 4.3%.

The company’s success reflects the growing influence of AI technology, which has catapulted Nvidia to one of the most significant players in the U.S. stock market.

Another notable performer was C3.ai, an AI application software company that surged by an impressive 29.4% after reporting better-than-expected profits.

The U.S. Air Force’s increase of its contract with C3.ai by $350 million further fueled investor enthusiasm, showcasing the increasing integration of AI in defense and technology sectors.

E.l.f. Beauty also experienced a significant boost, rising 24.2% after delivering stronger-than-expected profits and announcing a $1 billion acquisition of Hailey Bieber’s Rhode skincare brand, which generated $212 million in net sales over the past year.

However, not all stocks shared in the rally.

Best Buy saw its shares tumble by 8.5%, despite reporting a profit that beat expectations.

The electronics retailer’s revenue fell short of forecasts, and its cautious outlook regarding tariffs contributed to investor anxiety.

Chief Financial Officer Matt Bilunas underscored the company’s concerns, suggesting that current tariff levels and consumer behavior trends would impact their revenue and profit forecasts for the year.

In the bond market, Treasury yields eased slightly amid mixed economic reports.

While one report suggested the U.S. economy contracted less than previously estimated in the first quarter, another indicated a slight uptick in unemployment claims, leading to a decline in the yield on the 10-year Treasury note to 4.45%.

Globally, Asian markets reacted positively to the court ruling, with Japan’s Nikkei 225 index surging by 1.9%, while South Korea’s Kospi enjoyed a similar rise following the Bank of Korea’s decision to cut its key interest rate.

However, Europe’s stock exchanges displayed a more subdued response, with France’s CAC 40 inching up by 0.1% and Germany’s DAX oscillating between gains and losses.

As traders and investors continue to navigate this complex landscape, the lingering uncertainty surrounding tariffs and economic policy remains a focal point.

The evolving situation underscores the delicate balance that financial markets must maintain as they respond to both immediate news and the broader implications of government actions.

The ongoing tug-of-war between regulation and market forces will undoubtedly shape the economic narrative in the months ahead, as all eyes remain on the unfolding saga of tariffs and trade policy.

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