Nvidia stock briefly topped a $4 trillion market cap with Nvidia chipmaker Taiwan Semi on tap. AI plays Astera Labs and Rubrik flashed buy signals.

The U.S. will impose 50% tariffs on global imports of copper effective on Aug. 1, President Trump posted online on Wednesday.

The tech-rich Nasdaq Composite Index vaulted nearly one per cent higher to a fresh all-time high, while artificial ...

The ASX 200 has surged on Thursday, tracking gains in the United States where investors were undeterred by Donald Trump ...