There had been hopes TSMC's plan to invest an additional $100 billion in the United States would shield Taiwan from new tariffs.

Softbank raised its stake in Nvidia to about $3 billion by the end of March, up from $1 billion in the prior quarter.

Corporate espionage and tariff pressures deal dual blows to TSMC, adding to fears about vulnerability of Taiwan and its most prized company.

Asia chip stocks fell on Thursday after U.S. President Donald Trump announced he will impose a 100% tariff on imports of semiconductors and chips.

There had been hopes TSMC's plan to invest an additional $100 billion in the United States would shield Taiwan from new tariffs.

Taiwan’s export-reliant economy under pressure as Trump threatens 100 per cent tariffs on semiconductors – unless firms build in the US.

The Japanese company is struggling to address the potential fallout with one of its most important customers and with governments in Tokyo and Taipei.

US probe into semiconductor sector could leave a patchwork of agreements with individual companies and countries