Washington, Nov. 12 -- Nvidia shares fell more than 8 per cent in after-hours trading after reports emerged that the company's board of directors is preparing to remove Chief Executive Officer Jensen Huang amid an investigation into his personal relationships and their possible implications for the chipmaker, according to a report by CBS News.

The shares declined to USD 159.51, extending a fall that has wiped out more than USD 450 billion from the company's market value since Nvidia announced an investigation into Huang's conduct on November 8, the report said.

According to CBS News, which cited sources familiar with the developments, the Trump administration is aware of the board's plans. The Wall Street Journal was the first to report...