Excitement surrounding stock splits. Donald Trump's return to the White House. Berkshire Hathaway CEO Warren Buffett. Image source: The Motley Fool. But as Wall Street has reminded investors for more ...

Nvidia made some big moves in its stock portfolio in the fourth quarter, sending shares of the companies it bought and sold on a wild ride to end the week.

Regulatory filings show that Nvidia (NVDA) has reduced its investment in British chipmaker Arm Holdings (ARM) by about ...