By Gokhan Ergocun
ISTANBUL (AA) - US stocks ended mixed Monday, with Chinese artificial intelligence (AI) startup DeepSeek's competitive new AI model R1 sending tech shares tumbling.
Shares of US chip giant Nvidia ended the day with a loss of nearly 17%, while the company's market value fell by more than $500 billion.
The fall marked the largest daily loss of value experienced by a company in US history.
Chip company Broadcom's shares also fell by 17.4%. Alphabet's shares lost 4% and Microsoft's shares lost 2%.
On the macroeconomic data side, new home sales in the US increased by 3.6% in December, exceeding market expectations.
The Dow Jones Industrial Average rose by 0.65%, or 289.33 points, to end the day at 44,713.58.
The S&P 500 fell by 1.46%, or 88.96 points, to 6,012.28, while the Nasdaq Composite fell sharply by 3.07%, or 612.47 points to 19,341.83.