Shares of SK Hynix (KRX:000660) jumped nearly 12% to 18,80,000 won at market close on Monday, owing to strong demand for AI chips and gains made by American AI-related chip stocks, Nikkei Asia said in a same-day report.

SK Hynix is a key conventional DRAM chip and advanced high-bandwidth memory chip supplier to global AI giants, and is also securing long-term supply agreements as technology companies around the world raise their AI infrastructure spending, the report said.

As of the end of the trading session, SK Hynix had a market capitalization of about 1.3 quadrillion won, nearing the $1 trillion mark set by Berkshire Hathaway, while that of Samsung Electronics (KRX:005930) reached 1.7 quadrillion won, it said.

Shares of Samsung Electronics added over 6% at market close on Monday.

(Market Chatter news is derived from conversations with market professionals globally. This information is believed to be from reliable sources but may include rumor and speculation. Accuracy is not guaranteed.)