World shares have shown a mixed performance after the Dow Jones Industrial Average reached a new record. Some AI-related stocks saw gains, while others continued to lose value.

In global markets, the DAX in Germany rose, while the CAC 40 in Paris and Britain's FTSE 100 declined. Asian markets saw significant gains, with South Korea's Kospi rising after a sharp drop the previous day.

Further details on the market performance are available from the source, including specific gains and losses for various companies and indexes, such as the Nikkei 225 and the S&P 500.