Two companies have recently seen their stock prices head higher on optimism about the future growth in AI spending. Palantir Technologies (NASDAQ: PLTR) shares are up 93% from their April low, as of this writing. Taiwan Semiconductor Manufacturing (NYSE: TSM) is up 67% in that same period.

Stocks capped another strong week with more records on Friday. The S&P 500 rose 0.4% to set an all-time high, the fifth time it did so this week. The Dow Jones Industrial Average climbed 208 points, or 0.

U.S. stocks rose to more records as they capped another winning week.