04:19 PM EDT, 05/26/2026 (MT Newswires) -- The S&P 500 and the Nasdaq rose to records, while the Dow eased after Tehran denounced US strikes in southern Iran, eroding prospects for peace talks.

* Iran's Islamic Revolutionary Guard Corps said it has a "legitimate" right to respond to any "violation" of the ceasefire after the US military carried out what it called "self-defense strikes" targeting Iranian missile launch sites and boats around the Strait of Hormuz, CNN reported Tuesday.

* The Conference Board's measure of consumer confidence fell to 93.1 in May from 93.8 in April, still above the 92.0 expected in a Bloomberg survey.

* The Case-Shiller National Home Price Index rose by 0.7% in March, before seasonal adjustments, following a 0.3% increase in February. National home prices climbed 0.7% from a year earlier, compared with an 0.8% gained in February.

* July West Texas Intermediate crude oil fell $2.83 to settle at $93.77 per barrel, while July Brent crude, the global benchmark, was last seen up $3.50 at $99.64.

* Micron Technology ( MU ) shares jumped 19%, the biggest gain on the S&P 500 and Nasdaq, after UBS Securities raised its price target on the stock to $1,625 from $535. The company's market cap reached $1 trillion intraday.

* AutoZone's ( AZO ) shares slumped 8.9%, the steepest decline on the S&P, after the company reported mixed fiscal Q3 results with earnings topping estimates and revenue falling short of forecasts.