S&P 500 Extends Gain to 0.6%, Hits Intraday High

An intraday high on a modest 0.6% move says more about positioning than conviction: the index is grinding higher rather than breaking out on a catalyst, and the reported figure is a snapshot of the session's best level, not a close. That distinction matters because intraday highs that aren't confirmed at the bell can signal fading momentum. With no driver cited in the item, the open question is whether the advance holds into the close or gives back the gain.