Stock Market Today Aug 23 2026: Nvidia, Jackson Hole Ahead

Happy Sunday, investors. Here is your market update for August 23, 2026. Last week ended on a positive note, with all three major indexes finishing in the green. The S&P 500 rose 0.41% to $765.72, the NASDAQ climbed 0.35% to $713.44, and the Dow led the way with a solid 0.89% gain to close at $532.22. It was a quiet but encouraging end to the week, and now the real action is about to begin.

The stock market today is setting up for what could be one of the most important weeks of the summer. Two massive events are on deck. First, Nvidia is set to report earnings. As the poster child of the AI boom, Nvidia's results tend to move not just its own stock but the entire tech sector. If the company delivers strong numbers, expect a wave of optimism. If it disappoints, things could get bumpy. Either way, it is a report every investor should be paying attention to.

The second big event is arguably even more important. Fed Chairman Kevin Warsh is scheduled to deliver his first-ever speech at the Jackson Hole Economic Symposium. Jackson Hole is the annual gathering where Fed leaders often signal future moves on interest rates. Allspring's Ann Miletti has gone so far as to say Jackson Hole poses a bigger risk to investors this week than Nvidia's earnings. That is worth noting. What Warsh says about inflation, the economy, and the path forward for rates could shift the entire market's direction.

Meanwhile, geopolitical headlines continue to simmer in the background. Tensions involving Iran remain elevated, with new U.S. sanctions being threatened and Iran dismissing them as desperate. Sinopec, China's energy giant, reported half-year profits up 19.3% despite the Iran conflict and weakening demand, which tells you that global energy markets are still finding ways to adapt. Israel also struck southern Syria, adding to regional uncertainty. None of these stories are driving U.S. markets right now, but they are worth watching because geopolitical shocks can change the investing news landscape quickly.

On the corporate side, United Airlines CEO Scott Kirby made headlines discussing the airline's future plans, from expanding at JFK to embracing AI. It is a reminder that companies across industries are betting big on artificial intelligence, not just the usual tech names. That theme is likely to stay front and center for a long time.

For long-term investors, weeks like the one ahead are a good reminder that short-term volatility driven by earnings reports and Fed speeches is normal, and staying focused on your goals matters far more than reacting to any single headline.