Index
S&P 500SPX
An index of 500 large US companies, weighted by how much each is worth. When someone says “the market” without naming anything, this is usually what they mean.
Why we track it
It is the widest single read on large-company US share prices, and the trend every other gauge on the dashboard gets compared against.
Recent trend
7,686+196.4 (+2.6%) vs. a month earlier
S&P 500 daily close · data through August 31, 2026 · From August 2026: Stocks at a Record, the Fed Leans Toward a Hike
