Money Lessons with Andrew Temte, PhD, CFA

What Is "The Market"? The Dow, the S&P 500, and the Index Bet You Didn't Choose

June 27, 2026·12 min
Episode Description from the Publisher

In this episode of Money Lessons, Andy tackles a phrase we lean on without ever defining it: "the market." He explains what a stock market index is, where the Dow, the S&P 500, and the Nasdaq-100 come from, and how each one measures the market differently — the Dow by share price, the others by company size. He unpacks the Dow's hidden divisor and the outsized power of a denominator, shows how a handful of giant companies can carry an entire index, and explains why SpaceX's arrival on the Nasdaq means millions of index-fund holders are about to own a stock they never picked. The lesson: an index is a set of choices, and a fund that tracks one hands you all of them. #financialliteracy #moneylessons #personalfinance #investing #stockmarket #SP500 #DowJones #Nasdaq #indexfunds #SpaceX AndrewTemte.com

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