By Jack Pitcher

Much ado has been made about when SpaceX can join major stock indexes, the benchmarks that funds track in millions of Americans' 401(k) retirement plans.

Index providers-who had never before dealt with a company that is already among the largest in the U.S. at its trading debut-have recently changed or considered changing inclusion criteria and waiting periods so that SpaceX can join sooner.

However, the most important benchmark, the S&P 500, announced earlier this month that it won't change any rules. SpaceX needs to trade for at least 12 months, and demonstrate profitability over a four quarter period, before it can be added to the world's most-tracked stock benchmark.

You can go deeper on recent index rule changes and their impacts here:

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(END) Dow Jones Newswires

June 12, 2026 15:30 ET (19:30 GMT)

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