MarketJun 6, 2026, 12:41 AM
Explainer: Why SpaceX faces a longer wait to join S&P 500
Summary
S&P Dow Jones Indices declined to relax rules for megacap IPOs, delaying SpaceX's entry into the S&P 500. Reuters U.S. M&A Editor-in-Charge Echo Wang examines the IPO and whether sky-high multiples are justified or reflect the so-called Musk premium.
Why it matters
SpaceX faces a longer wait to join the S&P 500 due to index rules.
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Market reaction
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SpaceX
Private / not listed
Micron Technology
NASDAQ · MU