Episode
Mike Green on What Happens When Passive Flows Meet the Largest IPO in History
- Podcast
- Excess Returns
- Published
- Jun 11, 2026
- Duration seconds
- 2635
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Summary
Mike Green joins Excess Returns to explain why passive investing, index construction, SpaceX, AI IPOs and mega-cap concentration may be changing how the stock market actually works. We discuss how passive flows can affect prices, why AI earnings may be more circular than investors think, what could break the current market narrative, and why the economy feels much weaker for many households than the headline data suggests. Michael Green Twitter https://x.com/profplum99 Simplify Asset Management https://www.simplify.us/ Topics covered: Why the SpaceX IPO has turned passive investing into a mainstream market structure debate How index committees and passive flows can influence individual stocks Why low float, Nasdaq demand and passive buying could create unusual IPO dynamics How new AI-related equity issuance could change the supply-demand balance in the stock market The research behind passive flows, market impact and cap-weight concentration Why Mike thinks passive buying explains more of mega-cap outperformance than AI fundamentals The circular financing risk in AI, including Nvidia, CoreWeave, Google and Anthropic Why buy-the-dip flows, ETFs, CTAs and vol control funds matter for market direction How headline economic data can miss household stress, second jobs and lost purchasing power What Mike is watching to see whether the AI trade and market narrative are starting to break Why AI may be hugely valuable to consumers before it creates major business productivity gains How companies may eventually redesign business models around AI rather than simply automate tasks Why SpaceX wealth creation could seed the next generation of competitors How inflation, gasoline prices, low savings and a K-shaped economy are affecting consumers Timestamps: 00:00 Passive indices, AI p…