Jim Cramer Warns SpaceX IPO Could Trigger Dot-Com-Style Market Breakdown

Benzinga reported Friday that CNBC host Jim Cramer is sounding a loud alarm over the SpaceX IPO bubble risk, cautioning that a badly handled public offering could destabilize equity markets broadly.

Cramer Flags a $5 Trillion Danger Zone

Speaking on his Mad Money program, Cramer argued that irresponsible share pricing could send SpaceX’s valuation soaring toward $5 trillion. Current private-market estimates already peg the company somewhere between $1.75 trillion and $2 trillion. SpaceX is reportedly targeting a June 12 Nasdaq debut, with a 5-for-1 stock split designed to make shares more accessible. The IPO prospectus could arrive as soon as next week.

Cramer’s core concern is supply. If underwriters restrict the number of available shares, they manufacture artificial scarcity. That scarcity drives speculative first-day buying, inflating prices far beyond any rational anchor. “Too much supply and the market breaks down,” he told viewers, warning that too little supply is equally destructive in the long run.

A Lesson the Market Already Learned Once

The late-1990s dot-com era offers an instructive parallel. Investment banks routinely rationed IPO shares to generate hype, pushing valuations to stratospheric levels before the bubble burst between 2000 and 2002. Trillions of dollars in paper wealth evaporated as overstated valuations collapsed against weak underlying fundamentals. Cramer explicitly invoked that episode, arguing that history is threatening to repeat itself.

Also Read: What the Dot-Com Bust Can Teach Investors Today

A Wave of Mega-IPOs Could Pressure Existing Holdings

Cramer’s concern extends beyond SpaceX alone. He warned that a successful listing could open the floodgates for Anthropic and OpenAI, both of which are weighing their own public offerings. A simultaneous wave of high-profile tech debuts would force many investors to liquidate existing positions to fund new allocations. That selling pressure could weigh on the broader equity market at an already fragile moment.

Venture capitalist Chamath Palihapitiya has raised similar concerns about speculative excess in a potentially saturated IPO pipeline. An additional wrinkle: SpaceX has already delivered roughly fivefold appreciation in private markets, moving from an estimated $350 billion valuation to its current target. Most retail investors were locked out of those gains entirely, which raises fresh questions about who actually benefits from the public listing.

Also Read: SpaceX Targets June Nasdaq Debut With 5-for-1 Stock Split

What Responsible Pricing Would Look Like

Cramer stopped short of calling for SpaceX to delay its listing. Instead, he urged underwriters to release enough shares to satisfy genuine demand without engineering artificial first-day pops. A fair and liquid offering, he argued, serves long-term market health far better than a manufactured frenzy that sets unrealistic benchmarks for every AI and defense-sector listing that follows.

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