The author is a Reuters Breakingviews columnist. The opinions expressed are her own.

By Karen Kwok

NEW YORK, July 13 (Reuters Breakingviews) - Venture capitalists are about to get a harsh lesson in trickle-down economics. SpaceX's SPCX.O initial public offering last month may soon be followed by two artificial intelligence pioneers. Only a small portion of the early-backers universe will benefit, however, setting the stage for an industry reckoning.

Elon Musk's SpaceX will soon allow investors and employees to extract windfalls from the $2 trillion rockets-to-AI venture. Sam Altman's ChatGPT developer, OpenAI, and rival Anthropic are also sketching plans for supersized market debuts. About 20% of shops that finance two or more startups annually, such as Sequoia Capital and Menlo Ventures, own stakes in at least one of the tech trio, data cruncher PitchBook estimates.

The figures suggest that roughly 3,000 active firms from Silicon Valley and beyond are missing out, presenting them with extra challenges to raising more money. Higher interest rates and a dearth of IPOs have taken their toll. Smaller cash payouts leave investors with large sums sitting in private assets.

Such concentration is dangerous, but at least the industry’s 12-month distribution yield has recovered to 18% of net asset value after falling below 10% in 2022. Moreover, U.S. venture-backed exits of AI startups also reached $350 billion in the first half of 2026, nearly triple the tally for all of last year. SpaceX's acquisition of xAI, however, accounts for most of this year's tally.

Fundraising is similarly top-heavy. U.S. venture capitalists raised some $72 billion in the six months to June, compared with $75 billion throughout 2025. Andreessen Horowitz, Thrive Capital and Founders Fund alone account for half the first-quarter sum. Firms with fewer than four funds under their belts accounted for just 9%, down from 33% over the previous decade.

SpaceX is set to deepen the divide, generating more venture-market exit value in one quarter than in the previous decade combined. Early investors will have bragging rights, alongside bags of cash to hand back, for their next pitches. Sheer size also helps them lead the way with the ever-larger capital needs in AI and hardware businesses, crowding out smaller peers. The average Series A fundraising round has jumped 60%, to $43 million, from $27 million last year, JPMorgan analysts found.

The cascade of money could be dammed in other ways, too. Some newly enriched SpaceX staffers are destined to be the next crop of entrepreneurs and angel investors, siphoning funds away from laggards. Any manager who failed to invest in the latest mega-jackpots is also less likely to have any gains boomerang back to them. As a result, the feared AI job apocalypse will be coming soon for venture capitalists who missed the biggest boats.

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