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GPUBeat Frontier Models Trillion-Dollar IPOs: OpenAI and Anthropic Set…

Trillion-Dollar IPOs: OpenAI and Anthropic Set for Market Debut

OpenAI and Anthropic are on track for historic IPOs, driving index funds to buy shares regardless of price, reshaping investment strategies for American retirement funds.

Three companies valued at over a trillion dollars, including OpenAI and Anthropic, are expected to enter the public market in quick succession, potentially reshaping investment dynamics. With SpaceX also gearing up for a remarkable IPO, the financial sector is preparing for unprecedented mandatory buying by index funds that dominate retirement accounts.

This year could mark a significant turning point, as the anticipated public offerings from these tech giants coincide with new regulations that allow for faster inclusion in major stock indices. Aswath Damodaran, a finance professor at New York University, pointed out the inclusion criteria that have historically kept some of the largest players out of these indices. This policy shift means that funds tracking indices like the Nasdaq and S&P 500 will be required to purchase shares of these companies almost immediately upon their listing.

"What do you do about inclusion criteria that are keeping out some of the largest companies in the market?" Damodaran asked, highlighting the necessity for change.

SoftBank, a major investor in OpenAI, recently saw its shares hit an all-time high, driven by speculation about the upcoming IPO. With estimates valuing SpaceX at an astonishing $1.75 trillion, the market is bracing for a surge of buying pressure. Michael Monaghan from Founder ETFs noted that this influx is likely to create a scenario where index funds will set the stock prices of these soon-to-be-public entities, leaving active managers to follow their lead.

"The index funds are going to set the price of SpaceX, and the active managers will be the price takers," Monaghan stated. This trend toward passive investing has gained traction, now overshadowing traditional investment strategies that depend on thorough company analysis.

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As the IPOs draw near, industry experts expect that initial share offerings will be limited, with most shares remaining held by private investors. This scarcity is likely to heighten competition among buyers, potentially leading to dramatic price increases. Paul Kedrosky, a senior fellow at MIT, compared the situation to a tense moment in 'Oppenheimer,' suggesting that the upward momentum could spiral out of control.

"It's kind of like that scene in ‘Oppenheimer,’ where you’re gonna set the atmosphere on fire," Kedrosky remarked, emphasizing the risk of a self-reinforcing cycle with no clear boundaries.

In this environment, as share prices rise, index funds will be forced to boost their holdings, further driving up stock prices. This pressure may compel investors to divest from other assets to make room for these purchases, creating a complex ripple effect throughout the market.

The upcoming IPOs of OpenAI and Anthropic, alongside SpaceX, signify a unique convergence of technology and finance that could reshape investment strategies. As these companies prepare to go public, the implications for market dynamics and investment behavior will be closely watched. The excitement surrounding these offerings marks a key moment not just for the companies involved, but also for the broader investment community and the future of capital markets.

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GPUBeat Desk

Desk · joined 2026

GPUBeat Desk covers AI infrastructure — chips, foundation models, inference economics, datacenter buildouts, and the geopolitics of compute.