Anthropic and OpenAI File for IPOs Amidst AI Arms Race

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ByLisa Grant

June 9, 2026

AI giants Anthropic and OpenAI have filed confidential S-1 paperwork, signaling a massive shift toward public markets as they seek billions to fund the next generation of algorithmic infrastructure.

The digital frontier is bracing for a seismic shift in ownership as the architects of the algorithmic state prepare to go public. Anthropic, PBC has officially submitted a confidential draft registration statement on Form S-1 to the Securities and Exchange Commission. This filing follows a massive Series H round in late May 2026 that valued the company at approximately $965 billion, more than doubling its valuation from a February raise. Analysts frame the move as a potential market-reopening event that could jolt a sluggish U.S. IPO calendar and intensify the race for dominance between frontier-model labs.

Anthropic is not alone. OpenAI has similarly filed confidential paperwork with the SEC, with private valuations currently hovering around $850 billion. Financial giants Goldman Sachs and Morgan Stanley are reportedly preparing for a potential OpenAI listing as early as late 2026. Together, these back-to-back mega-listings represent a concentrated effort by AI labs to secure the massive liquidity required to maintain their lead. OpenAI has reportedly explored raising at least $60 billion through its IPO, highlighting the staggering costs associated with the next generation of compute and data acquisition.

This rush toward public markets occurs against a backdrop of surging infrastructure demand. Dell’Oro Group reports that the network security market grew 14 percent as of June 9, 2026, driven specifically by the security requirements of agentic AI. As models transition from chatbots to autonomous agents, the need for sovereign enterprise operating systems has become a primary concern. Deliverance AI recently emerged from stealth with £6 million in annual recurring revenue to address this need for sovereign control. Simultaneously, hardware providers like Acer are seeing the fruits of this expansion, reporting May 2026 revenues of NT$26.17 billion—a 13-year record high.

While Anthropic and OpenAI look to Wall Street, other tech titans leverage existing balance sheets to fund the expansion of the surveillance and data apparatus. Meta is reportedly weighing a secondary stock offering worth tens of billions of dollars to build out AI infrastructure, while Alphabet continues to rely on record capital expenditure guidance. This divergence in strategy highlights a growing divide between established Big Tech firms and pure-play AI labs. Even the financial sector is being ranked by its adoption; Bank Leumi was recently recognized as Israel’s leading bank for AI adoption, showing that model integration is now a global metric for institutional health.

For the individual citizen, these developments signal a deeper entrenchment of data capitalism. The concentration of late-stage capital from private equity and sovereign-style pools—including Blackstone, Brookfield, and GIC—into a handful of labs suggests that the future of digital sovereignty will be heavily influenced by institutional interests. As these companies move toward public listings, the transparency of their algorithmic frameworks and the extent of their data harvesting will remain critical points of contention for those seeking to protect constitutional liberties.

The timing of these IPOs remains fluid, with both companies treating the S-1 filings as strategic options. Market conditions and the evolution of regulatory standards for AI will likely dictate when these entities finally debut. Regardless of the exact date, the move marks the end of private experimentation and the beginning of a new phase where AI infrastructure is a permanent, publicly traded fixture of the global economy. The era of the trillion-dollar AI listing is no longer a matter of if, but when.

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