Anthropic's blockbuster share listing - 5 surprising things we now know

Anthropic CEO Dario Amodei has become a key figure in the current AI era. Artificial intelligence (AI) firm Anthropic just released the required paperwork ahead of its long-anticipated debut on the US stock market. The 335-page document included fresh details of how the Claude chatbot owner makes money, what it spends that money on and who it is controlled by. Anthropic also detailed some of the risks it claimed AI technology poses, including how it could take human lives. That information sat alongside the many purported benefits of the technology. Here are five key points worth highlighting from the filing. Every public company has to tell potential investors how things could go wrong. Anthropic's "risk factors" were unique, also disclosing how the AI technology it is developing could doom humanity as a whole. "Sufficiently advanced AI systems could, if not developed, deployed, and operated with appropriate safeguards, oversight, and security measures, pose catastrophic or existential risks to humanity," Anthropic said. It noted that less than a year ago, a hacking group Anthropic believed to be sponsored by China "manipulated" Claude to successfully intrude on a number of institutions, including large technology companies, financial institutions, chemical manufacturing companies and government agencies. But Anthropic said its success is dependent on its ability to constantly "develop, improve, and deploy the most advanced, capable, and useful AI models". One of the most significant risks to that ability is Anthropic's access to infrastructure it needs, including computer chips and data centres, to build, train and operate the models that underpin its technology. Anthropic has yet to disclose a target share price for its stock listing. The company is widely expected to debut with a market valuation of $2 trillion or more, making it the largest stock listing in history. But the figure will be heavily influenced . Anthropic lost $80.7bn (£60bn) in the first half of this year, double what it lost across 2025 altogether. The company's overall revenue was $16.2bn for the six-month period. Revenues are rising rapidly, but the firm has a long way to go before it breaks even. Troy Hooper, co-head of equity capital markets at Mergermarket, said Anthropic's revenue growth is "exceptional". But investors are "less forgiving" of tech companies promising huge future returns than they were even months ago, he added. Anthropic's debt picture is also unclear given it has a huge amount of accounting charges related to certain forms of investment. "As a result, investors do not yet have a clear view of Anthropic's underlying profitability or whether its rate of cash generation is sufficient to support the business as it scales," Hooper added.