Anthropic files SEC paperwork as AI giant prepares for major IPO

Anthropic on Monday released the prospectus for its highly anticipated initial public offering (IPO) as the tech giant looks to raise capital to help further its AI ambitions.The company’s prospectus shows Anthropic has seen rapid growth over the last year, as well as mounting costs amid deep investment in the infrastructure needed to power artificial intelligence (AI) models.The AI lab’s stock will trade on the Nasdaq under the ticker symbol “ANT” after the IPO closes.Anthropic confidentially filed for its IPO in June in advance of its planned public offering, which will allow the frontier lab to serve as a new benchmark on Wall Street for the AI trade.CLAUDE AI ACCESSED PUBLICLY AVAILABLE GEORGIA VOTER DATA, ANTHROPIC CONFIRMSThe firm, which created the Claude AI chatbot, last raised $65 billion at a post-money valuation of $965 billion in late May, which put it ahead of OpenAI – a key rival among frontier AI labs.Anthropic’s SEC filing didn’t disclose the number of shares that it plans to sell when the IPO opens on the market, and also didn’t include a proposed price range for its shares.The company said that it expects compute and infrastructure expenses to remain its largest operating expense for the foreseeable future. ANTHROPIC SILENT ON WHETHER IT WILL DISTRIBUTE SHARES TO AMERICANS FOLLOWING MUSK SPACEX PLEDGEAnthropic’s financial disclosures indicated the company’s expenses in that category rose from $433 million in 2023 to over $2.5 billion in 2024, before surging above $7.3 billion in 2025. When comparing the first six months of 2025 to 2026, compute and infrastructure expenses rose from over to $2.3 billion to more than $8.9 billion.Revenue jumped from $386 million in 2024 to nearly $4.6 billion in 2025. The first six months of 2025 saw Anthropic bring in over $1.1 billion in revenue, which grew rapidly to nearly $16.3 billion in the first six months of 2026. The company noted that its revenue is concentrated in a limited number of customers and distribution channels.Amazon and Google were among Anthropic’s early strategic partners, as the tech giants invested billions of dollars into the startup and provided the cloud infrastructure to help it train and deploy its Claude models.”We believe this abundance of AI will rapidly transform every sector of the global economy in ways greater than the impact of industrialization, electricity, semiconductors and the internet,” Anthropic said in the prospectus.ANTHROPIC FILES CONFIDENTIALLY FOR IPOAnthropic’s filing acknowledged the concerns about the existential risk to humanity that AI may pose, such as through models that become able to improve themselves autonomously outside of human control or become misaligned.Amodei has called for frontier labs like Anthropic to “pace the frontier” of AI development to ensure that models remain aligned with human interests.Goldman Sachs and Morgan Stanley are leading a syndicate of Wall Street firms that have been tapped to underwrite Anthropic’s IPO.Anthropic’s IPO comes after Elon Musk’s SpaceX experienced a record-setting IPO in June, when the firm priced a $75 billion offering that valued the company at $1.75 trillion.ChatGPT-maker OpenAI confidentially filed for an IPO in June and expects to move forward with its listing by early 2027, after CEO Sam Altman said in September that the company wouldn’t go public this year amid AI safety concerns.Reuters contributed to this report.