Anthropic Files SEC Prospectus for Possibly Record-Setting IPO

Anthropic filed publicly for an initial public offering Monday. It plans to list on the Nasdaq as ANT.

• $2 trillion: the reported upper range of the listing's valuation.
• $965 billion valuation followed a $65 billion raise in May.
• 43.8% of US businesses paid Anthropic in September, per Ramp.
• 67 million-plus monthly Claude app users, up from 9.4 million, per Sensor Tower.

Why it matters: The offering lands as investors question whether AI spending will justify trillions in infrastructure costs.

• Neocloud stocks like CoreWeave and Nebius fell over 30% in October.
• CEO Dario Amodei called last month for an industry-wide AI slowdown.

How 70 sources split on this story

Where they split: Coverage differs on emphasis: whether the IPO's central story is AI safety risk or Wall Street's appetite for AI.

What’s next: Share count and pricing remain undisclosed in the filing.

• The debut would follow SpaceX's record $85.7 billion IPO by a few months.
• Will the final valuation approach the reported $2 trillion figure?
• How will Anthropic's two recent disputes with the U.S. government affect investor demand?