Anthropic stands alone in US tech IPO pipeline

Anthropic is pressing ahead with its IPO planned for mid-November, with share marketing expected to begin the week of 9 November and the prospectus possibly public in late October. Other AI infrastructure and data centre firms, including Switch, Nscale, SB Energy and AirTrunk Reit, have delayed or paused listings amid rising rates and an AI stock sell-off.

• Anthropic's IPO marketing starts the week of 9 November, later than first planned
• Investors see a valuation of up to $1.5-trillion for Anthropic
• Switch and Nscale pushed IPOs to later this year; SB Energy postponed
• CoreWeave sell-off deepened doubts over AI spending sustainability