On June 1, Anthropic confidentially filed to go public the same day Bernie Sanders proposed the public should own half of it. Jonas Vale follows the ownership question through the day's news: Anthropic's draft S-1 and the compute deal underneath it, Sanders' American AI Sovereign Wealth Fund Act, Florida's move to hold Sam Altman personally liable, the Fed's warning that the buildout's costs land before its benefits, Alphabet's $80 billion equity raise and a new gigawatt in Michigan, and a leaked-document look at how US chip controls slowed a Chinese predictive-surveillance firm.

• CNBC: Anthropic confidentially files draft S-1 with the SEC
• ARK's Brett Winton on the SpaceX–Anthropic compute economics
• Sanders' American AI Sovereign Wealth Fund Act (via Techmeme)
• Zak Kukoff on the IPO wave as a political event
• CNBC: Florida AG sues OpenAI, names Sam Altman personally
• Axios: Fed officials warn AI buildout costs are arriving before benefits
• Alphabet's $80 billion equity capital raise announcement
• OpenAI breaks ground on a one-gigawatt Stargate data center in Michigan
• The New York Times on Geedge Networks and US chip controls (via Techmeme)