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Senator Warren demands answers from Anthropic by November 3 to a long list of questions on risks named in its IPO filing

Prepared by Sintelligent with the help of SI. Published in SI: . Updated: .

Anthropic's preparation for a stock market listing has become a subject of questions from Congress: a senator wants the risks the company itself named explained.

According to the WSJ and Quartz feed descriptions (full texts are paywalled), Democratic Senator Elizabeth Warren of Massachusetts is "deeply troubled" by the risks Anthropic listed in its IPO paperwork and wants answers to a long list of questions before the company goes public. Quartz describes four pages of questions and a November 3 deadline.

Sources 2

qz.comwsj.com
History

Anthropic IPO

20 events
  1. Senator Warren demands answers from Anthropic by November 3 to a long list of questions on risks named in its IPO filingOpen now
  2. Anthropic's seven cofounders split shares almost equally and pledged 80% to charity
  3. Banks and Blackstone arrange $63 billion for Broadcom chips for Anthropic
  4. Anthropic prospectus: $417 billion in compute obligations, founder control and political risk
  5. Anthropic files publicly for IPO: Nasdaq, ticker ANT, $16.3 billion in revenue for the half-year
  6. Anthropic draft prospectus: $16.3 billion revenue and $80.7 billion net loss in six months, compute spending of up to $750 billion possible
  7. Investors discuss cutting Anthropic's IPO valuation to $1.5 trillion on slowing revenue growth
  8. Anthropic tells investors third-quarter revenue was $16.8 billion ahead of a possible IPO
  9. Anthropic to disclose third-quarter financial results to investors for the first time on Wednesday
  10. Anthropic IPO filing reveals founders' pay: Dario Amodei received $18 million for 2025
  11. In its IPO prospectus Anthropic warns investors: the US government's stance could hit its commercial customers too
  12. Broadcom and Blackstone are raising $60 billion for chips for Anthropic and other SI companies
  13. Broadcom to lend Anthropic up to $42 billion to rent Google TPU SI chips, according to the IPO prospectus
  14. Anthropic IPO prospectus: 2025 revenue of $4.6 billion, compute spending of $7.3 billion and $518 billion in future commitments
  15. Anthropic's founders want 50.1% of votes before the IPO, following the Palantir model
  16. WSJ: Anthropic moves its IPO from October to November to be able to show its third-quarter report
  17. Reuters: Anthropic is considering releasing a new model before its IPO to answer GPT-6 Astra, despite its own call to slow down
  18. Anthropic posts operating profit for a second straight quarter: revenue $11.5 billion, IPO on Nasdaq
  19. Nvidia may invest up to $10 billion in Anthropic's IPO, the largest offering in history at a valuation of about $2 trillion
  20. Anthropic IPO slips to mid-October, credit line grows to $15 billion
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