# Anthropic files S-1 with the SEC for proposed IPO

> Original title: Anthropic just filed S1 with SEC.

- Source: Rohan Paul
- Published: 2026-10-26T14:00:05.000Z
- Bad Influence: https://badinfluence.news/items/ngq9d3t83ggzsz383pk2082gk
- Original: https://x.com/rohanpaul_ai/status/2114718715162014008

## Summary

Anthropic has filed an S-1 registration statement with the SEC for a proposed IPO of its Class A common stock on Nasdaq under the symbol ANT. Rohan Paul says the filing shows $16.3B in six-month revenue, an $693M operating loss, and an $80.7B net loss, mostly from a $72.4B paper charge tied to convertible notes issued to Amazon. He also notes the co-founders' Class F share carries 50.1% of voting power. The share count and price range have not been determined.

## Why it matters

The post breaks down Anthropic's S-1 financials and share structure, showing how revenue growth compares with compute spending and how voting control is split.

## Post

Anthropic just filed S1 with SEC.

shows $16.3B in 6-month revenue while its operating loss shrank to $693M.

That revenue is 14 times the year-earlier $1.16B, and it’s growing much faster than Anthropic’s biggest operating expense.

Compute and infrastructure cost $8.9B over the 6 months, yet June-quarter revenue rose 1,368% year over year against 300% for compute.

Existing customers supply much of that growth: by September, those outside Claude’s Pro and Max plans spent about 9 times their year-earlier level.

The $80.7B net loss, by contrast, comes mostly from a $72.4B paper charge, because convertible notes issued to Amazon gained value as Anthropic’s valuation rose.

Amazon funded Anthropic partly through loans that later turn into shares, and accounting rules make Anthropic book a loss whenever those future shares become more valuable, which accounts for $72.4B of the $80.7B loss. No cash left the company; the real cost is that Amazon will receive shares worth far more than it paid, which shrinks other shareholders’ slice.

Public buyers get 1 vote per Class A share, while the co-founders’ single Class F share carries 50.1% of total voting power.

The Long-Term Benefit Trust also elects most directors, so Class A holders will have little say over leadership or any takeover.

We are still blank are the price range and total compute commitments running to 2045, the figure that will test whether revenue can keep outpacing compute.

![](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Fmedia%2FHVj6SBUaMAAL3aL.jpg&mode=thumb&exp=1793404800&sig=34f9a44e401f3461)

## Quoted post @AnthropicAI

> Anthropic has filed an S-1 registration statement with the SEC related to its proposed IPO.
> 
> Read more: https://www.anthropic.com/news/s1-sec
> 
> Legal disclaimer: A registration statement relating to these securities has been filed with the SEC but has not yet become effective. These securities may not be sold, nor may offers to buy be accepted, prior to the time the registration statement becomes effective. This post does not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

https://x.com/AnthropicAI/status/2114705042817110293