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# Anthropic IPO filing shows $16.3 billion first-half revenue
- URL: https://bullquill.com/anthropic-files-s1-nasdaq-ipo-ant/
- Published: 2026-10-26T14:04:41.000Z
- Updated: 2026-10-26T14:26:23.000Z
- Description: The Claude maker's prospectus shows revenue up from $1.2 billion to $16.3 billion in a year and an $80.7 billion first-half loss, about $72 billion of it an accounting charge. Price, size and date are still blank.
- Author: Rowan Ashby
- Tags: AI, Breaking, Trending, Anthropic, Anthropic IPO, Nasdaq, SEC, Dario Amodei, #lang-en, #tr-anthropic-files-s1-nasdaq-ipo-ant

## Key takeaways

- Claude maker Anthropic made its IPO prospectus public on Monday, Oct. 26, 2026, and plans to list Class A shares on the Nasdaq under the symbol ANT.
- The S-1 shows revenue of $16.3 billion for the six months to June 30, 2026, against $1.2 billion in the same period of 2025.
- The first-half net loss was $80.7 billion, about $72 billion of which is an accounting charge tied to convertible notes, according to Fortune and Investing.com.
- The price range, number of shares and listing date are still blank. Media reports point to a debut in the second half of November.

The Anthropic IPO filing is public: the Claude maker filed its S-1 prospectus on Oct. 26, seeking a Nasdaq listing under the ticker ANT. It reports $16.3 billion in first-half revenue, up from $1.2 billion a year earlier, but leaves price and size unset.

The filing turns months of reporting into a public document. Anthropic had said on June 1, 2026 that it had confidentially submitted a draft registration statement to the US Securities and Exchange Commission. Until today, investors had only leaked figures to work with; Bullquill covered the [reported $80.7 billion first-half loss](https://bullquill.com/anthropic-reported-80-billion-first-half-loss/) when it surfaced in the press on Oct. 21.

## What happened

The Form S-1 for Anthropic, PBC appeared on the SEC's EDGAR system on Monday morning US time. CoinDesk said the document was expected around 9 a.m. Eastern time (13:00 UTC), and Yahoo Finance published its first report on the filing at about 13:18 UTC.

According to Fortune and Investing.com, the company intends to list on Nasdaq under the symbol ANT. Investing.com reported that Goldman Sachs and Morgan Stanley are leading the offering. In a statement quoted by CoinDesk, Anthropic said: "We believe that AI is one of the most consequential technologies in human history."

## Anthropic IPO filing: the key numbers

| Item (from the S-1)                                      | Figure            | Reported by                            |
| -------------------------------------------------------- | ----------------- | -------------------------------------- |
| Revenue, six months to June 30, 2026                     | $16.3 billion     | Fortune, Investing.com, CoinDesk       |
| Revenue, six months to June 30, 2025                     | $1.2 billion      | Fortune, Investing.com                 |
| Revenue, full year 2025                                  | $4.6 billion      | Yahoo Finance                          |
| Net loss, six months to June 30, 2026                    | $80.7 billion     | Fortune, Investing.com, CoinDesk       |
| Part of that loss from convertible-note valuation charge | About $72 billion | Fortune ($72.4 billion), Investing.com |
| Cash and equivalents, June 30, 2026                      | $112.4 billion    | CoinDesk, Investing.com                |
| Customers paying $1 million+ a year (as of Sept. 30)     | More than 1,900   | CoinDesk, Investing.com                |
| Customers paying $10 million+ a year                     | About 250         | CoinDesk, Investing.com                |
| Price range, share count, proceeds                       | Not yet disclosed | CoinDesk, Investing.com                |

The headline loss needs context. Fortune reported that $72.4 billion of it reflects the higher value of convertible notes Anthropic has issued, an accounting charge rather than money spent on running the business. Investing.com put the comparable first-half 2025 net loss at $13 billion.

## What we know and what we don't know yet

### What we know

- **Exchange and ticker:** Nasdaq, ANT, per Fortune and Investing.com.
- **Structure:** Anthropic files as a public benefit corporation, and Investing.com said the S-1 describes its Long-Term Benefit Trust and a special Class T stock linked to so-called Class T directors.
- **Spending:** Investing.com reported future minimum payment obligations of about $245 billion, with large compute agreements involving Google and Amazon, both of which are Anthropic investors. Investing.com cautioned that the separate infrastructure figures in the filing should not simply be added together.
- **Risk factors:** According to Investing.com and Yahoo Finance, the prospectus warns that advanced AI models could cause serious real-world harm, including scenarios the company describes as catastrophic, and it cautions that the company may never reach or keep up profitability.

### What we don't know yet

- **Price and size:** No price range or share count has been filed. The Wall Street Journal, cited by Investing.com, said the deal could raise $100 billion or more, and that terms could follow in about two weeks.
- **Valuation:** Reports range from $1.5 trillion to $2 trillion (Fortune; WSJ via Investing.com). The Financial Times, cited by CoinDesk, said investors expect $1.5 trillion to $1.75 trillion. None of these figures comes from the company.
- **Date:** The WSJ pointed to the week of Nov. 16; Fortune said a Thanksgiving-week debut is the target. Timing can still change.

## Background

Anthropic was founded in 2021 by former OpenAI researchers, including chief executive Dario Amodei and president Daniela Amodei. Its last private round valued it at $965 billion in May 2026, according to Bloomberg. Our earlier report looked at [what early backers' stakes are reportedly worth](https://bullquill.com/anthropic-ipo-early-backers-stakes-value/) ahead of the listing.

Under SEC staff procedures, a company that starts with a confidential draft must file publicly at least 15 days before it begins its investor roadshow. That rule is why today's filing is the clearest signal yet that the offering is close. For the full sequence from filing to first trade, see our explainer on [how an IPO works](https://bullquill.com/how-an-ipo-works-s1-roadshow-pricing/).

## What it means

For the first time, the public can read detailed financial statements from a leading frontier AI lab. The numbers show revenue growing roughly 13-fold year on year, alongside losses and spending commitments on a scale few listed companies have carried. The amended filings that set a price range will matter most: they will show how much of the company is on sale and at what valuation.

The listing would also be a major test for public-market appetite for AI developers that are still unprofitable. More coverage is collected on our [Anthropic](https://bullquill.com/tag/anthropic/) and [Anthropic IPO](https://bullquill.com/tag/anthropic-ipo/) topic pages. This story will be updated as amended filings appear.

## Frequently asked questions

### What ticker will Anthropic use on the stock market?

Anthropic plans to list on the Nasdaq under the symbol ANT, according to its S-1 as reported by Fortune and Investing.com on Oct. 26, 2026.

### When is the Anthropic IPO date?

No date has been filed. The Wall Street Journal reported a target of the week of Nov. 16, 2026, while Fortune said a Thanksgiving-week debut is planned. Timing can change.

### What is Anthropic's IPO valuation?

Anthropic has not set a price range. Media reports put the expected valuation between $1.5 trillion and $2 trillion; the company has not confirmed any figure.

### How much revenue does Anthropic make?

The S-1 shows $16.3 billion in revenue for the six months to June 30, 2026, up from $1.2 billion a year earlier, according to Fortune and Investing.com.

This article is for information only and is not investment advice.