Anthropic IPO Valuation Nears $2 Trillion as Skeptics Push Back

A Valuation That Keeps Outrunning Itself

Anthropic's path to the public markets has become a study in how fast expectations can inflate. The Claude developer is aiming to begin formally marketing its initial public offering as early as the week of November 9, with trading targeted before Thanksgiving on November 26, according to a Bloomberg report. Prospective investors reportedly think the company could be valued at between $1.8 trillion and $2 trillion in the offering. The plans are still being considered, and the timing could shift. 1

That range would roughly double the figure Anthropic secured only months ago. In late May, the company closed a $65 billion Series H round at a $965 billion post-money valuation, which was widely framed as its likely last private raise before listing. 3 Earlier still, an October IPO at around $800 billion was described as plausible. 5 In about half a year, the conversation has moved from "approaching a trillion" to "approaching two."

How Anthropic Got Here

The capital story behind the IPO is enormous by any standard. The Series H was co-led by a deep bench of growth investors, including Altimeter Capital, Dragoneer, Greenoaks, Sequoia Capital, Capital Group, Coatue and D1 Capital Partners. Institutions such as Baillie Gifford, Blackstone, Brookfield, Fidelity and DST Global also participated, along with memory and chip suppliers Samsung, SK Hynix and Micron. 3 About $15 billion of that round came from previously committed hyperscaler money. 3

Those hyperscaler ties are central to the investment case. By the end of April, Google had committed up to $40 billion at a $350 billion valuation, bundled with 5 gigawatts of cloud capacity over five years. Amazon had pledged $25 billion and matching Trainium capacity. One observer characterized Anthropic at the time as being priced like a "long-dated electricity hedge." 5 Accounts of Amazon's contribution differ in emphasis. One report counts $5 billion from Amazon announced in April within the Series H 3, while another describes a larger $25 billion commitment. 5 The likely explanation is that the figures cover different tranches or structures, but the details are not fully clear.

The longer arc is even starker. Anthropic's valuation has grown more than 1,500-fold since 2021, from $623 million to $965 billion. The company has raised a total of $118.15 billion across nine primary rounds. 4 It filed a confidential draft S-1 with the SEC on June 1, with Morgan Stanley, Goldman Sachs and JPMorgan Chase reportedly leading the deal. 4 The growth figures behind the hype are real. Anthropic was cited as having a revenue run rate above $30 billion, up roughly 1,400% year over year, as of the spring. 5 Some reports project 2028 revenue of roughly $190 billion to $200 billion, though those projections carry significant execution and market risk. 4

The Bear Case Gets Loud

Not everyone is buying. Independent research firm New Constructs called the potential listing the "most ridiculous IPO of 2026." It pegged Anthropic's value at about $150 billion, a small fraction of the discussed market cap, and warned about rising losses. 2 Michael Burry, of "The Big Short" fame, made the point another way. A $2 trillion Anthropic would equal the combined value of 78 S&P 500 companies, including well-known consumer brands and established industrial firms. 2

Competitive data adds some texture to the skepticism. An a16z report found ChatGPT has about three times as many U.S. subscribers as Claude or Gemini, and that the top 1% of AI payers account for nearly a fifth of spending. 5 Anthropic has also been cutting prices aggressively. It recently launched Claude Haiku 5.5 at 75% lower cost 5, which helps adoption but raises questions about margins.

Our Read

The gap between $150 billion and $2 trillion is not a normal analyst disagreement. It reflects two incompatible ways of valuing the company. Bears look at today's losses and a crowded consumer market. Bulls look at compounding enterprise revenue, compute locked in through hyperscaler deals, and a scarcity premium for one of very few frontier labs investors can actually buy.

In our view, the doubling since May says more about demand for AI exposure in public markets than about any fundamental change at Anthropic over the summer. That does not make the IPO doomed. Tight float and pent-up institutional appetite can sustain lofty prices for a long time. But a listing near $2 trillion would leave little room for error. Investors would be paying in advance for revenue targets several years out that are still, by most accounts, projections. The final pricing in November will be a referendum not just on Anthropic, but on how much future the market is willing to pay for in the AI trade.