Anthropic told investors on 14 October 2026 that its third-quarter revenue rose to $16.8 billion, the Financial Times reported, according to Reuters’ and Yahoo Finance’s accounts of the FT story; Yahoo Finance says the FT put second-quarter revenue at $11.5 billion and the company at “profitable on an adjusted basis”.
Reuters, citing an investor who attended a pre-IPO meeting with Anthropic leadership in San Francisco that day, reported that third-quarter revenue rose 45% from $11.6 billion in the second quarter, and that Anthropic told the group it was profitable on an adjusted basis in the third quarter.
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The key insight: As we read it, the pitch to IPO investors now rests on reported quarters rather than run-rate claims: on Reuters’ figures, $4.7 billion, $11.6 billion and $16.8 billion, three quarters that add up to about seven times all of 2025’s revenue.
Reuters reported quarterly figures for all of 2026 so far, citing the same investor: revenue of $4.7 billion in the first quarter, $11.6 billion in the second and $16.8 billion in the third.
Reuters described the session as an investor day “meant to familiarize prospective Anthropic investors before its highly anticipated IPO”. It said Anthropic “did not immediately respond to an email seeking comment”.
Yahoo Finance, reporting the FT story, said Anthropic revealed the figures to investors during a closed meeting.
Anthropic’s quarterly revenue in 2026 as an investor who attended its 14 October pre-IPO meeting told Reuters: $4.7 billion, $11.6 billion and $16.8 billion. The FT, as Yahoo Finance reported it, put the second quarter at $11.5 billion.
Two Reports, Two Second-Quarter Figures
The two reports agree on the third quarter, $16.8 billion, and differ by $0.1 billion on the second: $11.5 billion in the FT’s account, as Yahoo Finance reported it, and $11.6 billion in Reuters’.
Our arithmetic: $16.8 billion is 46.1% above $11.5 billion and 44.8% above $11.6 billion. The FT’s own headline reads “Anthropic tells investors quarterly revenue up 50% to $16.8bn ahead of IPO”; we could not read the article beneath it.
Both reports describe the figures as quarterly revenue, not an annualised run rate.
The Run So Far This Year
Our arithmetic on Reuters’ figures: the first three quarters of 2026 add up to $33.1 billion, and third-quarter revenue is about 3.6 times the first quarter’s $4.7 billion.
Reuters also reported that Anthropic’s revenue last year rose twelvefold to nearly $4.6 billion, while the company lost more than $8 billion on an operating basis, excluding writedowns of various liabilities mostly tied to previous fundraising.
On those figures, the first nine months of 2026 brought in about seven times the revenue of all of 2025, by our arithmetic.
Where This Leaves the IPO
Reuters said Anthropic is targeting a valuation of over $2 trillion and that its listing is expected to precede one by OpenAI. It said Anthropic’s public-market debut is likely to be pushed until after the November US midterm elections.
Yahoo Finance said Anthropic privately filed its registration paperwork with the Securities and Exchange Commission on 1 June.
We reported on 13 October that Anthropic would share its first third-quarter financials with prospective IPO investors; that piece also carries Chamath Palihapitiya’s view that the company should find a market-clearing price and list as soon as possible.
The Structural Read
As we read it, the number that matters for pricing is the third quarter’s growth on a much larger base: the step from $11.6 billion to $16.8 billion added $5.2 billion in one quarter, by our arithmetic on Reuters’ figures.
As we read it, “adjusted” carries the weight: neither report says what the adjustment excludes, and Reuters says the company lost more than $8 billion on an operating basis last year.
As we read it, the figures arrive in the middle of the price debate we covered on 13 and 14 October: Anthropic is targeting over $2 trillion, per Reuters, while Chamath Palihapitiya argued it should find a market-clearing price and list.
Reuters, citing an investor who attended the 14 October meeting
“The company was profitable on an adjusted basis in the third quarter, Anthropic told the group, the source said.”
Three Implications
ANTHROPIC It told investors third-quarter revenue was $16.8 billion, per the FT and Reuters, and that it was profitable on an adjusted basis.
IPO BUYERS They now have three reported quarters, $4.7 billion, $11.6 billion and $16.8 billion per Reuters, but not the definition of adjusted profit.
CLOUD SUPPLIERS The Business Engineer’s AI Capex Map counts Anthropic as one of two startups behind half of the largest U.S. cloud providers’ revenue backlog.
The framework puts it this way: “Taken together with prior disclosures, the picture was clarified: the four largest U.S. cloud providers now hold roughly $2.1 trillion in revenue backlog, and half of that — $1.05 trillion — comes from two cash-burning AI startups, OpenAI and Anthropic.”
As we read it, a $16.8 billion quarter is the first reported test of whether that backlog is backed by revenue: the cloud providers’ order books depend on Anthropic’s sales growing into its commitments.
Our arithmetic on each report’s figures: $16.8 billion is 44.8% above Reuters’ $11.6 billion and 46.1% above the FT’s $11.5 billion, as Yahoo Finance reported it.
What Is Not Established
Anthropic has not published these figures, and neither report says how “adjusted” profitability is defined or what it excludes.
The figures come from people at or briefed on a private meeting: Reuters cites one attendee, and we could not read the FT’s article beyond its headline. The $0.1 billion gap on the second quarter is not explained.
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Anthropic told prospective IPO investors that third-quarter revenue was $16.8 billion and that it was profitable on an adjusted basis, according to the FT and Reuters, up 44.8% to 46.1% from the second quarter depending on which report’s figure is used.
A note on sourcing. The Financial Times first reported on 14 October 2026 that Anthropic told investors its third-quarter revenue was $16.8 billion; we could read only its headline, so its figures here come from Reuters’ and Yahoo Finance’s accounts of its story. Reuters reported the quarterly figures separately, citing an investor who attended the meeting; we read Reuters’ text in Channel NewsAsia’s syndication. Anthropic has not published the figures and had not responded to Reuters when it reported. The growth rates and totals are our arithmetic.
