Anthropic’s rapid ascent to a $965 billion post-money valuation in its May 2026 Series H round, paired with a confidential S-1 filing on June 1 and investor expectations for an October or fall 2026 IPO at $2 trillion or higher, underpins the 95.5% market-implied odds for a closing market cap above $600 billion. Explosive annualized revenue growth to a $47 billion run rate, sustained demand for its Claude large language models, and secondary-market pricing near or above $1 trillion reinforce trader consensus that the company will debut as one of the largest AI listings. While the outcome appears heavily favored, realistic challenges include a sharp tech-sector valuation reset, delays pushing the IPO past 2027 amid regulatory scrutiny, or slower adoption if competitors like OpenAI accelerate capabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated600B+ 95.5%
No IPO by December 31, 2027 3.1%
400–600B 1.1%
<100B <1%
$423,021 Vol.
$423,021 Vol.
Dec 30, 2027
<100B
<1%
100–200B
<1%
200–300B
<1%
300–400B
<1%
400–600B
1%
600B+
96%
No IPO by December 31, 2027
3%
600B+ 95.5%
No IPO by December 31, 2027 3.1%
400–600B 1.1%
<100B <1%
$423,021 Vol.
$423,021 Vol.
Dec 30, 2027
<100B
$156,464 Vol.
<1%
100–200B
$74,877 Vol.
<1%
200–300B
$19,769 Vol.
<1%
300–400B
$69,853 Vol.
<1%
400–600B
$22,210 Vol.
1%
600B+
$46,515 Vol.
96%
No IPO by December 31, 2027
$33,333 Vol.
3%
This market will resolve based on Anthropic's market capitalization at the closing price on its first day of trading.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.Anthropic’s rapid ascent to a $965 billion post-money valuation in its May 2026 Series H round, paired with a confidential S-1 filing on June 1 and investor expectations for an October or fall 2026 IPO at $2 trillion or higher, underpins the 95.5% market-implied odds for a closing market cap above $600 billion. Explosive annualized revenue growth to a $47 billion run rate, sustained demand for its Claude large language models, and secondary-market pricing near or above $1 trillion reinforce trader consensus that the company will debut as one of the largest AI listings. While the outcome appears heavily favored, realistic challenges include a sharp tech-sector valuation reset, delays pushing the IPO past 2027 amid regulatory scrutiny, or slower adoption if competitors like OpenAI accelerate capabilities.
This market will resolve based on Anthropic's market capitalization at the closing price on its first day of trading.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.
Market Opened: Feb 4, 2026, 1:21 PM ET
Volume
$423,021End Date
Dec 31, 2027Market Opened
Feb 4, 2026, 1:21 PM ETResolver
0x2F5e3684c...This market will resolve based on Anthropic's market capitalization at the closing price on its first day of trading.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.Anthropic’s rapid ascent to a $965 billion post-money valuation in its May 2026 Series H round, paired with a confidential S-1 filing on June 1 and investor expectations for an October or fall 2026 IPO at $2 trillion or higher, underpins the 95.5% market-implied odds for a closing market cap above $600 billion. Explosive annualized revenue growth to a $47 billion run rate, sustained demand for its Claude large language models, and secondary-market pricing near or above $1 trillion reinforce trader consensus that the company will debut as one of the largest AI listings. While the outcome appears heavily favored, realistic challenges include a sharp tech-sector valuation reset, delays pushing the IPO past 2027 amid regulatory scrutiny, or slower adoption if competitors like OpenAI accelerate capabilities.
This market will resolve based on Anthropic's market capitalization at the closing price on its first day of trading.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.
If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027".
Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day.
If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket.
Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
In the event of an interruption in the course of the normal trading session on Anthropic’s first day of trading (e.g., a circuit breaker or half-day), the market will resolve according to the official closing price of the abbreviated session. If no such official closing price is published, the market will resolve according to the next trading day on which an official closing price is published, treating that as the first day of trading for purposes of this market.
Volume
$423,021End Date
Dec 31, 2027Market Opened
Feb 4, 2026, 1:21 PM ETResolver
0x2F5e3684c...Anthropic’s rapid ascent to a $965 billion post-money valuation in its May 2026 Series H round, paired with a confidential S-1 filing on June 1 and investor expectations for an October or fall 2026 IPO at $2 trillion or higher, underpins the 95.5% market-implied odds for a closing market cap above $600 billion. Explosive annualized revenue growth to a $47 billion run rate, sustained demand for its Claude large language models, and secondary-market pricing near or above $1 trillion reinforce trader consensus that the company will debut as one of the largest AI listings. While the outcome appears heavily favored, realistic challenges include a sharp tech-sector valuation reset, delays pushing the IPO past 2027 amid regulatory scrutiny, or slower adoption if competitors like OpenAI accelerate capabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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