Manifold MarketsNo KYCVerified resolution dataFairly calibratedCurrent community forecastAnthropic 59.6%+6.1ptLeader of 4 outcomes
Forecasters
95
Question type
multiple choice
Methodology
Play-money forecasting platform
Source type
Forecast
7d Change
+3.1 pts
Market data
Updated 10 hours ago
StaleJun 5, 26, 2:50 AM UTCDec 31, 26, 11:59 PM UTC
Trends
0.1%
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will Anthropic have the largest IPO by market cap in 2026?
Manifold MarketsOpenAI completes an IPO in 2026 and has a market cap of $1 trillion+?
Manifold Markets1 month after Anthropic IPO, will their market cap be higher than launch day?
Manifold MarketsSpaceX or OpenAI higher IPO Market Cap?
PolymarketBoeing commercial airplane deliveries in 2026
KalshiAnthropic IPO Closing Market Cap
PolymarketRules
Resolves YES to the company that has the largest market cap by the closing market cap value on IPO day in 2026.
Prediction Source Comparison
Open markets
Corporate ActionsPOLYMARKETAnthropic IPO by which date?
- December 31,+0.5pt88%
- December 15,86%
- November 30,+1.0pt85%
+7 more outcomes
- Total Vol
- $2.8M
- 24h Vol
- $113.6K
KALSHIWhen will Anthropic officially announce an IPO?
- Before Apr 1, 2027+5.0pt97%
- Before Jan 1, 2027+5.0pt96%
- Before Mar 1, 2027-1.0pt94%
+9 more outcomes
POLYMARKETAnthropic IPO Closing Market Cap
- $2.25–$2.5T+8.5pt26.2%
- $2.0–$2.25T+0.1pt21.4%
- $1.75–$2.0T-7.0pt18.4%
+7 more outcomes
KALSHIWill GameStop acquire eBay in 2026?
- No93%
- Yes-1.0pt7%
- Total Vol
- $3.1M
- 24h Vol
- $20.7K
POLYMARKETWill the US acquire part of Greenland in 2026?
- No+0.5pt94%
- Yes-0.5pt6%
- Total Vol
- $10.6M
- 24h Vol
- $16.3K
POLYMARKETWill GameStop acquire eBay?
- No92.1%
- Yes7.9%
- Total Vol
- $2.9M
- 24h Vol
- $15K
- Will OpenAI's valuation hit __ by December 31?
- Tesla and SpaceX merger officially announced by which date?
- What will OpenAI's IPO valuation be?
- Anthropic IPO Closing Market Cap (Middle Brackets)
- Largest IPO by market cap in 2026?
- In which month will Anthropic IPO?
- OpenAI IPO Closing Market Cap
- Which companies will be acquired before 2027?
- Who will successfully take over Warner Brothers?
- Israeli Legislative Election Winner
Frequently asked questions
- What are the current odds for Largest IPO by market cap in 2026??
- Manifold Markets prices Anthropic at 60% as of September 9, 2026.
- When does Largest IPO by market cap in 2026? resolve?
- Largest IPO by market cap in 2026? is scheduled to resolve on December 31, 2026.
- How is Largest IPO by market cap in 2026? settled?
- Manifold Markets settles this market as follows: Resolves YES to the company that has the largest market cap by the closing market cap value on IPO day in 2026.
- Where else is Largest IPO by market cap in 2026? listed?
- The same question is also listed on Polymarket.