What is the current probability?

As of the latest cache refresh, the YES contract trades at 14%, implying a 14% chance of YES.

When does this market close?

This market closes on Dec 01, 2026. After close the venue settles the contract based on the official resolution source.

P PolymarketMarkets & Companies

Will Anthropic IPO on November 18, 2026?

Settles Dec 01, 2026 (30d) All outcomes: Anthropic IPO Date

chance of YES14% -5.0pp in 24h

Price range (120d)

12–22%

24h volume

$4.4K

USDC traded

Open interest

$8.9K

contracts outstanding

Large orders (14d)

—

none recorded

Odds and volume

daily, 120 days

Line: daily closing YES price (= implied probability).

Open on Polymarket

We don't execute trades; odds are aggregated from public data.

Other outcomes in this event

No IPO by November 30, 202622%$4.6K

November 1922%$8.6K

November 2018%$13.0K

November 2312%$30

November 245%$217

November 255%$10

November 13 or earlier1%$198

November 271%$114

How it settles

This market will resolve based on the date, in Eastern Time, that Anthropic launches its Initial Public Offering (IPO). An IPO refers to the first public sale of shares by the listed company on a recognized stock exchange. If no IPO occurs by November 30, 2026, 11:59 PM ET, the market will resolve to "No IPO by November 30, 2026". The primary resolution source for this market will be the official listing page of the relevant exchange; however, a consensus of credible reporting may also be used.

Market odds are not forecasts or investment advice. See Terms §17.