StreetSpread · Technology · Polymarket

Will SpaceX have the highest IPO Market Cap 2026?

Technology Resolves December 31, 2026 Polymarket

Polymarket is pricing this contract at 88¢ (88% implied probability). Resolves December 31, 2026. This market will resolve to the company that achieves the highest market capitalization in U.S.

Live price

PlatformCentsImpliedVolume
Polymarket88¢88%$483K

Resolution criteria

This market will resolve to the company that achieves the highest market capitalization in U.S. dollars based on the official closing price on its first trading day in 2026. This market will resolve to a company that completes an Initial Public Offering (IPO) between January 1 and December 31, 2026, 11:59 PM ET. Market capitalization is defined as the total number of outstanding shares multiplied by the closing share price on the first trading day. If two or more companies have exactly equal highest closing market capitalizations, this market will resolve to the company whose listed name comes first alphabetically. 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 case the respective company's primary exchange’s official listing page does not report in U.S. dollars, it will be converted to U.S. dollars using the U.S. Federal Reserve Board’s H.10 foreign exchange reference rate for the relevant currency pair on the company’s first trading day (https://www.federalreserve.gov/releases/h10/). If no such rate is available for the relevant trading day, the mo

Trade on Polymarket →
StreetSpread aggregates real-time odds across Kalshi, Polymarket, DraftKings, FanDuel, BetMGM, Caesars, and Fanatics. Prices update every ~30 seconds via WebSocket. Back to live tracker · Join the app waitlist.

Follow us: X (@thestreetspread) · Instagram (@thestreetspread) · LinkedIn