Stripe

Full rules

As written on Polymarket for “Will Stripe have the highest IPO Market Cap 2026?”.

1. §1This 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.
2. §2This market will resolve to a company that completes an Initial Public Offering (IPO) between January 1 and December 31, 2026, 11:59 PM ET.
3. §3Market capitalization is defined as the total number of outstanding shares multiplied by the closing share price on the first trading day.
4. §4If two or more companies have exactly equal highest closing market capitalizations, this market will resolve to the company whose listed name comes first alphabetically.
5. §5Resolution will be based on the primary exchange’s official listing page.
6. §6In the event that the relevant figure is not displayed, another reliable source will be used.
7. §7In 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/).