United Critical Minerals Corp. is a Canadian mineral exploration company whose shares trade on the Frankfurt Stock Exchange under the symbol O2S0, representing equity in the issuer United Critical Minerals Corp. and settled in euros.

Listing details

The instrument O2S0 on the Frankfurt Stock Exchange is identified by ISIN CA91016A1084 and is described as an equity security for United Critical Minerals, with trading organized as a continuous auction with a designated specialist. Deutsche Börse announced this instrument as newly available with its first trading date on 3 December 2025, indicating that O2S0 is a relatively new listing on the venue.

Recent corporate context

United Critical Minerals Corp. has been referenced in exchange communications regarding an ISIN change, where an earlier ISIN (CA89626F1036) was replaced by CA91016A1084 on the Frankfurt market on a one-for-one basis, aligning with the launch of the new O2S0 instrument. Public company and market data providers list United Critical Minerals Corp. as an exploration-focused mining issuer whose stock is quoted and analyzed on European platforms in connection with the Frankfurt symbol O2S0.