It appears you're referring to $OM which could be a ticker for a cryptocurrency. However, as of now, there is no widely recognized or mainstream cryptocurrency with the exact ticker
If you’re referring to Olympus it is a popular decentralized reserve currency protocol designed to back its token with assets. Olympus utilizes a unique model called to increase the value of the token over time through a mechanism where its supply changes periodically based on certain conditions.
If $OM refers to a different cryptocurrency or project, could you provide more context so I can give you a more detailed update or clarification