Typically, fractional ownership of real estate assets is typically done via a tenancy in common title, not via a share mechanism, so your “share” (literally “portion”, which can be partial or whole) is a fraction of the whole. How about learn the basics before giving financial advice and calling names.

> When disagreeing, please reply to the argument instead of calling names. "That is idiotic; 1 + 1 is 2, not 3" can be shortened to "1 + 1 is 2, not 3."

https://news.ycombinator.com/newsguidelines.html