I am glad you asked!
Here are some of the largest bitcoin holders in the world, and by holders I hopefully mean hodlers.
There is a difference.
(Source: https://x.com/CooliganFields/status/1726015649002967109/photo/1)
Anything stand out to you?
Satoshi's bitcoin is lost…
The rest could be sold at some point.
Much of that is aggregated from customers, such as exchange holdings.