Per this page https://meta.wikimedia.org/wiki/Wikimedia_Endowment the Endowment at the Tides Foundation held over $113 million in January of this year. That is the latest data available.

The Wikimedia Foundation itself reported assets of $239 million in addition to that, as of June this year:

https://foundation.wikimedia.org/w/index.php?title=File%3AWi...