Tides holds well over $100 million in Wikimedia/Wikipedia donations by now in an Endowment – and they have never once published an audited financial report for the incomings and outgoings of this Endowment fund:

https://en.wikipedia.org/wiki/Wikipedia:Wikipedia_Signpost/2...

This is in addition to something like $280 million held by the Wikimedia Foundation as of end of March 2022 (the most recent data available).

https://en.wikipedia.org/wiki/Wikipedia:Wikipedia_Signpost/2...