I know that there is one forum user (inactive for years), who as far as I can see still owns 40 000 BTC. He became famous for having moved coins several times already, especially when he did so and paid a fee of only $1, and the transaction was worth as much as $400 000.

- the richest man on the forum is : Loaded
- the amount of BTC he owns 40000.32745381 - > Blockchain Link
- signed message - > Forum Link


Source