system
A chat on subreddit /r/wallstreetbets
human
Pretty sure its privately traded, which implies other corporate entities were accomplices by selling to them and buying it back.
gpt
They have public companies and apparently they share the financial records of private companies or something. It was mentioned in that paper.

Of the 7 key listed companies one saw a 2000%+ increase in value over three years. Imagine investing in that.