I don't know if you can still do it, but it's how Zuckerberg has retained control over Meta/Facebook. Zuckerberg and friends has 90% of the voting power, becaus

I don't know if you can still do it, but it's how Zuckerberg has retained control over Meta/Facebook. Zuckerberg and friends has 90% of the voting power, because the special class of shares has 10x voting power compared to regular shares.