More accurate to say that the US has been opposed to workers controlling the firms they work for. But the capitalists dangling just enough of a morsel to get the workers to dance 80 hours a week, but without the ability to actually control anything, and without majorly diluting? Chef's kiss.
Every share is a voting share. There are a small number of weird cases (e.g. Meta super-voting shares limited to Zuck), but your statement is broadly false.