For your last example, it could give someone the ability to liquidate their position (from the buyers of that stock), get $100 in cash to pay a plumber, or if y

For your last example, it could give someone the ability to liquidate their position (from the buyers of that stock), get $100 in cash to pay a plumber, or if you're arguing about their social class perhaps the last $100 of down payment needed to finance the new yacht they had built. That yacht-building also creates jobs. Most likely that stock is institutionally owned though, so it goes to a retirement fund redemption somewhere producing income for a retiree to participate in THEIR local economy.