When you have wealth VCs, who are flush with cash, taking a company public, you can know right then and there that the future of growth and revenue is lackluste

When you have wealth VCs, who are flush with cash, taking a company public, you can know right then and there that the future of growth and revenue is lackluster, at least from the insider perspective. Obviously, sometimes they get it wrong and a company does better than expected after going public. But if the insiders thought the company was poised for extreme growth, why would they sell their shares to unsuspecting, small time investors?