Venture capital and private equity are capturing companies’ biggest growth years — leaving retail investors with pennies. - Getty Images/iStock Feeling left out? Like most retail investors, you’re probably stuck behind the velvet rope chasing AI rainbows or hoping (along with everyone else) the “Magnificent Seven” will go on yet another run. When it comes to growth investing, it’s a small club — and you’re not in it. The party — that is, the most exciting opportunities — is private. You’re on the outside ...