Uber shares for everyone! Love them, or hate them, Uber is out of the gate and now trades publicly on the New York Stock Exchange. It was the ninth-largest IPO ever. As with any hot new public offering of shares, many investors want to know if they should get a piece of the action. The verdict: If you own any kind of passive index fund, you’re going to own it. (And if you choose not to own index funds, then I wish you luck in your uphill battle) The same goes for any other mega-IPO. These companies debut at huge valuations and will be added to indexes, like the S&P 500, within their first year of trading. Remember Facebook a …