With thousands of companies listed in the stock market, finding the right ones to buy becomes a challenge. It is why many investors trade on rumors picked up in internet stock chatrooms. Just look at the meme stock trading frenzy from a few years ago (or last month even). Yet, investors have a better tool at their disposal. Wall Street routinely rates stocks on whether they deserve a spot in your portfolio. It is true analysts can be conflicted and push shares of companies their firms are underwriting but m ...