How do you know if a stock is a good stock?

Key Takeaways Look for the company's price-to-earnings ratio—the current share price relative to its per-share earnings. A company's beta can tell you much risk is involved with a stock compared to the rest of the market. If you want to park your money, invest in stocks with a high dividend.

Look for the company's price-to-earnings ratio—the current share price relative to its per-share earnings. A company's beta can tell you much risk is involved with a stock compared to the rest of the market. If you want to park your money, invest in stocks with a high dividend.