Axioma, a firm that provides risk models and portfolio-construction tools for stock investors, uses 10 factors for U.S. stocks, including exchange-rate sensitivity, debt load and momentum, or the tendency of a rallying stock to keep rallying.
Sweden's Sandvik (6.6, SDVKY) fell 70% in the bear market as the recession whacked sales of its metal-cutting, mining and constructiontools as well as specialty alloys based on titanium and zirconium, used in thousands of applications like boiler tubes and flanges.