Joel Greenblatt's flagship fund has beaten 99% of competitors over the past 3 years — here's a peek

Legendary investor Joel Greenblatt runs the Gotham Index Plus fund, which has beaten 99% of its peers over the past three years. The fund's methodology is largely based on Warren Buffett's classic value-investing tenets, with a special twist added. Greenblatt calls his "crude" offshoot of Buffett's techniques a "magic formula." He broke down his strategy in detail during an exclusive interview with Business Insider. Greenblatt also explained why he thinks the Gotham Index Plus fund is primed...