Videos The Zacks Rank is comprised of four factors called Agreement, Magnitude, Upside and Surprise. Discover how these four factors can lead to dramatic stock gains. Articles You May Like Should You Buy Put Options – Options Trading Tips! Nvidia (NVDA) Stock Earnings: What Should Investors Watch For? 17 TIP: My Business Deal with Mark Cuban (w/ Stephan Aarstol) iRobot (IRBT) and Michael Kors (KORS): Bull & Bear of the Day New Top 5 Sectors | Stock Market Analysis | (RTN) (OSK) (HXL) (STP) (SWX)