KEY POINTS
  • CNBC's Jim Cramer recommends four stocks for investors to start buying as the market's October volatility continues.
  • Shares of United Continental, Citigroup, UnitedHealth Group and PepsiCo are all ripe for the picking, he says.

Sell-offs that occur during earnings season often provide great opportunities for investors to build positions in top-notch stocks, CNBC's Jim Cramer argued Thursday as the market compounded its monthly losses.

"In a sell-off during earnings season, you can't have a lot of guesswork. You want to be sure you're buying companies that you absolutely know are doing well," the "Mad Money" host said. "That's what's so great about sell-offs in the reporting period: you've got the perfect shopping list because the companies have just told you exactly how they're doing."