Facebook Inc. FB, -0.89% announced Tuesday that it was launching a program that would provide $100 million in cash grants and advertising credits to small businesses coping with economic uncertainty due to the outbreak of COVID-19, the disease brought on by the novel coronavirus. The company said it would be offering the grants and ad credits to as many as 30,000 small businesses in more than 30 countries. Facebook shares are up 2.4% in premarket trading Tuesday. The stock has lost 32% over the past month, as the S&P 500 SPX, -1.11% has dropped 29%.