Reddit stock climbed 15% Friday after it revealed its second-quarter results, with revenue up 78% year-over-year to about $500 million and EPS hitting $0.45, far surpassing Wall Street expectations. Most Wall Street analysts were impressed by the company’s ad business,

Reddit’s recently launched A.I. marketing tools are already fueling strong advertising growth. In the latest quarter ended June, the social media company reported a 78 percent year-over-year revenue increase to $500 million,