NPR - Grindr's stock rose by more than 400% after going public on Friday. Grindr debuted on NYSE under the symbols "GRND" and "GRND.WS." Grindr's CEO, George Arison, said. "We enter the public markets with momentum, carried by our market leadership, strong financial performance and significant growth runway as we step up investment in our core product and services." Grindr launched in 2009, reports ~11m DAU and 61 mins per day on the app. Grindr estimated the value of its user base at $4 billion.
Mark Brooks: Grindr is a darling of the dating industry.