Every year, publishers and advertisers from all over the world come to a major advertising event referred to in the industry as the upfronts. Cable networks and ad-supported streaming services use the event to make their cases to strike deals with major advertising agencies and ultimately bring more ad revenue to their platform. (NASDAQ: NFLX) has always been absent from the industry event -- until this year. With its ad-supported tier still less than a year old, the company is making its debut at the event -- and it's a big one.

Netflix unveiled promising data about the successful start the company has seen in its advertising business, CNBC reported on Thursday. Shares surged on the news, rising more than 9% by the time the market closed.

Here's a look at what Netflix said about its ad business and what it means for investors.

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Source Fool.com