Where Reddit differs among its tech peers is in its striking dependence on its user base to keep things operational. Reddit must keep its users satisfied and its efforts to expand its limited (and already unpopular) advertising formats could send users packing. 98% of Reddit’s revenue is made up of advertising income. And of that, 26% came from just 10 ad clients in 2023. Investors will be watching this closely and expect more diversity sooner rather than later