Reddit falls after reports ChatGPT not using much of co's data

** Shares of social media platform Reddit RDDT slip 8.6% to $210 premarket

** Multiple posts on X.com citing data from PromptWatch and Similarweb say ChatGPT not using much of RDDT's data

** "It looks like the data usage of ChatGPT for Reddit is not as much as the market thought it was going to be. And that is why Reddit is going down significantly this morning," says Dennis Dick, chief strategist at Stock Trader Network

** Reddit, PromptWatch and Similarweb did not immediately respond to a Reuters request for comment

** RDDT shares fell 5% on Tues, trimming YTD gain to about 41%