CNBC can make a deal to run ads for free but share in the profits if the advertising creates revenue, which is difficult to measure but can be done. Complain to your TV Provider service, or get use another device to stream or watch TV content, but don’t expect it to change.
https://www.reddit.com/r/youtubetv/comments/t61bs4/anyone_else_regularly_watch_cnbc_and_notice_the/