Early signs suggest that Jon Stewart may have put a ding in CNBC's ratings, Portfolio reports. Viewership of CNBC's Business Day programming block was down 11% for the first 3 days after Stewart's assault on the network began, although Jim Cramer’s Mad Money pulled somewhat healthier figures outside the 25-54 demographic—suggesting some college-age Stewart fans tuned in to see what all the fuss was about.
(More Mad Money stories.)