Key Takeaways Chewy shares sank after briefly soaring Thursday when a picture of a cartoon dog was posted on the social media site of meme stock hero "Roaring Kitty." Shares of the pet supplies retailer, as well as those of rival Petco Health and Wellness, jumped as the post was interpreted as a sign he was pushing the stock. Roaring Kitty, whose name is Keith Gill, has been driving moves in meme stocks, especially GameStop, after he returned to social media following a three-year hiatus. Chewy (CHWY) share ...