** Shares of videogame retailer GameStop GME.N surge
nearly 40% to $42.44 premarket after a 74% jump on Monday when
"Roaring Kitty" returned to X.com after a three-year interval
** Theater chain AMC Entertainment AMC.N up 36% to $7.06
after a near 79% surge in the prior session
** Keith Gill, known as "Roaring Kitty" on YouTube and
"DeepF***ingValue" on Reddit, helped spark trading frenzy in
GameStop shares in 2021 with online posts
** Both GME and AMC were the top trending stocks on
Stocktwits on Tuesday, a retail trader-focussed trading and
social media platform
** Other highly-shorted stocks that were part of the meme
stock phenomenon in previous years such as Blackberry ADRs
BB.N , Big Lots BIG.N , Koss Corp KOSS.O up between
16%-25.6% before the bell
(Reporting by Nikhil Sharma in Bengaluru)
((Nikhil.Sharma@thomsonreuters.com))