** Shares of e-commerce firm Vinco Ventures BBIG.O surge
80% to $9.54, after soaring 80.9% in Friday's session
** BBIG among most actively discussed stocks on retail
trading forum Stocktwits on Monday
** Other stocks generating buzz on the forum include
customer support provider Support.com Inc SPRT.O , e-commerce
platform Aterian Inc ATER.O , niche hi-tech materials maker
Meta Materials MMAT.O and auto insurer Root Inc ROOT.O
** ROOT was the top trending stock on Swaggystocks, a site
that tracks sentiment on Reddit investor forum r/WallStreetBets
** Stocks among heaviest trading volumes across exchanges
** SPRT surges 61.1% after closing at a 17-yr-high on
Friday; ATER rises 48%, its highest pct gain in over a year
** ROOT shares were last up 15.6% at $7.38 after hitting a
high of $8.40 earlier in the session; MMAT soars 29% to $5.33
** Retail trading favourite AMC Entertainment Holdings Inc
AMC.N up 6.5% in heavy trading
(Reporting by Ruhi Soni in Bengaluru)
((Ruhi.Soni@thomsonreuters.com;))