** Shares of NeuroMetrix NURO.O jump 35.6% premarket,
generate buzz on trading-focused social media sites two days
after its device for treating adult fibromyalgia symptoms
received breakthrough designation from U.S. FDA urn:newsml:reuters.com:*:nL1N2OX1MU
** Stock has surged 550% since NURO's announcement on
Tuesday; By 5:30 a.m. on Thursday, it was again among the top
three traded U.S. stocks, with ~1 million shares changing hands
** NURO was also among the top trending stocks on
Stocktwits, an online trading platform commonly seen as a
measure of interest from retail investors who have this year bid
up shares of heavily shorted U.S. stocks
** Short interest in NURO stood at just 0.9% of free float
as of June 30 - Refinitiv data
** NURO shares were trading at $28.58 premarket after
closing at $3.26 on Monday
(Reporting by Sagarika Jaisinghani in Bengaluru)
((sagarika.jaisinghani@thomsonreuters.com;))