** Shares of state-run trading company MMTC Ltd MMTC.NS
slump as much as 16.57% to 20.65 rupees
** State Trading Corp of India (STC) STCI.NS slides up to
18.31% to 109.50 rupees
** The govt plans to shut down MMTC and STC, according to a
newspaper report
** MMTC stock sees worst session since Nov 2016
** About 1.8 mln MMTC shares change hands, compared with
30-day average of about 1.4 mln shares
** Up to last close, MMTC stock down nearly 20% this year
** As of last close, STC shares down 8.4% so far this year
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