In Monday's trading session, the JSE Index declined by 847 points, to close at 158,922.
The Junior Market Index declined by five points, to close at 2,152.
There was trading in 34 stocks, of which 13 advanced, 18 declined and three traded firm.
JMMB's 7.50 per cent preference shares was the volume leader, followed by Margaritaville (Turks) and Lasco Manufacturing.