Charting an ominous technical tilt, S&P 500 plunges from the 200-day average
October 23, 2018 at 12:49 PM EDT
Technically speaking, an already-aggressive October market downdraft has accelerated this week. In the process, the S&P 500 has violated its 200-day moving average, plunging to retest key support, writes Michael Ashbaugh.