S&amp;P500 has rebounded 31% from 23 Mar 20! Time to buy, hold or sell (19 Apr 20)?: S&amp;P500 has staged a whopping 683 points, or 31% rebound from its intraday low of 2,192 to close 2,875 on 17 Apr 20. Many clients have asked me (almost daily) whether we have… https://t.co/IvkzstfEsV