Bull trend under siege: S&P 500 ventures under near-term support By: MarketWatch May 07, 2019 at 12:30 PM EDT Technically speaking, notable S&P 500 support is under siege to start May, placing the near-term trend in question, writes Michael Ashbaugh. Read More >> Related Stocks: Adobe Systems Cypress Semiconductor Hyatt Hotels Corp Nasdaq Composite Omnicom Group SPDR S&P 500 ETF Trust