The S&P500 (US500) failed to make significant progress from previous week’s gain as prices lingers between 4,130. Going forward, prices may face headwinds and provide short selling opportunity. This because MACD poised to formed a deadly cross, while prices had formed a bearish rising wedge . All that remains is 4,100 support, which coincidentally also the EMA20. Hence a break below 4,100 may trigger a retest of 4,050 support or 4,000 level. However, if prices able to remain above 4,130, then there is a possibility of a small rally towards the 4,181 resistance.