The market opened on a weak note before recovering during the trading session. The fear of a quick spread out of the coronavirus may cool down somehow the investors appetite for stocks. For the time being, the US stock market is resisting well but such kind of event may have a big psychological impact on investors, consumers, travellers and industrials like in 2003 with the related SARS disease. The weekly investment survey among active portfolio managers points out to a renewed high level of optimism from this category of investors which is slightly worrisome at this stage of the cycle.