While the biggest news of the night had nothing to do with either oil or China, all that mattered to US equity futures trading also was oil and China, and since WTI managed to rebound modestly from their biggest 2-day drop in years, continuing the trend of unprecedented, HFT-driven volatility which has far surpassed that of equities and is shown in the chart below...
It didn't take much to fizzle Friday's Japan NIRP-driven euphoria, when first ugly Chinese manufacturing (and service) PMI data reminded the world just what the bull in the, well, China shop is...
... leading to a 1.8% drop on the first day of February after Chinese stocks slid 23% in January with the nation’s manufacturing sector faces strong galewind challenges as the government plans to reduce excess industrial capacity and unleash troubling mass unemployment, while a weakening currency is spurring capital outflows.
US manufacturing PMI printed a preliminary 52.7 for January, boucing from the 38-month lows of December and above expectations as output and new business improved (somewhat aberrantly given every other indication). This is still the 2nd lowest print for US manufacturing since October 2013. It's not all great news though as job creation dropped to 4-month lows "softer overall employment growth reflected a wait-and-see approach to staff recruitment at the start of the year and, in some cases, the need to focus on efforts to reduce costs."