The week ending May 30th was an odd week for many… US treasury bond yields were collapsing but US equity prices were soaring to ever higher higher highs on weaker and weaker data. We know institutional asset managers were net sellers during this time and we know that the indiscriminate and non-economic corporate buyback-machine was in full swing but still… who was really the bid day in day out with no sense optimal timing… Thanks to tonight’s Japanese flows data, we know… Japanese investors bought the most foreign stocks in that week since 2009…