Oil prices gave up earlier gains as concerns that rising COVID-19 cases in Asia will dampen demand outweighed expectations that a major US fuel pipeline could restart within the week following a cyber attack.
Cash Treasuries were not traded in Asia with Tokyo shut for holidays, but futures firmed slightly and showed an implied ten-year Treasury yield of 1.34%.
Oil prices recovered after falling overnight because of concerns about increased supply and lower demand amid fresh COVID-19 travel restrictions around the world.
Bitcoin extended gains over the weekend to reach a new high of $28,377.94 before stepping back to $26,457.32, bringing the total value of the cryptocurrency in circulation to over $500 billion.
Bitcoin rose 1.8% to $23,223, extending its weekly gains to 21.3%, with a break of the $20,000 mark on Wednesday triggering a fresh wave of buying binge.