Treasuries Gain for Fourth Day as Tariffs Add to Haven Demand

US 10-year Treasuries rose for a fourth day, tracking a jump in European government bonds Monday, as a deadline on US tariffs added to demand for haven assets.

The rally pushed yields on the benchmark bonds about five basis points lower to 4.37%, the lowest level in more than a week.

The Treasuries market was largely following the gains in euro-zone government bonds, where rates fell as much as 10 basis points, said Tom di Galoma, managing director at Mischler Financial Group. He added that yields on 10-year Treasuries could move closer to 4.25%.

US and European Union officials ...