U.S. Treasury yields edged slightly lower on Wednesday as investors positioned for a shortened trading day ahead of the holidays.

The 10-year Treasury

yield — the benchmark for U.S. government borrowing — was 1 basis point lower at 4.159% by 4:15 a.m. E.T.

Yields on the 2-year Treasury

note were largely unchanged, at 3.528%. The 30-year bond