Bad news all round (unless you buying).
Almost 40% of US government debt expires in the next four years and will be re-issued at markedly higher rates, 9x higher in some cases.
Money flowing into US bonds for yield.
Hits valuations lower as higher rates makes cash worth less in the future, but so far the market has ignored this fact.
Chart by Koyfin 15% discount for first 2 years
Simon Brown