While fund managers remain comfortable with the credit quality of companies such as Amazon and Alphabet, Google's parent company, they are increasingly demanding higher yields to accommodate the flood of issuance. This has raised concerns that a tipping point could emerge if AI spending continues to escalate.

NEW YORK, Aug 21 : The wave of debt issuance funding the artificial-intelligence buildout is testing the limits of investor demand, with some large bond buyers warning that the…

While fund managers remain comfortable with the credit quality of companies such as Amazon and Alphabet, Google's parent company, they are increasingly demanding higher yields to…