Municipal bond mutual funds that report flows weekly recorded $4.53 billion in outflows for the week of June 26, Lipper FMI numbers showed, after $2.22 billion of outflows reported the previous week. The past week’s outflow was the most in data going back to 1992.

Long-term muni bond funds that report flows weekly had $2.79 billion in outflows. Weekly reporting high-yield muni bond funds recorded outflows of $1.20 billion for the week of June 26.