Jessica Lerner

Muni yields were bumped two to 12 basis points, depending on the scale, with the largest gains out long, and UST yields fell six to nine basis points, pushing the two-year UST to its lowest levels in over two years.

The rally stemmed from the weak nonfarm payrolls report and revisions brought down the three-month average to 29,000 jobs per month, further solidifying the chance of a rate cut in September, said Chris Brigati, managing director and CIO at SWBC.

Investors added $672.3 million to municipal bond mutual funds in the week ended Wednesday, following $590.4 million of inflows the prior week, according to LSEG Lipper data.

"It doesn't take but one comment or one market-moving data point to cause ETFs to shift the market pretty considerably," said Ajay Thomas, head of public finance at FHN Financial.

"Another set of eyes helps improve the deal for everybody, including the borrower, because the borrower is going to want a successful venture too," said John Miller, head and chief investment officer of First Eagle's municipal credit team.

Issuance year-to-date is at $386.689 billion, up 14.9% from $336.478 billion over the same period in 2024.

With the break in issuance this week, the market has firmed a bit, said Tim McGregor, managing partner at Riverbend Capital Advisors.

While issuance has been on a record pace this year, this week sees a slight slowdown in activity, caused by participants going on vacation, said Jeff Timlin, a partner at Sage Advisory.

While issuance is up year-over-year, weeks like this can be difficult to find the right deals, said Whitney Fitts, director of municipal portfolio management at Appleton Partners.

"We expect subdued activity again [this] week heading into the Labor Day holiday," Birch Creek strategists said.