Markets

"Assured has signaled that it's willing to engage in this process not like a traditional insurer but rather more akin to a value-maximizing market participant," an analyst said.

The Texas city's property tax-backed debt offering will be sold competitively on Sept. 22, according to a draft preliminary official statement.

The move underscores a growing sense of urgency from Fortress Investment Group-backed Brightline to address its $5.5 billion of obligations.

Muni market participants are "asking a lot of questions" ahead of Fed Chair Kevin Warsh's speech at the Jackson Hole retreat, said James Pruskowski, managing director at Hennion & Walsh.

With a general obligation bond deal in the works, Illinois can tout Moody's upgrade to A1 of the state's issuer, GO and Build Illinois sales tax bond ratings.

Accelerating deals does not cause undue strain on the underwriters, said Ron Banaszek, co-head of public finance and lead underwriter at Blaylock Van.

Under Dalton's leadership, the boutique firm became a prominent voice in the municipal market.

First Eagle has become a major player in the high-yield muni space in the last two years.

Despite the mounting uncertainty facing muni and UST markets, muni yields are "generationally attractive," according to Tom Kozlik of HilltopSecurities.

Rating agencies say they don't expect federal plans for the drought-plagued river to spark near-term credit concerns, but they may develop over the longer term.