Kroll Bond Rating Agency affirmed the senior unsecured debt and deposit ratings of A-, subordinated debt rating of BBB+, preferred stock rating of BBB, and short-term debt and deposit ratings of K2 for Salt Lake City-based Zions Bancorp NA.
The outlook for all long-term ratings is stable.
In affirming the ratings, Kroll noted that Zions' strengthened risk management framework has led to more disciplined underwriting, including lowered risk concentrations.
