Atlantic Union Bankshares Corp (AUB): Entry into a Material Definitive Agreement
Atlantic Union Bankshares Corp (AUB) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. EX-4.2 2 tm2621600d1_ex4-2.htm EXHIBIT 4.2 Exhibit 4.2 ATLANTIC UNION BANKSHARES CORPORATION THIRD SUPPLEMENTAL INDENTURE dated as of July 30, 2026 to the Indenture dated as of December 5, 2016 6.25% Fixed-to-Floating Rate Subordinated Notes due August 1, 2036 U.S. Bank Trust Com
How this was made
The 30-second read
Why it matters
The document sets legal terms for the 2036 notes under AUB’s base subordinated indenture, which can influence perceived leverage, regulatory capital treatment expectations, and interest-rate risk for holders.
Market read
This is a primary disclosure of debt-structure documentation for AUB’s subordinated notes, but the provided excerpt does not include issuance size or pricing, limiting immediate trading signal strength.
What to watch
Traders will likely need the full exhibit details (issue size, offering terms, benchmark transition language, and any redemption triggers) to assess credit spread and equity sensitivity.
Background
The filing is an SEC Form 8-K reporting entry into a material definitive agreement, with an exhibit describing a third supplemental indenture for AUB’s 6.25% fixed-to-floating rate subordinated notes due August 1, 2036.
Ticker impact
Atlantic Union Bankshares entered a material definitive agreement via a third supplemental indenture establishing 6.25% fixed-to-floating subordinated notes due 2036.
Near-term impact likely limited unless the filing also includes issuance size, pricing, or proceeds details (not present in the provided excerpt).
This is a primary SEC filing (8-K) tied to a debt instrument, but the excerpt does not provide key trading variables like principal amount, offering size, or interest-rate reset mechanics beyond the coupon label.
Market effects
Adds to the broader bank funding narrative around subordinated debt issuance, but no sector-wide regulatory or macro catalyst is disclosed here.
No specific regional credit or liquidity signal is provided beyond AUB’s own financing documentation.
Limited, as this is a single-company capital markets filing without cross-border or systemic details in the excerpt.
Counterpoint
If the notes replace or optimize existing capital structure, the net effect could be neutral or even positive, but the excerpt lacks proceeds and refinancing context.
Key entities
- issuerAtlantic Union Bankshares Corporation
Subject of the 8-K, entering the third supplemental indenture for 2036 subordinated notes.
- trusteeU.S. Bank Trust Company, National Association
Trustee executing the third supplemental indenture for the notes.



