HERITAGE FINANCIAL CORP /WA/

Borrowings

At June 30, 2026, the Bank maintained a credit facility with the FHLB with available borrowing capacity of $1.80 billion. The FHLB functions as a member-owned cooperative providing credit for member financial institutions. Advances are made pursuant to several different programs. Each credit program has its own interest rate and range of maturities. Limitations on the amount of advances are based on a percentage of the Bank's assets or on the FHLB’s assessment of the institution’s creditworthiness. The Bank had $166.3 million in FHLB advances outstanding at June 30, 2026, and $20.0 million in FHLB advances outstanding at December 31, 2025. Advances from the FHLB may be collateralized by FHLB stock owned by the Bank, deposits at the FHLB, certain commercial and residential real estate loans, investment securities or other assets. All FHLB advances at June 30, 2026 were short-term and mature in less than one year.

The Bank maintains a credit facility with the FRB through the Discount Window with available borrowing capacity of $339.0 million at June 30, 2026. The Bank had no FRB borrowings outstanding at June 30, 2026 or December 31, 2025.

The Company assumed trust preferred securities and the related junior subordinated debentures as part of a prior acquisition. For regulatory capital purposes, the trust preferred securities are included in Tier 2 capital. The junior subordinated debentures outstanding were $22.5 million at June 30, 2026 and $22.4 million at December 31, 2025, net of unaccreted discount.

The Bank maintains available unsecured federal funds lines with four correspondent banks totaling $145.0 million, with no outstanding borrowings at June 30, 2026 or December 31, 2025.