# EDGAR Filing Document

**Accession Number:** 0000946673
**File Stem:** 9999999995-26-002015
**Filing Date:** 2026-6
**Character Count:** 1484
**Document Hash:** 2d689a74e46296d5a9c76e018967f5b3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-002015.hdr.sgml**: 20260617

**ACCESSION NUMBER**: 9999999995-26-002015

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260616

**DATE AS OF CHANGE**: 20260617

**EFFECTIVENESS DATE**: 20260616

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BANNER CORP
- **CENTRAL INDEX KEY:** 0000946673
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 911691604
- **STATE OF INCORPORATION:** WA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-296472
- **FILM NUMBER:** 261096491

**BUSINESS ADDRESS:**
- **STREET 1:** 10 S FIRST AVENUE
- **CITY:** WALLA WALLA
- **STATE:** WA
- **ZIP:** 99362
- **BUSINESS PHONE:** 509-527-3636

**MAIL ADDRESS:**
- **STREET 1:** 10 S FIRST AVENUE
- **CITY:** WALLA WALLA
- **STATE:** WA
- **ZIP:** 99362

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIRST WASHINGTON BANCORP INC /WA/
- **DATE OF NAME CHANGE:** 19980727

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIRST SAVINGS BANK OF WASHINGTON BANCORP INC
- **DATE OF NAME CHANGE:** 19950614

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** June 16, 2026

**Time:** 16:00:00

**Form Type:** S-4

---

**CIK:** 0000946673

**Company Name:** BANNER CORP

**File Number:** 333-296472