# EDGAR Filing Document

**Accession Number:** 0002115119
**File Stem:** 9999999995-26-001570
**Filing Date:** 2026-5
**Character Count:** 1289
**Document Hash:** 083020e38658a06af74f8f05ea0e6b87
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001570.hdr.sgml**: 20260512

**ACCESSION NUMBER**: 9999999995-26-001570

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260511

**DATE AS OF CHANGE**: 20260512

**EFFECTIVENESS DATE**: 20260511

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Columbia Financial, Inc./MD/
- **CENTRAL INDEX KEY:** 0002115119
- **STANDARD INDUSTRIAL CLASSIFICATION:** SAVINGS INSTITUTION, FEDERALLY CHARTERED [6035]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-294103
- **FILM NUMBER:** 26965514

**BUSINESS ADDRESS:**
- **STREET 1:** 19-01 ROUTE 208 NORTH
- **CITY:** FAIR LAWN
- **STATE:** NJ
- **ZIP:** 07410
- **BUSINESS PHONE:** (800) 522-4167

**MAIL ADDRESS:**
- **STREET 1:** 19-01 ROUTE 208 NORTH
- **CITY:** FAIR LAWN
- **STATE:** NJ
- **ZIP:** 07410

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

## Notice of Effectiveness

**Date:** May 11, 2026

**Time:** 15:00:00

**Form Type:** S-1

---

**CIK:** 0002115119

**Company Name:** Columbia Financial, Inc./MD/

**File Number:** 333-294103