# EDGAR Filing Document

**Accession Number:** 0001849867
**File Stem:** 0001104659-26-043013
**Filing Date:** 2026-4
**Character Count:** 1074
**Document Hash:** ad9ef2c3f8001c7d2492eb0557595b49
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-043013.hdr.sgml**: 20260414

**ACCESSION NUMBER**: 0001104659-26-043013

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260414

**DATE AS OF CHANGE**: 20260414

**EFFECTIVENESS DATE**: 20260414

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Catalyst Bancorp, Inc.
- **CENTRAL INDEX KEY:** 0001849867
- **STANDARD INDUSTRIAL CLASSIFICATION:** SAVINGS INSTITUTION, FEDERALLY CHARTERED [6035]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 862411762

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40893
- **FILM NUMBER:** 26859677

**BUSINESS ADDRESS:**
- **STREET 1:** 235 N. COURT STREET
- **CITY:** OPELOUSAS
- **STATE:** LA
- **ZIP:** 70570
- **BUSINESS PHONE:** 337-948-3033

**MAIL ADDRESS:**
- **STREET 1:** 235 N. COURT STREET
- **CITY:** OPELOUSAS
- **STATE:** LA
- **ZIP:** 70570

### Attached PDF Documents

**Attachment 1:** `clst-20251231xars.pdf`

_No text found in this document._