# EDGAR Filing Document

**Accession Number:** 0001068851
**File Stem:** 9999999995-25-003238
**Filing Date:** 2025-9
**Character Count:** 1272
**Document Hash:** 37ff0eb0e578efef769f1f6c632ecd9c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-25-003238.hdr.sgml**: 20251001

**ACCESSION NUMBER**: 9999999995-25-003238

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250930

**DATE AS OF CHANGE**: 20251001

**EFFECTIVENESS DATE**: 20250930

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PROSPERITY BANCSHARES INC
- **CENTRAL INDEX KEY:** 0001068851
- **STANDARD INDUSTRIAL CLASSIFICATION:** STATE COMMERCIAL BANKS [6022]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 742331986
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-290333
- **FILM NUMBER:** 251362421

**BUSINESS ADDRESS:**
- **STREET 1:** 4295 SAN FELIPE
- **STREET 2:** N/A
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77027
- **BUSINESS PHONE:** 7136939300

**MAIL ADDRESS:**
- **STREET 1:** 4295 SAN FELIPE
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77027

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

## Notice of Effectiveness

**Date:** September 30, 2025

**Time:** 16:00:00

**Form Type:** S-4

---

**CIK:** 0001068851

**Company Name:** PROSPERITY BANCSHARES INC

**File Number:** 333-290333