# EDGAR Filing Document

**Accession Number:** 0000910068
**File Stem:** 9999999995-26-000921
**Filing Date:** 2026-3
**Character Count:** 1640
**Document Hash:** e36edd41ac59b5c4a318cc8fbb363997
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-000921.hdr.sgml**: 20260325

**ACCESSION NUMBER**: 9999999995-26-000921

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260324

**DATE AS OF CHANGE**: 20260325

**EFFECTIVENESS DATE**: 20260324

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WESTERN ASSET HIGH INCOME OPPORTUNITY FUND INC.
- **CENTRAL INDEX KEY:** 0000910068

**ORGANIZATION NAME:**
- **EIN:** 133735236
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-291121
- **FILM NUMBER:** 26788230

**BUSINESS ADDRESS:**
- **STREET 1:** 620 EIGHTH AVENUE
- **STREET 2:** 47TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018
- **BUSINESS PHONE:** 888-777-0102

**MAIL ADDRESS:**
- **STREET 1:** 620 EIGHTH AVENUE
- **STREET 2:** 47TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HIGH INCOME OPPORTUNITY FUND INC
- **DATE OF NAME CHANGE:** 19941230

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SMITH BARNEY HIGH INCOME OPPORTUNITY FUND INC
- **DATE OF NAME CHANGE:** 19930913

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SMITH BARNEY HIGH INCOME FUND INC
- **DATE OF NAME CHANGE:** 19930802

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

## Notice of Effectiveness

**Date:** March 24, 2026

**Time:** 13:30:00

**Form Type:** N-2

---

**CIK:** 0000910068

**Company Name:** WESTERN ASSET HIGH INCOME OPPORTUNITY FUND INC.

**File Number:** 333-291121