38 /100
MEDIUM RISK
Score updated Jul 13, 2026

HIO — Western Asset High Income Opportunity Fund Inc. Dilution Risk Tracker

Track HIO dilution risk with DilutionWatch's stock tracker. DilutionScore™ measures dilution risk across 5 factors — lower scores indicate higher risk of share dilution.

⚠️ Not financial advice. Do your own research before making any investment decisions.

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As of July 13, 2026, Western Asset High Income Opportunity Fund Inc. (HIO) has a DilutionWatch DilutionScore of 38/100, rated MEDIUM dilution risk. Western Asset High Income Opportunity Fund Inc. has a market capitalization of $347.11M, 95.10M shares outstanding, 120 institutional holders tracked.

Source: DilutionWatch (dilutionwatch.com) — data updated daily from SEC EDGAR filings. Not financial advice.

📊 Score Breakdown

📋 Offering Ability
40
💰 Cash Runway
40
📊 Float Risk
5
⚠️ Warrant Exposure
40
🔄Convertible Debt

🌦️ Dilution Forecast

☀️
Clear
No significant dilution signals
0%
No significant dilution signals detected for HIO.
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💹 Market Data

Market Cap$347.11M
Shares Outstanding95.10M
FloatN/A
Cash$1.94M
DebtN/A
Short InterestN/A

🏛 Institutional Holdings

QoQ: ↑ 76.4% shares (2026Q1 vs prior)
120 institutional holders · 54.07M shares
#1 MORGAN STANLEY 30.34M shares
#2 Capital Investment Advisors, LLC 5.08M shares
#3 SIT INVESTMENT ASSOCIATES INC 2.81M shares
+ 17 more holders Sign up free to view →

📉 Short Interest

Short Interest96.8K
Days to Cover1.0
% of FloatN/A
FINRA data as of Jun 30, 2026

📁 Recent SEC Activity

424B3 ATM Apr 23, 2026
4 INSIDER TRANSACTION Apr 14, 2026
3 FORM3 Apr 07, 2026
EFFECT EFFECT Mar 24, 2026
Full SEC filing analysis available with free account

📰 Recent News

No recent news

📋 What This Means for HIO Shareholders

Western Asset High Income Opportunity Fund Inc. (HIO) has a DilutionScore of 38/100, rated Medium dilution risk. This tier indicates some dilution exposure — often an older shelf registration with remaining capacity, warrants not yet exercised, or a cash position that will require monitoring over the next several quarters. Score as of July 13, 2026.

DilutionWatch's EDGAR monitoring for HIO shows no major active dilution programs at this time. The primary risk categories — shelf registration capacity, ATM programs, warrant overhang, and cash runway — are each within normal ranges for a company of this profile. This can change quickly if a new S-3 or Form S-1 is filed.

DilutionWatch tracks over 25 SEC filing types for HIO in real-time, scanning EDGAR every 60 seconds. The DilutionWatch screener shows real-time score changes for HIO alongside comparable medium-risk stocks. Not financial advice — this analysis is for informational purposes only.

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🔬 More Research for HIO
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Part of the Guerilla Finance research network. Cross-reference multiple data sources for better due diligence.