HIO
WESTERN ASSET HIGH INCOME OPPORTUNITY FUND INC.
NYSE
Total Trades
5
Buys
3
Sells
2
Largest Trade
$15K–$50K
Insiders
5
Institutional Funds
98
Inst. Value
$1M+
Activist Filings
7
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Mason Peter Daniel Charles | Director | BUY | $15K–$50K | 10K | $4.02 | Jul 15, 2025 |
| Sale Hillary A | Director | BUY | $15K–$50K | 5K | $3.88 | Jun 2, 2025 |
| GRILLO ANTHONY | Director | BUY | $1K–$15K | 3K | $3.84 | May 28, 2025 |
| COLMAN CAROL L | Director | SELL | $1K–$15K | 1K | $5.13 | Jan 7, 2022 |
| CRONIN DANIEL P | Director | SELL | $15K–$50K | 3K | $5.10 | Jan 7, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 98 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Capital Investment Advisors, LLC | 2.9M | $1M+ | SH |
| SIT INVESTMENT ASSOCIATES INC | 2.2M | $1M+ | SH |
| Penserra Capital Management LLC | 1.6M | $1M+ | SH |
| FCA CORP /TX | 1.1M | $1M+ | SH |
| WOLVERINE ASSET MANAGEMENT LLC | 640K | $1M+ | SH |
| Rareview Capital LLC | 572K | $1M+ | SH |
| Shaker Financial Services, LLC | 614K | $1M+ | SH |
| RAYMOND JAMES FINANCIAL INC | 552K | $1M+ | SH |
| UBS Group AG | 522K | $1M+ | SH |
| MORGAN STANLEY | 511K | $1M+ | SH |
| Kanen Wealth Management LLC | 480K | $1M+ | SH |
| Chicago Partners Investment Group LLC | 399K | $1M+ | SH |
| LPL Financial LLC | 385K | $1M+ | SH |
| ABSOLUTE INVESTMENT ADVISERS, LLC | 327K | $1M+ | SH |
| Pathway Financial Advisers, LLC | 278K | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 241K | $500K+ | SH |
| PIN OAK INVESTMENT ADVISORS INC | 234K | $500K+ | SH |
| THRIVENT FINANCIAL FOR LUTHERANS | 225K | $500K+ | SH |
| Fortis Group Advisors, LLC | 213K | $500K+ | SH |
| RFG Advisory, LLC | 181K | $500K+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Feb 4, 2025
5.8%
5.5M shares
RIVERNORTH CAPITAL MANAGEMENT, LLC
SC 13G/A · Feb 14, 2024
5.3%
5.0M shares
SC 13G/A · Jan 10, 2024
6.3%
6.0M shares
RIVERNORTH CAPITAL MANAGEMENT, LLC
SC 13G · Feb 14, 2023
5.2%
5.0M shares
SC 13G/A · Jan 11, 2023
5.0%
4.8M shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Dec 12, 2022
4.1%
3.9M shares
SC 13G/A · Jan 12, 2022
8.2%
7.8M shares