Western Asset HYI executive reports zero holdings

A Senior Vice President/Investment Manager associated with HYI filed an initial Form 3 reporting no current share or derivative holdings.

Rhea-AI Filing Summary

Western Asset High Yield Opportunity Fund Inc. (HYI) had a Form 3 filed by Brett Michael Mossman, identified as a Senior Vice President/Investment Manager. This initial beneficial ownership report lists no transactions, no derivative positions, and no specific share holdings for the reporting person.

Key Figures

Reported buy transactions: 0 transactions Reported sell transactions: 0 transactions Reported share holdings: 0 shares +1 more

4 metrics

Reported buy transactions 0 transactions Count of purchases reported in the Form 3 transaction summary

Reported sell transactions 0 transactions Count of sales reported in the Form 3 transaction summary

Reported share holdings 0 shares Net buy/sell shares and holding entries reported for the reporting person

Derivative positions reported 0 instruments Number of derivative positions listed in the derivative summary

Key Terms

Initial Statement of Beneficial Ownership, beneficial ownership, derivative positions

3 terms

Initial Statement of Beneficial Ownership regulatory

"This initial beneficial ownership report lists no transactions"

An initial statement of beneficial ownership is the first regulatory filing an insider or large investor submits to disclose the amount of a company's stock they control or benefit from. It matters to investors because it reveals who has significant influence over a company—like showing who’s holding the cards—and helps track potential conflicts of interest, insider motives, and future buying or selling that can move the stock price.

beneficial ownership regulatory

"initial statement of beneficial ownership for Brett Michael Mossman"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

derivative positions financial

"no derivative positions and no specific share holdings"

Derivative positions are contracts that derive their value from an underlying asset—such as a stock, bond, currency or commodity—and include instruments like options, futures and swaps. Think of them as bets or insurance tied to an asset’s future price: they let investors amplify returns, hedge risk or take exposure without owning the asset directly, which can meaningfully increase potential gains, losses and volatility in a portfolio.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 3 filing for HYI by Brett Michael Mossman report?

It reports an initial statement of beneficial ownership for Brett Michael Mossman related to Western Asset High Yield Opportunity Fund Inc. (HYI), indicating no reported transactions, no share holdings, and no derivative positions at the time of the filing.

Who is the reporting person in HYI’s Form 3?

The reporting person is Brett Michael Mossman, described as a Senior Vice President/Investment Manager in relation to Western Asset High Yield Opportunity Fund Inc. (HYI). He is not flagged as a director, officer, or 10% owner on the form’s checkboxes.

Are any HYI shares reported as owned in this Form 3?

No. The Form 3 data show no reported share holdings and no derivative holdings for Brett Michael Mossman. The transaction and holding entries are all zero in the summary section.

Does the HYI Form 3 disclose any recent insider transactions?

No. The filing’s transaction summary shows zero buy, sell, acquire, dispose, or gift transactions, and there are no derivative exercises or restructurings reported for Brett Michael Mossman.

Is there any Rule 10b5-1 trading plan disclosed in this HYI Form 3?

No. The form’s data leave the Rule 10b5‑1 trading plan indicator unset, and there are no footnotes describing any trading plan in connection with Brett Michael Mossman’s beneficial ownership report.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/11/2026 - 01:18 PM EDT Accepted by SEC EDGAR 09/11/2026 - 01:17 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Mossman Brett Michael

(Last) (First) (Middle)

FRANKLIN TEMPLETON

ONE MADISON AVENUE, 17TH FLOOR

(Street)

NEW YORK NEW YORK 10010

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
09/01/2026

3. Issuer Name and Ticker or Trading Symbol
Western Asset High Yield Opportunity Fund Inc. [ HYI ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			Senior Vice President/Inv. Mgr

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

No securities are beneficially owned.

	/s/Marc A. De Oliveira by Power of Attorney for Brett M. Mossman	09/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)