Huntington Ingalls (HII) director reports 139-share stock unit award

Rhea-AI Filing Summary

Huntington Ingalls Industries, Inc. director reports stock unit acquisition. A director of HII acquired 139 shares of common stock on 01/02/2026 in a transaction coded “A” at a price of $349.75 per share. After this transaction, the director beneficially owned 10,683.099 shares of HII common stock in direct ownership form.

According to the explanation, the shares were common stock deferred into a stock unit account under the Huntington Ingalls Industries, Inc. 2022 Long-Term Incentive Stock Plan in an exempt transaction pursuant to Rule 16b-3.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Collins Augustus L

(Last) (First) (Middle)

4101 WASHINGTON AVENUE

(Street)

NEWPORT NEWS VA 236074

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HUNTINGTON INGALLS INDUSTRIES, INC. [ HII ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock (SUA)	01/02/2026		A		139(1)	A	$349.75	10,683.099	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares of common stock deferred into stock unit account pursuant to Huntington Ingalls Industries, Inc. 2022 Long-Term Incentive Stock Plan in an exempt transaction pursuant to Rule 16b-3.

Remarks:

	/s/ Tiffany M. King, Attorney-in-Fact	01/05/2026
	** 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 4 (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).
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FAQ

What insider transaction did Huntington Ingalls Industries (HII) report?

A director of Huntington Ingalls Industries, Inc. reported acquiring 139 shares of common stock on 01/02/2026 in a transaction coded “A”.

At what price were the HII shares acquired in this Form 4 filing?

The 139 shares of Huntington Ingalls Industries common stock were acquired at a price of $349.75 per share.

How many Huntington Ingalls Industries (HII) shares does the insider own after the transaction?

Following the reported transaction, the director beneficially owned 10,683.099 shares of Huntington Ingalls Industries common stock in direct ownership.

What type of HII equity award is disclosed in this insider transaction?

The filing states that the shares were common stock deferred into a stock unit account under the Huntington Ingalls Industries, Inc. 2022 Long-Term Incentive Stock Plan.

Is the reported HII insider transaction treated as exempt under SEC rules?

Yes. The explanation notes that the transaction is an exempt transaction pursuant to Rule 16b-3, relating to the company’s long-term incentive stock plan.

Does this HII Form 4 include any derivative securities activity?

No derivative securities transactions are listed; the detailed activity disclosed relates to non-derivative common stock in Table I.