Nicolas G. Schuck - 06 Mar 2025 Form 4 Insider Report for HUNTINGTON INGALLS INDUSTRIES, INC. (HII)

Role: Corp VP, Controller & CAO
Signature: /s/ Tiffany M. King, Attorney-in-Fact
Issuer symbol: HII
Transactions as of: 06 Mar 2025
Net transactions value: +$460,694
Form type: 4
Filing time: 10 Mar 2025, 16:16:39 UTC
Previous filing: 27 Feb 2025
Next filing: 17 Mar 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	HII	Common Stock	Sale	$142,166	-750	-21%	$189.56	2,884	06 Mar 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	HII	SEP	Purchase	$602,860	+3,109	+151%	$193.93	5,173	06 Mar 2025	Common Stock	722		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The reporting person's interest in the HII Stock Fund of the Huntington Ingalls Industries, Inc. Savings Excess Plan (the "Plan") is held in the form of units of interest. The Plan's administrator calculates the number of shares of issuer common stock represented by units in the HII Stock Fund.