William R. Ermatinger - Feb 28, 2022 Form 4 Insider Report for HUNTINGTON INGALLS INDUSTRIES, INC. (HII)

Role: Ex. VP, Chief HR Officer
Signature: /s/ Kathy S. Owen, Attorney-in-Fact for William R. Ermatinger
Stock symbol: HII
Transactions as of: Feb 28, 2022
Transactions value $: -$2,656,279
Form type: 4
Date filed: 3/1/2022, 04:42 PM
Next filing: Mar 3, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership
transaction	HII	Common Stock	Sale	-$2.61M	-12.8K	-34.28%	$203.53	24.6K	Feb 28, 2022	Direct
transaction	HII	Common Stock	Sale	-$42.5K	-208	-0.84%	$204.33	24.4K	Feb 28, 2022	Direct
holding	HII	Common Stock						638	Feb 28, 2022	By 401(k) plan

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
holding	HII	SEP Unit						12.8K	Feb 28, 2022	Common Stock	3K		Direct	F1

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

Explanation of Responses:

Id	Content
F1	The issuer's outside administrator for the issuer's Savings Excess Plan holds issuer stock in a pooled fund as a participant investment option. Participant contributions designated for investment in issuer common stock are accounted for as units of interest in the issuer stock fund. Each unit was valued at 48.04077 as of February 28, 2022. The unit value can fluctuate with fluctuations in the value of the issuer common stock and the daily cash position of the issuer stock fund. The number of shares of issuer stock attributable to the reporting person can be determined at any time by first multiplying the number of units in the reporting person's account by the then current unit price and dividing the total by the price of the issuer common stock. As of February 28, 2022, the reporting person held an equivalent of 2999.17 shares in the issuer Savings Excess Plan. The Savings Excess plan is a "Non-Qualified Plan" as defined in 16b-3(b)(2).

Content

The issuer's outside administrator for the issuer's Savings Excess Plan holds issuer stock in a pooled fund as a participant investment option. Participant contributions designated for investment in issuer common stock are accounted for as units of interest in the issuer stock fund. Each unit was valued at 48.04077 as of February 28, 2022. The unit value can fluctuate with fluctuations in the value of the issuer common stock and the daily cash position of the issuer stock fund. The number of shares of issuer stock attributable to the reporting person can be determined at any time by first multiplying the number of units in the reporting person's account by the then current unit price and dividing the total by the price of the issuer common stock. As of February 28, 2022, the reporting person held an equivalent of 2999.17 shares in the issuer Savings Excess Plan. The Savings Excess plan is a "Non-Qualified Plan" as defined in 16b-3(b)(2).