Eric D. Chewning - 25 Feb 2026 Form 4 Insider Report for HUNTINGTON INGALLS INDUSTRIES, INC. (HII)

Signature
/s/ Tiffany M. King, Attorney-in-Fact
Issuer symbol
HII
Transactions as of
25 Feb 2026
Net transactions value
+$1,252,903
Form type
4
Filing time
27 Feb 2026, 16:19:14 UTC
Previous filing
25 Feb 2026
Next filing
02 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Chewning Eric D. EVP, Maritime Sys & Corp STR C/O HUNTINGTON INGALLS INDUSTRIES, INC., 4101 WASHINGTON AVE., NEWPORT NEWS /s/ Tiffany M. King, Attorney-in-Fact 27 Feb 2026 0001964855

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction HII Common Stock Award $2,082,944 +4,782 +791% $435.58 5,387 25 Feb 2026 Direct F1
transaction HII Common Stock Tax liability $830,041 -1,906 -35% $435.58 3,481 25 Feb 2026 Direct F2

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 Restricted Stock Rights Award $0 +688 +38% $0.000000 2,513 25 Feb 2026 Common Stock 688 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares issued upon settlement of restricted performance stock rights ("RPSRs") for the performance period that ended on 12/31/2025.
F2 Shares withheld by issuer for payment of withholding taxes on RPSRs.
F3 Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares of Company common stock, or, at the discretion of the Company's Compensation Committee, cash or a combination of cash and Company common stock. The RSRs were granted under the 2022 Long-Term Incentive Stock Plan ("LTISP") on 2/25/26 and vest ratably in three equal installments upon each of the first, second, and third anniversaries of the grant date.