| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Nov 26, 2025 | Sale | $314.17 | 787 | 247,252 | 20,441 | Nov 28, 2025, 02:43 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Jun 03, 2025 | Sale | $228.94 | 1,965 | 449,873 | 21,228 | Jun 05, 2025, 05:35 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Jun 03, 2025 | Discretionary Trade | $227.96 | 1,242 | 283,126 | 0 | Jun 05, 2025, 05:35 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 26, 2025 | Tax Payment (Shares) | $173.19 | 183 | 31,694 | 23,193 | Feb 27, 2025, 04:19 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 26, 2025 | Option/RSU Exercise | - | 405 | - | 23,376 | Feb 27, 2025, 04:19 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 24, 2025 | Award/Grant | $168.81 | 6,522 | 1,100,979 | 25,929 | Feb 25, 2025, 04:51 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 24, 2025 | Tax Payment (Shares) | $168.81 | 2,959 | 499,509 | 22,971 | Feb 25, 2025, 04:51 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 08, 2024 | Tax Payment (Shares) | $293.32 | 16 | 4,693 | 19,407 | Mar 12, 2024, 08:50 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 08, 2024 | Award/Grant | $293.32 | 35 | 10,266 | 19,423 | Mar 12, 2024, 08:50 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 26, 2024 | Award/Grant | $288.33 | 7,643 | 2,203,706 | 22,853 | Feb 28, 2024, 06:07 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 26, 2024 | Tax Payment (Shares) | $288.33 | 3,464 | 998,775 | 19,388 | Feb 28, 2024, 06:07 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Sep 05, 2023 | Sale | $217.38 | 1,612 | 350,416 | 15,210 | Sep 06, 2023, 05:06 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 10, 2023 | Tax Payment (Shares) | $207.96 | 15 | 3,119 | 16,822 | Mar 14, 2023, 08:07 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 10, 2023 | Award/Grant | $207.96 | 30 | 6,239 | 16,837 | Mar 14, 2023, 08:07 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 28, 2023 | Award/Grant | $215.20 | 6,080 | 1,308,416 | 19,569 | Mar 02, 2023, 07:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 28, 2023 | Tax Payment (Shares) | $215.20 | 2,763 | 594,598 | 16,806 | Mar 02, 2023, 07:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 11, 2022 | Award/Grant | $206.07 | 8 | 1,649 | 13,492 | Mar 15, 2022, 04:34 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 14, 2022 | Tax Payment (Shares) | $206.07 | 3 | 618 | 13,489 | Mar 15, 2022, 04:34 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 01, 2022 | Tax Payment (Shares) | $204.15 | 819 | 167,199 | 13,485 | Mar 03, 2022, 09:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 01, 2022 | Award/Grant | $204.15 | 1,867 | 381,148 | 14,304 | Mar 03, 2022, 09:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Sep 07, 2021 | Sale | $200.49 | 999 | 200,291 | 12,437 | Sep 09, 2021, 04:44 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 12, 2021 | Award/Grant | $195.09 | 6 | 1,171 | 13,439 | Mar 16, 2021, 05:31 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 15, 2021 | Tax Payment (Shares) | $195.09 | 3 | 585 | 13,436 | Mar 16, 2021, 05:31 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 02, 2021 | Tax Payment (Shares) | $178.41 | 575 | 102,586 | 13,432 | Mar 03, 2021, 07:15 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Mar 01, 2021 | Award/Grant | $178.41 | 1,213 | 216,411 | 14,007 | Mar 03, 2021, 07:15 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | Chad N. Boudreaux | Ex VP & Chief Legal Officer | Feb 24, 2021 | Sale | $187.98 | 1,995 | 375,012 | 12,794 | Feb 25, 2021, 06:31 PM |
