| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | Exec. Vice Chairman | Mar 11, 2022 | Award/Grant | $206.07 | 127 | 26,171 | 467,224 | Mar 15, 2022, 05:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | Exec. Vice Chairman | Mar 14, 2022 | Tax Payment (Shares) | $206.07 | 58 | 11,952 | 467,166 | Mar 15, 2022, 05:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | Ex. VP & Vice Chairman | Mar 01, 2022 | Award/Grant | $204.15 | 30,436 | 6,213,509 | 480,123 | Mar 03, 2022, 09:00 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | Ex. VP & Vice Chairman | Mar 01, 2022 | Tax Payment (Shares) | $204.15 | 13,027 | 2,659,462 | 467,096 | Mar 03, 2022, 09:00 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 15, 2021 | Tax Payment (Shares) | $195.09 | 45 | 8,779 | 449,687 | Mar 16, 2021, 06:36 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 12, 2021 | Award/Grant | $195.09 | 89 | 17,363 | 449,732 | Mar 16, 2021, 06:36 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 01, 2021 | Award/Grant | $178.41 | 17,353 | 3,095,949 | 456,668 | Mar 03, 2021, 06:54 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 02, 2021 | Tax Payment (Shares) | $178.41 | 7,025 | 1,253,330 | 449,643 | Mar 03, 2021, 06:54 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 24, 2020 | Award/Grant | $234.84 | 25,617 | 6,015,896 | 572,741 | Feb 26, 2020, 04:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 25, 2020 | Tax Payment (Shares) | $234.84 | 10,943 | 2,569,854 | 561,798 | Feb 26, 2020, 04:18 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 11, 2019 | Tax Payment (Shares) | $200.12 | 65 | 13,008 | 547,124 | Mar 12, 2019, 06:00 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 08, 2019 | Award/Grant | $200.12 | 128 | 25,615 | 547,189 | Mar 12, 2019, 06:00 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 27, 2019 | Award/Grant | $210.24 | 51,417 | 10,809,910 | 569,568 | Mar 01, 2019, 07:32 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 28, 2019 | Tax Payment (Shares) | $210.24 | 22,506 | 4,731,662 | 547,062 | Mar 01, 2019, 07:32 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 09, 2018 | Award/Grant | $264.03 | 76 | 20,066 | 518,190 | Mar 13, 2018, 03:41 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 12, 2018 | Tax Payment (Shares) | $264.03 | 39 | 10,297 | 518,151 | Mar 13, 2018, 03:41 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 01, 2018 | Tax Payment (Shares) | $262.76 | 20,465 | 5,377,384 | 518,114 | Mar 02, 2018, 05:10 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 27, 2018 | Award/Grant | $262.76 | 46,591 | 12,242,252 | 538,579 | Mar 01, 2018, 05:01 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Dec 07, 2017 | Gift | - | 52,100 | - | 494,088 | Dec 13, 2017, 02:21 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 01, 2017 | Award/Grant | $219.47 | 70,716 | 15,520,041 | 577,820 | Mar 03, 2017, 06:03 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 01, 2017 | Tax Payment (Shares) | $219.47 | 33,732 | 7,403,162 | 544,088 | Mar 03, 2017, 06:03 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 13, 2017 | Tax Payment (Shares) | $200.87 | 150,198 | 30,170,272 | 542,221 | Feb 14, 2017, 08:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 13, 2017 | Option/RSU Exercise | $37.73 | 262,294 | 9,895,748 | 657,302 | Feb 14, 2017, 08:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 03, 2016 | Tax Payment (Shares) | $132.81 | 68,061 | 9,039,181 | 445,008 | Mar 04, 2016, 04:10 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Dec 07, 2015 | Gift | - | 60,000 | - | 265,068 | Feb 11, 2016, 01:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 09, 2016 | Tax Payment (Shares) | $124.96 | 157,555 | 19,687,769 | 370,385 | Feb 11, 2016, 01:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 09, 2016 | Option/RSU Exercise | $30.29 | 262,872 | 7,961,902 | 485,524 | Feb 11, 2016, 01:20 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 25, 2015 | Tax Payment (Shares) | $142.43 | 158,670 | 22,599,367 | 325,068 | Feb 27, 2015, 07:39 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Feb 25, 2015 | Option/RSU Exercise | $48.90 | 98,422 | 4,812,836 | 388,662 | Feb 27, 2015, 07:39 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Aug 13, 2014 | Gift | - | 75,000 | - | 174,007 | Oct 31, 2014, 10:44 AM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Oct 30, 2014 | Tax Payment (Shares) | $103.54 | 21,066 | 2,181,174 | 185,996 | Oct 31, 2014, 10:44 AM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Oct 30, 2014 | Option/RSU Exercise | $31.73 | 33,055 | 1,048,835 | 207,062 | Oct 31, 2014, 10:44 AM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Jun 02, 2014 | Tax Payment (Shares) | $100.12 | 10,626 | 1,063,875 | 249,007 | Jun 04, 2014, 05:06 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Jun 02, 2014 | Option/RSU Exercise | $31.76 | 16,527 | 524,898 | 259,633 | Jun 04, 2014, 05:06 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 31, 2014 | Tax Payment (Shares) | $102.26 | 28,736 | 2,938,543 | 243,106 | Apr 02, 2014, 04:59 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 05, 2014 | Tax Payment (Shares) | $96.90 | 99,349 | 9,626,918 | 271,842 | Mar 07, 2014, 05:24 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Aug 14, 2013 | Tax Payment (Shares) | $64.85 | 9,347 | 606,153 | 159,747 | Aug 15, 2013, 01:36 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Aug 14, 2013 | Option/RSU Exercise | $28.51 | 13,222 | 376,959 | 169,094 | Aug 15, 2013, 01:36 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 08, 2013 | Tax Payment (Shares) | $45.54 | 41,377 | 1,884,309 | 155,872 | Mar 12, 2013, 05:04 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Dec 14, 2012 | Award/Grant | $41.48 | 302 | 12,527 | 110,799 | Dec 18, 2012, 04:55 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Aug 14, 2012 | Tax Payment (Shares) | $40.49 | 12,135 | 491,346 | 110,497 | Aug 16, 2012, 02:35 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Aug 14, 2012 | Option/RSU Exercise | $34.73 | 13,222 | 459,200 | 122,632 | Aug 16, 2012, 02:35 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Mar 13, 2012 | Tax Payment (Shares) | $35.92 | 22,100 | 793,832 | 109,410 | Mar 15, 2012, 07:36 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Jan 10, 2012 | Tax Payment (Shares) | $32.55 | 6,254 | 203,568 | 72,666 | Jan 12, 2012, 03:04 PM |
| HII | | HUNTINGTON INGALLS INDUSTRIES, INC. | C Michael Petters | President & CEO | Jan 10, 2012 | Option/RSU Exercise | $29.78 | 6,611 | 196,876 | 78,920 | Jan 12, 2012, 03:04 PM |
| NOC | | NORTHROP GRUMMAN CORP /DE/ | C Michael Petters | Corp. VP & Pres. Shipbuilding | Feb 15, 2011 | Tax Payment (Shares) | $69.14 | 5,485 | 379,233 | 122,115 | Feb 23, 2011, 06:42 PM |
| NOC | | NORTHROP GRUMMAN CORP /DE/ | C Michael Petters | Corp. VP & Pres. Shipbuilding | Feb 15, 2011 | Tax Payment (Shares) | $69.14 | 5,485 | 379,233 | 126,204 | Feb 17, 2011, 09:21 PM |
| NOC | | NORTHROP GRUMMAN CORP /DE/ | C Michael Petters | Corp. VP & Pres. Shipbuilding | Jan 18, 2011 | Tax Payment (Shares) | $69.32 | 4,089 | 283,449 | 127,600 | Jan 19, 2011, 07:54 PM |
