Christopher W. Soong

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
26 Feb 25	HII Huntington Ingalls Industries	Common Stock	Payment of exercise	Dispose F	No	No	173.19	95.455	16.53 k	2,825.044
26 Feb 25	HII Huntington Ingalls Industries	Common Stock	Option exercise	Acquire M	No	No	0	211.65	0.00	2,920.499
26 Feb 25	HII Huntington Ingalls Industries	Restricted Stock Rights Common Stock	Option exercise	Dispose M	No	No	0	211.65	0.00	1,489.3
24 Feb 25	HII Huntington Ingalls Industries	Common Stock	Payment of exercise	Dispose F	No	No	168.81	718.284	121.25 k	2,708.849
24 Feb 25	HII Huntington Ingalls Industries	Common Stock	Grant	Acquire A	No	No	168.81	1,530	258.28 k	3,427.133
24 Feb 25	HII Huntington Ingalls Industries	Restricted Stock Rights Common Stock	Grant	Acquire A	No	No	0	1,066	0.00	1,700.95
13 Dec 24	HII Huntington Ingalls Industries	Restricted Stock Rights Common Stock	Grant	Acquire A	No	No	0	4.43	0.00	634.95
13 Sep 24	HII Huntington Ingalls Industries	Restricted Stock Rights Common Stock	Grant	Acquire A	No	No	0	3.118	0.00	630.52
8 Mar 24	HII Huntington Ingalls Industries	Common Stock	Payment of exercise	Dispose F	No	No	293.32	1.921	563.47	1,897.133
8 Mar 24	HII Huntington Ingalls Industries	Common Stock	Grant	Acquire A	No	No	293.32	6.382	1.87 k	1,899.054

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.