NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management's Holding History (CIK: 0001510434)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,450 Value ($000) $1,397 Avg Close $578.81 Range $543.66 - $638.31

Q3 2025

Shares 2,416 Value ($000) $1,472 Avg Close $563.27 Range $485.64 - $607.66

Q2 2025

Shares 2,655 Value ($000) $1,328 Avg Close $486.10 Range $444.43 - $537.86

Q1 2025

Shares 2,343 Value ($000) $1,199 Avg Close $470.02 Range $418.96 - $512.32

Q4 2024

Shares 2,352 Value ($000) $1,104 Avg Close $492.97 Range $454.91 - $543.79

Q3 2024

Shares 2,384 Value ($000) $1,259 Avg Close $478.00 Range $412.10 - $523.27

Q2 2024

Shares 2,484 Value ($000) $1,083 Avg Close $444.00 Range $408.11 - $476.20

Q1 2024

Shares 2,292 Value ($000) $1,097 Avg Close $445.90 Range $411.80 - $467.71

Q4 2023

Shares 847 Value ($000) $397 Avg Close $452.04 Range $399.15 - $478.42

Q3 2023

Shares 783 Value ($000) $345 Avg Close $421.70 Range $401.22 - $442.91

Q2 2023

Shares 768 Value ($000) $350 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 1,807 Value ($000) $834 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 1,847 Value ($000) $1,008 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 1,961 Value ($000) $922 Avg Close $450.68 Range $409.84 - $488.64

Q2 2022

Shares 2,421 Value ($000) $1,159 Avg Close $432.80 Range $406.48 - $465.03

Q1 2022

Shares 7,773 Value ($000) $3,476 Avg Close $387.65 Range $341.78 - $461.91

Q4 2021

Shares 4,424 Value ($000) $1,712 Avg Close $348.21 Range $322.83 - $380.81

Q3 2021

Shares 913 Value ($000) $329 Avg Close $336.41 Range $321.89 - $347.54

Q2 2021

Shares 901 Value ($000) $327 Avg Close $333.78 Range $297.33 - $352.23

Q4 2020

Shares 748 Value ($000) $228 Avg Close $280.94 Range $261.36 - $297.23

Q3 2020

Shares 748 Value ($000) $236 Avg Close $298.08 Range $260.61 - $322.77

Q2 2020

Shares 1,318 Value ($000) $405 Avg Close $298.50 Range $264.17 - $324.61

Q1 2020

Shares 1,371 Value ($000) $415 Avg Close $315.50 Range $239.34 - $348.69

Q4 2019

Shares 1,417 Value ($000) $487 Avg Close $317.67 Range $303.11 - $340.24

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,450	$1,397	$578.81	$543.66 - $638.31
Q3 2025	2,416	$1,472	$563.27	$485.64 - $607.66
Q2 2025	2,655	$1,328	$486.10	$444.43 - $537.86
Q1 2025	2,343	$1,199	$470.02	$418.96 - $512.32
Q4 2024	2,352	$1,104	$492.97	$454.91 - $543.79
Q3 2024	2,384	$1,259	$478.00	$412.10 - $523.27
Q2 2024	2,484	$1,083	$444.00	$408.11 - $476.20
Q1 2024	2,292	$1,097	$445.90	$411.80 - $467.71
Q4 2023	847	$397	$452.04	$399.15 - $478.42
Q3 2023	783	$345	$421.70	$401.22 - $442.91
Q2 2023	768	$350	$433.83	$409.59 - $461.42
Q1 2023	1,807	$834	$442.02	$409.85 - $521.00
Q4 2022	1,847	$1,008	$495.16	$438.99 - $527.30
Q3 2022	1,961	$922	$450.68	$409.84 - $488.64
Q2 2022	2,421	$1,159	$432.80	$406.48 - $465.03
Q1 2022	7,773	$3,476	$387.65	$341.78 - $461.91
Q4 2021	4,424	$1,712	$348.21	$322.83 - $380.81
Q3 2021	913	$329	$336.41	$321.89 - $347.54
Q2 2021	901	$327	$333.78	$297.33 - $352.23
Q4 2020	748	$228	$280.94	$261.36 - $297.23
Q3 2020	748	$236	$298.08	$260.61 - $322.77
Q2 2020	1,318	$405	$298.50	$264.17 - $324.61
Q1 2020	1,371	$415	$315.50	$239.34 - $348.69
Q4 2019	1,417	$487	$317.67	$303.11 - $340.24