NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

BOKF, NA's Holding History (CIK: 0000009634)

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

Q4 2025

Shares 2,868 Value ($000) $1,635 Avg Close $578.81 Range $543.66 - $638.31

Q3 2025

Shares 2,974 Value ($000) $1,812 Avg Close $563.27 Range $485.64 - $607.66

Q2 2025

Shares 3,966 Value ($000) $1,983 Avg Close $486.10 Range $444.43 - $537.86

Q1 2025

Shares 3,939 Value ($000) $2,017 Avg Close $470.02 Range $418.96 - $512.32

Q4 2024

Shares 2,595 Value ($000) $1,190 Avg Close $492.97 Range $454.91 - $543.79

Q3 2024

Shares 3,635 Value ($000) $1,954 Avg Close $478.00 Range $412.10 - $523.27

Q2 2024

Shares 3,779 Value ($000) $1,647 Avg Close $444.00 Range $408.11 - $476.20

Q1 2024

Shares 3,398 Value ($000) $1,602 Avg Close $445.90 Range $411.80 - $467.71

Q4 2023

Shares 1,820 Value ($000) $852 Avg Close $452.04 Range $399.15 - $478.42

Q3 2023

Shares 1,797 Value ($000) $847 Avg Close $421.70 Range $401.22 - $442.91

Q2 2023

Shares 3,238 Value ($000) $1,476 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 3,288 Value ($000) $1,518 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 7,332 Value ($000) $4,001 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 6,821 Value ($000) $3,208 Avg Close $450.68 Range $409.84 - $488.64

Q2 2022

Shares 6,126 Value ($000) $2,931 Avg Close $432.80 Range $406.48 - $465.03

Q1 2022

Shares 6,187 Value ($000) $2,768 Avg Close $387.65 Range $341.78 - $461.91

Q4 2021

Shares 11,620 Value ($000) $4,498 Avg Close $348.21 Range $322.83 - $380.81

Q3 2021

Shares 8,855 Value ($000) $3,189 Avg Close $336.41 Range $321.89 - $347.54

Q1 2021

Shares 11,254 Value ($000) $3,643 Avg Close $278.19 Range $260.51 - $301.81

Q4 2020

Shares 10,561 Value ($000) $3,219 Avg Close $280.94 Range $261.36 - $297.23

Q3 2020

Shares 11,258 Value ($000) $3,552 Avg Close $298.08 Range $260.61 - $322.77

Q2 2020

Shares 11,986 Value ($000) $3,686 Avg Close $298.50 Range $264.17 - $324.61

Q1 2020

Shares 12,589 Value ($000) $3,808 Avg Close $315.50 Range $239.34 - $348.69

Q4 2019

Shares 16,400 Value ($000) $5,641 Avg Close $317.67 Range $303.11 - $340.24

Q3 2019

Shares 16,586 Value ($000) $6,217 Avg Close $318.69 Range $285.79 - $346.38

Q2 2019

Shares 16,194 Value ($000) $5,233 Avg Close $267.26 Range $236.79 - $292.13

Q1 2019

Shares 22,724 Value ($000) $6,127 Avg Close $243.65 Range $211.35 - $261.00

Q4 2018

Shares 20,250 Value ($000) $4,959 Avg Close $245.46 Range $199.36 - $285.49

Q3 2018

Shares 25,200 Value ($000) $7,998 Avg Close $269.78 Range $253.73 - $287.48

Q2 2018

Shares 24,760 Value ($000) $7,619 Avg Close $291.51 Range $266.24 - $317.78

Q1 2018

Shares 22,723 Value ($000) $7,933 Avg Close $294.31 Range $266.13 - $315.68

Q4 2017

Shares 24,131 Value ($000) $7,406 Avg Close $263.02 Range $251.27 - $273.10

Q3 2017

Shares 24,375 Value ($000) $7,014 Avg Close $234.97 Range $223.70 - $251.79

Q2 2017

Shares 25,051 Value ($000) $6,431 Avg Close $217.50 Range $204.18 - $228.88

Q1 2017

Shares 25,272 Value ($000) $6,010 Avg Close $205.77 Range $193.67 - $215.78

Q4 2016

Shares 24,969 Value ($000) $5,807 Avg Close $200.65 Range $182.75 - $218.77

Q3 2016

Shares 26,854 Value ($000) $5,746 Avg Close $186.23 Range $178.16 - $192.37

Q2 2016

Shares 39,927 Value ($000) $8,874 Avg Close $180.17 Range $167.24 - $191.50

Q1 2016

Shares 39,056 Value ($000) $7,730 Avg Close $161.05 Range $148.95 - $170.52

Q4 2015

Shares 24,654 Value ($000) $4,656 Avg Close $155.62 Range $137.87 - $164.41

Q3 2015

Shares 23,156 Value ($000) $3,842 Avg Close $141.60 Range $128.46 - $149.14

Q2 2015

Shares 22,645 Value ($000) $3,593 Avg Close $134.61 Range $127.92 - $140.47

Q1 2015

Shares 21,130 Value ($000) $3,401 Avg Close $133.81 Range $118.31 - $143.99

Q4 2014

Shares 15,894 Value ($000) $2,343 Avg Close $114.24 Range $98.32 - $128.02

Q3 2014

Shares 20,424 Value ($000) $2,691 Avg Close $104.60 Range $97.77 - $111.63

Q2 2014

Shares 21,789 Value ($000) $2,607 Avg Close $99.58 Range $95.46 - $103.59

Q1 2014

Shares 21,487 Value ($000) $2,651 Avg Close $97.12 Range $89.29 - $103.07

Q4 2013

Shares 19,169 Value ($000) $2,197 Avg Close $87.28 Range $75.26 - $95.04

Q3 2013

Shares 19,290 Value ($000) $1,838 Avg Close $74.87 Range $66.06 - $80.62

Q2 2013

Shares 17,856 Value ($000) $1,478 Avg Close $62.64 Range $55.45 - $68.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,868	$1,635	$578.81	$543.66 - $638.31
Q3 2025	2,974	$1,812	$563.27	$485.64 - $607.66
Q2 2025	3,966	$1,983	$486.10	$444.43 - $537.86
Q1 2025	3,939	$2,017	$470.02	$418.96 - $512.32
Q4 2024	2,595	$1,190	$492.97	$454.91 - $543.79
Q3 2024	3,635	$1,954	$478.00	$412.10 - $523.27
Q2 2024	3,779	$1,647	$444.00	$408.11 - $476.20
Q1 2024	3,398	$1,602	$445.90	$411.80 - $467.71
Q4 2023	1,820	$852	$452.04	$399.15 - $478.42
Q3 2023	1,797	$847	$421.70	$401.22 - $442.91
Q2 2023	3,238	$1,476	$433.83	$409.59 - $461.42
Q1 2023	3,288	$1,518	$442.02	$409.85 - $521.00
Q4 2022	7,332	$4,001	$495.16	$438.99 - $527.30
Q3 2022	6,821	$3,208	$450.68	$409.84 - $488.64
Q2 2022	6,126	$2,931	$432.80	$406.48 - $465.03
Q1 2022	6,187	$2,768	$387.65	$341.78 - $461.91
Q4 2021	11,620	$4,498	$348.21	$322.83 - $380.81
Q3 2021	8,855	$3,189	$336.41	$321.89 - $347.54
Q1 2021	11,254	$3,643	$278.19	$260.51 - $301.81
Q4 2020	10,561	$3,219	$280.94	$261.36 - $297.23
Q3 2020	11,258	$3,552	$298.08	$260.61 - $322.77
Q2 2020	11,986	$3,686	$298.50	$264.17 - $324.61
Q1 2020	12,589	$3,808	$315.50	$239.34 - $348.69
Q4 2019	16,400	$5,641	$317.67	$303.11 - $340.24
Q3 2019	16,586	$6,217	$318.69	$285.79 - $346.38
Q2 2019	16,194	$5,233	$267.26	$236.79 - $292.13
Q1 2019	22,724	$6,127	$243.65	$211.35 - $261.00
Q4 2018	20,250	$4,959	$245.46	$199.36 - $285.49
Q3 2018	25,200	$7,998	$269.78	$253.73 - $287.48
Q2 2018	24,760	$7,619	$291.51	$266.24 - $317.78
Q1 2018	22,723	$7,933	$294.31	$266.13 - $315.68
Q4 2017	24,131	$7,406	$263.02	$251.27 - $273.10
Q3 2017	24,375	$7,014	$234.97	$223.70 - $251.79
Q2 2017	25,051	$6,431	$217.50	$204.18 - $228.88
Q1 2017	25,272	$6,010	$205.77	$193.67 - $215.78
Q4 2016	24,969	$5,807	$200.65	$182.75 - $218.77
Q3 2016	26,854	$5,746	$186.23	$178.16 - $192.37
Q2 2016	39,927	$8,874	$180.17	$167.24 - $191.50
Q1 2016	39,056	$7,730	$161.05	$148.95 - $170.52
Q4 2015	24,654	$4,656	$155.62	$137.87 - $164.41
Q3 2015	23,156	$3,842	$141.60	$128.46 - $149.14
Q2 2015	22,645	$3,593	$134.61	$127.92 - $140.47
Q1 2015	21,130	$3,401	$133.81	$118.31 - $143.99
Q4 2014	15,894	$2,343	$114.24	$98.32 - $128.02
Q3 2014	20,424	$2,691	$104.60	$97.77 - $111.63
Q2 2014	21,789	$2,607	$99.58	$95.46 - $103.59
Q1 2014	21,487	$2,651	$97.12	$89.29 - $103.07
Q4 2013	19,169	$2,197	$87.28	$75.26 - $95.04
Q3 2013	19,290	$1,838	$74.87	$66.06 - $80.62
Q2 2013	17,856	$1,478	$62.64	$55.45 - $68.16