NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q4 2025

Shares 56,439 Value ($000) $32,182 Avg Close $578.81 Range $543.66 - $638.31

Q3 2025

Shares 55,578 Value ($000) $33,865 Avg Close $563.27 Range $485.64 - $607.66

Q2 2025

Shares 55,415 Value ($000) $27,706 Avg Close $486.10 Range $444.43 - $537.86

Q1 2025

Shares 55,862 Value ($000) $28,602 Avg Close $470.02 Range $418.96 - $512.32

Q4 2024

Shares 58,028 Value ($000) $27,232 Avg Close $492.97 Range $454.91 - $543.79

Q3 2024

Shares 58,038 Value ($000) $30,648 Avg Close $478.00 Range $412.10 - $523.27

Q2 2024

Shares 62,962 Value ($000) $27,448 Avg Close $444.00 Range $408.11 - $476.20

Q1 2024

Shares 63,847 Value ($000) $30,561 Avg Close $445.90 Range $411.80 - $467.71

Q4 2023

Shares 64,848 Value ($000) $30,358 Avg Close $452.04 Range $399.15 - $478.42

Q3 2023

Shares 64,178 Value ($000) $28,251 Avg Close $421.70 Range $401.22 - $442.91

Q2 2023

Shares 64,856 Value ($000) $29,561 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 63,974 Value ($000) $30 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 66,179 Value ($000) $36 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 68,057 Value ($000) $32,089 Avg Close $450.68 Range $409.84 - $488.64

Q2 2022

Shares 68,429 Value ($000) $32,748 Avg Close $432.80 Range $406.48 - $465.03

Q1 2022

Shares 65,399 Value ($000) $29,248 Avg Close $387.65 Range $341.78 - $461.91

Q4 2021

Shares 65,429 Value ($000) $24,202 Avg Close $348.21 Range $322.83 - $380.81

Q3 2021

Shares 60,296 Value ($000) $21,716 Avg Close $336.41 Range $321.89 - $347.54

Q2 2021

Shares 60,581 Value ($000) $22,017 Avg Close $333.78 Range $297.33 - $352.23

Q1 2021

Shares 66,314 Value ($000) $21,462 Avg Close $278.19 Range $260.51 - $301.81

Q4 2020

Shares 66,994 Value ($000) $20,414 Avg Close $280.94 Range $261.36 - $297.23

Q3 2020

Shares 67,634 Value ($000) $21,338 Avg Close $298.08 Range $260.61 - $322.77

Q2 2020

Shares 68,634 Value ($000) $21,101 Avg Close $298.50 Range $264.17 - $324.61

Q1 2020

Shares 69,832 Value ($000) $21,128 Avg Close $315.50 Range $239.34 - $348.69

Q4 2019

Shares 72,232 Value ($000) $24,846 Avg Close $317.67 Range $303.11 - $340.24

Q3 2019

Shares 77,104 Value ($000) $28,898 Avg Close $318.69 Range $285.79 - $346.38

Q2 2019

Shares 77,254 Value ($000) $24,962 Avg Close $267.26 Range $236.79 - $292.13

Q1 2019

Shares 79,601 Value ($000) $21,460 Avg Close $243.65 Range $211.35 - $261.00

Q4 2018

Shares 80,101 Value ($000) $19,617 Avg Close $245.46 Range $199.36 - $285.49

Q3 2018

Shares 80,465 Value ($000) $25,537 Avg Close $269.78 Range $253.73 - $287.48

Q2 2018

Shares 80,520 Value ($000) $24,776 Avg Close $291.51 Range $266.24 - $317.78

Q1 2018

Shares 80,540 Value ($000) $28,135 Avg Close $294.31 Range $266.13 - $315.68

Q4 2017

Shares 80,750 Value ($000) $24,783 Avg Close $263.02 Range $251.27 - $273.10

Q3 2017

Shares 82,075 Value ($000) $23,615 Avg Close $234.97 Range $223.70 - $251.79

Q2 2017

Shares 82,325 Value ($000) $21,171 Avg Close $217.50 Range $204.18 - $228.88

Q1 2017

Shares 96,908 Value ($000) $23,049 Avg Close $205.77 Range $193.67 - $215.78

Q4 2016

Shares 97,393 Value ($000) $22,652 Avg Close $200.65 Range $182.75 - $218.77

Q3 2016

Shares 100,618 Value ($000) $21,527 Avg Close $186.23 Range $178.16 - $192.37

Q2 2016

Shares 103,547 Value ($000) $23,016 Avg Close $180.17 Range $167.24 - $191.50

Q1 2016

Shares 101,477 Value ($000) $20,082 Avg Close $161.05 Range $148.95 - $170.52

Q4 2015

Shares 102,302 Value ($000) $19,316 Avg Close $155.62 Range $137.87 - $164.41

Q3 2015

Shares 105,402 Value ($000) $17,476 Avg Close $141.60 Range $128.46 - $149.14

Q2 2015

Shares 105,502 Value ($000) $16,736 Avg Close $134.61 Range $127.92 - $140.47

Q1 2015

Shares 108,302 Value ($000) $17,432 Avg Close $133.81 Range $118.31 - $143.99

Q4 2014

Shares 109,502 Value ($000) $16,139 Avg Close $114.24 Range $98.32 - $128.02

Q3 2014

Shares 110,702 Value ($000) $14,586 Avg Close $104.60 Range $97.77 - $111.63

Q2 2014

Shares 111,402 Value ($000) $13,327 Avg Close $99.58 Range $95.46 - $103.59

Q1 2014

Shares 113,902 Value ($000) $14,053 Avg Close $97.12 Range $89.29 - $103.07

Q4 2013

Shares 116,702 Value ($000) $13,375 Avg Close $87.28 Range $75.26 - $95.04

Q3 2013

Shares 123,902 Value ($000) $11,803 Avg Close $74.87 Range $66.06 - $80.62

Q2 2013

Shares 125,402 Value ($000) $10,383 Avg Close $62.64 Range $55.45 - $68.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	56,439	$32,182	$578.81	$543.66 - $638.31
Q3 2025	55,578	$33,865	$563.27	$485.64 - $607.66
Q2 2025	55,415	$27,706	$486.10	$444.43 - $537.86
Q1 2025	55,862	$28,602	$470.02	$418.96 - $512.32
Q4 2024	58,028	$27,232	$492.97	$454.91 - $543.79
Q3 2024	58,038	$30,648	$478.00	$412.10 - $523.27
Q2 2024	62,962	$27,448	$444.00	$408.11 - $476.20
Q1 2024	63,847	$30,561	$445.90	$411.80 - $467.71
Q4 2023	64,848	$30,358	$452.04	$399.15 - $478.42
Q3 2023	64,178	$28,251	$421.70	$401.22 - $442.91
Q2 2023	64,856	$29,561	$433.83	$409.59 - $461.42
Q1 2023	63,974	$30	$442.02	$409.85 - $521.00
Q4 2022	66,179	$36	$495.16	$438.99 - $527.30
Q3 2022	68,057	$32,089	$450.68	$409.84 - $488.64
Q2 2022	68,429	$32,748	$432.80	$406.48 - $465.03
Q1 2022	65,399	$29,248	$387.65	$341.78 - $461.91
Q4 2021	65,429	$24,202	$348.21	$322.83 - $380.81
Q3 2021	60,296	$21,716	$336.41	$321.89 - $347.54
Q2 2021	60,581	$22,017	$333.78	$297.33 - $352.23
Q1 2021	66,314	$21,462	$278.19	$260.51 - $301.81
Q4 2020	66,994	$20,414	$280.94	$261.36 - $297.23
Q3 2020	67,634	$21,338	$298.08	$260.61 - $322.77
Q2 2020	68,634	$21,101	$298.50	$264.17 - $324.61
Q1 2020	69,832	$21,128	$315.50	$239.34 - $348.69
Q4 2019	72,232	$24,846	$317.67	$303.11 - $340.24
Q3 2019	77,104	$28,898	$318.69	$285.79 - $346.38
Q2 2019	77,254	$24,962	$267.26	$236.79 - $292.13
Q1 2019	79,601	$21,460	$243.65	$211.35 - $261.00
Q4 2018	80,101	$19,617	$245.46	$199.36 - $285.49
Q3 2018	80,465	$25,537	$269.78	$253.73 - $287.48
Q2 2018	80,520	$24,776	$291.51	$266.24 - $317.78
Q1 2018	80,540	$28,135	$294.31	$266.13 - $315.68
Q4 2017	80,750	$24,783	$263.02	$251.27 - $273.10
Q3 2017	82,075	$23,615	$234.97	$223.70 - $251.79
Q2 2017	82,325	$21,171	$217.50	$204.18 - $228.88
Q1 2017	96,908	$23,049	$205.77	$193.67 - $215.78
Q4 2016	97,393	$22,652	$200.65	$182.75 - $218.77
Q3 2016	100,618	$21,527	$186.23	$178.16 - $192.37
Q2 2016	103,547	$23,016	$180.17	$167.24 - $191.50
Q1 2016	101,477	$20,082	$161.05	$148.95 - $170.52
Q4 2015	102,302	$19,316	$155.62	$137.87 - $164.41
Q3 2015	105,402	$17,476	$141.60	$128.46 - $149.14
Q2 2015	105,502	$16,736	$134.61	$127.92 - $140.47
Q1 2015	108,302	$17,432	$133.81	$118.31 - $143.99
Q4 2014	109,502	$16,139	$114.24	$98.32 - $128.02
Q3 2014	110,702	$14,586	$104.60	$97.77 - $111.63
Q2 2014	111,402	$13,327	$99.58	$95.46 - $103.59
Q1 2014	113,902	$14,053	$97.12	$89.29 - $103.07
Q4 2013	116,702	$13,375	$87.28	$75.26 - $95.04
Q3 2013	123,902	$11,803	$74.87	$66.06 - $80.62
Q2 2013	125,402	$10,383	$62.64	$55.45 - $68.16