NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

1834 INVESTMENT ADVISORS CO's Holding History (CIK: 0001138486)

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

Q4 2025

Shares 563 Value ($000) $321 Avg Close $578.81 Range $543.66 - $638.31

Q3 2025

Shares 563 Value ($000) $343 Avg Close $563.27 Range $485.64 - $607.66

Q2 2025

Shares 563 Value ($000) $281 Avg Close $486.10 Range $444.43 - $537.86

Q1 2025

Shares 563 Value ($000) $288 Avg Close $470.02 Range $418.96 - $512.32

Q4 2024

Shares 599 Value ($000) $281 Avg Close $492.97 Range $454.91 - $543.79

Q3 2024

Shares 599 Value ($000) $316 Avg Close $478.00 Range $412.10 - $523.27

Q2 2024

Shares 599 Value ($000) $261 Avg Close $444.00 Range $408.11 - $476.20

Q1 2024

Shares 609 Value ($000) $291 Avg Close $445.90 Range $411.80 - $467.71

Q4 2023

Shares 617 Value ($000) $289 Avg Close $452.04 Range $399.15 - $478.42

Q3 2023

Shares 617 Value ($000) $271 Avg Close $421.70 Range $401.22 - $442.91

Q2 2023

Shares 617 Value ($000) $281 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 858 Value ($000) $396 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 858 Value ($000) $468 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 858 Value ($000) $403 Avg Close $450.68 Range $409.84 - $488.64

Q2 2022

Shares 858 Value ($000) $410 Avg Close $432.80 Range $406.48 - $465.03

Q1 2022

Shares 729 Value ($000) $326 Avg Close $387.65 Range $341.78 - $461.91

Q4 2021

Shares 729 Value ($000) $282 Avg Close $348.21 Range $322.83 - $380.81

Q3 2021

Shares 769 Value ($000) $277 Avg Close $336.41 Range $321.89 - $347.54

Q2 2021

Shares 785 Value ($000) $285 Avg Close $333.78 Range $297.33 - $352.23

Q1 2021

Shares 1,406 Value ($000) $455 Avg Close $278.19 Range $260.51 - $301.81

Q4 2020

Shares 2,414 Value ($000) $735 Avg Close $280.94 Range $261.36 - $297.23

Q3 2020

Shares 15,555 Value ($000) $4,908 Avg Close $298.08 Range $260.61 - $322.77

Q2 2020

Shares 15,169 Value ($000) $4,664 Avg Close $298.50 Range $264.17 - $324.61

Q1 2020

Shares 8,785 Value ($000) $2,658 Avg Close $315.50 Range $239.34 - $348.69

Q4 2019

Shares 1,898 Value ($000) $653 Avg Close $317.67 Range $303.11 - $340.24

Q3 2019

Shares 1,784 Value ($000) $668 Avg Close $318.69 Range $285.79 - $346.38

Q2 2019

Shares 1,784 Value ($000) $576 Avg Close $267.26 Range $236.79 - $292.13

Q1 2019

Shares 1,784 Value ($000) $481 Avg Close $243.65 Range $211.35 - $261.00

Q4 2018

Shares 1,844 Value ($000) $451 Avg Close $245.46 Range $199.36 - $285.49

Q3 2018

Shares 1,972 Value ($000) $626 Avg Close $269.78 Range $253.73 - $287.48

Q2 2018

Shares 2,037 Value ($000) $627 Avg Close $291.51 Range $266.24 - $317.78

Q1 2018

Shares 2,107 Value ($000) $735 Avg Close $294.31 Range $266.13 - $315.68

Q4 2017

Shares 2,222 Value ($000) $682 Avg Close $263.02 Range $251.27 - $273.10

Q3 2017

Shares 2,247 Value ($000) $646 Avg Close $234.97 Range $223.70 - $251.79

Q2 2017

Shares 2,247 Value ($000) $577 Avg Close $217.50 Range $204.18 - $228.88

Q1 2017

Shares 2,247 Value ($000) $534 Avg Close $205.77 Range $193.67 - $215.78

Q4 2016

Shares 2,307 Value ($000) $536 Avg Close $200.65 Range $182.75 - $218.77

Q3 2016

Shares 2,500 Value ($000) $535 Avg Close $186.23 Range $178.16 - $192.37

Q2 2016

Shares 2,500 Value ($000) $556 Avg Close $180.17 Range $167.24 - $191.50

Q1 2016

Shares 2,600 Value ($000) $514 Avg Close $161.05 Range $148.95 - $170.52

Q4 2015

Shares 2,610 Value ($000) $493 Avg Close $155.62 Range $137.87 - $164.41

Q3 2015

Shares 2,750 Value ($000) $456 Avg Close $141.60 Range $128.46 - $149.14

Q2 2015

Shares 2,890 Value ($000) $458 Avg Close $134.61 Range $127.92 - $140.47

Q1 2015

Shares 2,990 Value ($000) $481 Avg Close $133.81 Range $118.31 - $143.99

Q4 2014

Shares 3,040 Value ($000) $448 Avg Close $114.24 Range $98.32 - $128.02

Q3 2014

Shares 3,241 Value ($000) $427 Avg Close $104.60 Range $97.77 - $111.63

Q2 2014

Shares 4,070 Value ($000) $487 Avg Close $99.58 Range $95.46 - $103.59

Q1 2014

Shares 4,619 Value ($000) $570 Avg Close $97.12 Range $89.29 - $103.07

Q4 2013

Shares 5,764 Value ($000) $661 Avg Close $87.28 Range $75.26 - $95.04

Q3 2013

Shares 5,884 Value ($000) $561 Avg Close $74.87 Range $66.06 - $80.62

Q2 2013

Shares 6,462 Value ($000) $535 Avg Close $62.64 Range $55.45 - $68.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	563	$321	$578.81	$543.66 - $638.31
Q3 2025	563	$343	$563.27	$485.64 - $607.66
Q2 2025	563	$281	$486.10	$444.43 - $537.86
Q1 2025	563	$288	$470.02	$418.96 - $512.32
Q4 2024	599	$281	$492.97	$454.91 - $543.79
Q3 2024	599	$316	$478.00	$412.10 - $523.27
Q2 2024	599	$261	$444.00	$408.11 - $476.20
Q1 2024	609	$291	$445.90	$411.80 - $467.71
Q4 2023	617	$289	$452.04	$399.15 - $478.42
Q3 2023	617	$271	$421.70	$401.22 - $442.91
Q2 2023	617	$281	$433.83	$409.59 - $461.42
Q1 2023	858	$396	$442.02	$409.85 - $521.00
Q4 2022	858	$468	$495.16	$438.99 - $527.30
Q3 2022	858	$403	$450.68	$409.84 - $488.64
Q2 2022	858	$410	$432.80	$406.48 - $465.03
Q1 2022	729	$326	$387.65	$341.78 - $461.91
Q4 2021	729	$282	$348.21	$322.83 - $380.81
Q3 2021	769	$277	$336.41	$321.89 - $347.54
Q2 2021	785	$285	$333.78	$297.33 - $352.23
Q1 2021	1,406	$455	$278.19	$260.51 - $301.81
Q4 2020	2,414	$735	$280.94	$261.36 - $297.23
Q3 2020	15,555	$4,908	$298.08	$260.61 - $322.77
Q2 2020	15,169	$4,664	$298.50	$264.17 - $324.61
Q1 2020	8,785	$2,658	$315.50	$239.34 - $348.69
Q4 2019	1,898	$653	$317.67	$303.11 - $340.24
Q3 2019	1,784	$668	$318.69	$285.79 - $346.38
Q2 2019	1,784	$576	$267.26	$236.79 - $292.13
Q1 2019	1,784	$481	$243.65	$211.35 - $261.00
Q4 2018	1,844	$451	$245.46	$199.36 - $285.49
Q3 2018	1,972	$626	$269.78	$253.73 - $287.48
Q2 2018	2,037	$627	$291.51	$266.24 - $317.78
Q1 2018	2,107	$735	$294.31	$266.13 - $315.68
Q4 2017	2,222	$682	$263.02	$251.27 - $273.10
Q3 2017	2,247	$646	$234.97	$223.70 - $251.79
Q2 2017	2,247	$577	$217.50	$204.18 - $228.88
Q1 2017	2,247	$534	$205.77	$193.67 - $215.78
Q4 2016	2,307	$536	$200.65	$182.75 - $218.77
Q3 2016	2,500	$535	$186.23	$178.16 - $192.37
Q2 2016	2,500	$556	$180.17	$167.24 - $191.50
Q1 2016	2,600	$514	$161.05	$148.95 - $170.52
Q4 2015	2,610	$493	$155.62	$137.87 - $164.41
Q3 2015	2,750	$456	$141.60	$128.46 - $149.14
Q2 2015	2,890	$458	$134.61	$127.92 - $140.47
Q1 2015	2,990	$481	$133.81	$118.31 - $143.99
Q4 2014	3,040	$448	$114.24	$98.32 - $128.02
Q3 2014	3,241	$427	$104.60	$97.77 - $111.63
Q2 2014	4,070	$487	$99.58	$95.46 - $103.59
Q1 2014	4,619	$570	$97.12	$89.29 - $103.07
Q4 2013	5,764	$661	$87.28	$75.26 - $95.04
Q3 2013	5,884	$561	$74.87	$66.06 - $80.62
Q2 2013	6,462	$535	$62.64	$55.45 - $68.16