NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

SUMMIT SECURITIES GROUP LLC's Holding History (CIK: 0001531593)

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

Q4 2025

Shares 304 Value ($000) $173 Avg Close $578.81 Range $543.66 - $638.31

Q3 2025

Shares 233 Value ($000) $142 Avg Close $563.27 Range $485.64 - $607.66

Q2 2025

Shares 93 Value ($000) $46 Avg Close $486.10 Range $444.43 - $537.86

Q2 2023

Shares 187 Value ($000) $0 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 284 Value ($000) $0 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 2,846 Value ($000) $2 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 2,901 Value ($000) $1,364 Avg Close $450.68 Range $409.84 - $488.64

Q2 2022

Shares 3,305 Value ($000) $1,582 Avg Close $432.80 Range $406.48 - $465.03

Q1 2022

Shares 360 Value ($000) $161 Avg Close $387.65 Range $341.78 - $461.91

Q4 2021

Shares 816 Value ($000) $316 Avg Close $348.21 Range $322.83 - $380.81

Q3 2021

Shares 3,400 Value ($000) $1,225 Avg Close $336.41 Range $321.89 - $347.54

Q2 2021

Shares 993 Value ($000) $361 Avg Close $333.78 Range $297.33 - $352.23

Q4 2020

Shares 900 Value ($000) $274 Avg Close $280.94 Range $261.36 - $297.23

Q4 2019

Shares 2,100 Value ($000) $722 Avg Close $317.67 Range $303.11 - $340.24

Q4 2017

Shares 10,600 Value ($000) $3,253 Avg Close $263.02 Range $251.27 - $273.10

Q3 2017

Shares 3,200 Value ($000) $921 Avg Close $234.97 Range $223.70 - $251.79

Q2 2017

Shares 2,600 Value ($000) $667 Avg Close $217.50 Range $204.18 - $228.88

Q1 2017

Shares 2,968 Value ($000) $706 Avg Close $205.77 Range $193.67 - $215.78

Q1 2015

Shares 900 Value ($000) $145 Avg Close $133.81 Range $118.31 - $143.99

Q2 2014

Shares 500 Value ($000) $60 Avg Close $99.58 Range $95.46 - $103.59

Q1 2014

Shares 400 Value ($000) $49 Avg Close $97.12 Range $89.29 - $103.07

Q4 2013

Shares 2,000 Value ($000) $229 Avg Close $87.28 Range $75.26 - $95.04

Q3 2013

Shares 1,400 Value ($000) $133 Avg Close $74.87 Range $66.06 - $80.62

Q2 2013

Shares 700 Value ($000) $58 Avg Close $62.64 Range $55.45 - $68.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	304	$173	$578.81	$543.66 - $638.31
Q3 2025	233	$142	$563.27	$485.64 - $607.66
Q2 2025	93	$46	$486.10	$444.43 - $537.86
Q2 2023	187	$0	$433.83	$409.59 - $461.42
Q1 2023	284	$0	$442.02	$409.85 - $521.00
Q4 2022	2,846	$2	$495.16	$438.99 - $527.30
Q3 2022	2,901	$1,364	$450.68	$409.84 - $488.64
Q2 2022	3,305	$1,582	$432.80	$406.48 - $465.03
Q1 2022	360	$161	$387.65	$341.78 - $461.91
Q4 2021	816	$316	$348.21	$322.83 - $380.81
Q3 2021	3,400	$1,225	$336.41	$321.89 - $347.54
Q2 2021	993	$361	$333.78	$297.33 - $352.23
Q4 2020	900	$274	$280.94	$261.36 - $297.23
Q4 2019	2,100	$722	$317.67	$303.11 - $340.24
Q4 2017	10,600	$3,253	$263.02	$251.27 - $273.10
Q3 2017	3,200	$921	$234.97	$223.70 - $251.79
Q2 2017	2,600	$667	$217.50	$204.18 - $228.88
Q1 2017	2,968	$706	$205.77	$193.67 - $215.78
Q1 2015	900	$145	$133.81	$118.31 - $143.99
Q2 2014	500	$60	$99.58	$95.46 - $103.59
Q1 2014	400	$49	$97.12	$89.29 - $103.07
Q4 2013	2,000	$229	$87.28	$75.26 - $95.04
Q3 2013	1,400	$133	$74.87	$66.06 - $80.62
Q2 2013	700	$58	$62.64	$55.45 - $68.16