NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

Great Diamond Partners, LLC's Holding History (CIK: 0001801112)

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

Q2 2023

Shares 1,428 Value ($000) $651 Avg Close $433.83 Range $409.59 - $461.42

Q1 2023

Shares 1,501 Value ($000) $693 Avg Close $442.02 Range $409.85 - $521.00

Q4 2022

Shares 1,753 Value ($000) $956 Avg Close $495.16 Range $438.99 - $527.30

Q3 2022

Shares 1,605 Value ($000) $754 Avg Close $450.68 Range $409.84 - $488.64

Q4 2019

Shares 140 Value ($000) $48 Avg Close $317.67 Range $303.11 - $340.24

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	1,428	$651	$433.83	$409.59 - $461.42
Q1 2023	1,501	$693	$442.02	$409.85 - $521.00
Q4 2022	1,753	$956	$495.16	$438.99 - $527.30
Q3 2022	1,605	$754	$450.68	$409.84 - $488.64
Q4 2019	140	$48	$317.67	$303.11 - $340.24