NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

Hirtle Callaghan & Co LLC's Holding History (CIK: 0001360710)

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

Q1 2019

Shares 18 Value ($000) $5 Avg Close $243.65 Range $211.35 - $261.00

Q1 2018

Shares 18 Value ($000) $6 Avg Close $294.31 Range $266.13 - $315.68

Q4 2017

Shares 18 Value ($000) $6 Avg Close $263.02 Range $251.27 - $273.10

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	18	$5	$243.65	$211.35 - $261.00
Q1 2018	18	$6	$294.31	$266.13 - $315.68
Q4 2017	18	$6	$263.02	$251.27 - $273.10