NORTHROP GRUMMAN CORP

Ticker: NOC CUSIP: 666807102 Class: COM

MAIRS & POWER INC's Holding History (CIK: 0001070134)

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

Q2 2019

Shares 720 Value ($000) $233 Avg Close $267.26 Range $236.79 - $292.13

Q1 2019

Shares 747 Value ($000) $201 Avg Close $243.65 Range $211.35 - $261.00

Q3 2018

Shares 747 Value ($000) $237 Avg Close $269.78 Range $253.73 - $287.48

Q2 2018

Shares 792 Value ($000) $244 Avg Close $291.51 Range $266.24 - $317.78

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2019	720	$233	$267.26	$236.79 - $292.13
Q1 2019	747	$201	$243.65	$211.35 - $261.00
Q3 2018	747	$237	$269.78	$253.73 - $287.48
Q2 2018	792	$244	$291.51	$266.24 - $317.78