NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

LOCKHEED MARTIN INVESTMENT MANAGEMENT CO's Holding History (CIK: 0000897599)

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

Q1 2018

Shares 5,680 Value ($000) $586 Avg Close $82.97 Range $74.79 - $88.15

Q4 2017

Shares 27,530 Value ($000) $2,750 Avg Close $75.28 Range $71.84 - $80.39

Q3 2017

Shares 28,800 Value ($000) $2,648 Avg Close $71.05 Range $67.61 - $77.97

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	5,680	$586	$82.97	$74.79 - $88.15
Q4 2017	27,530	$2,750	$75.28	$71.84 - $80.39
Q3 2017	28,800	$2,648	$71.05	$67.61 - $77.97