NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

PUZO MICHAEL J's Holding History (CIK: 0001053914)

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

Q3 2015

Shares 2,020 Value ($000) $138 Avg Close $55.52 Range $49.19 - $59.82

Q2 2015

Shares 2,020 Value ($000) $154 Avg Close $56.07 Range $51.74 - $59.54

Q1 2015

Shares 2,020 Value ($000) $141 Avg Close $51.14 Range $45.68 - $54.62

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	2,020	$138	$55.52	$49.19 - $59.82
Q2 2015	2,020	$154	$56.07	$51.74 - $59.54
Q1 2015	2,020	$141	$51.14	$45.68 - $54.62