NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

SUMMITRY LLC's Holding History (CIK: 0001280043)

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

Q4 2021

Shares 1,740 Value ($000) $208 Avg Close $105.01 Range $93.28 - $110.92

Q1 2021

Shares 2,740 Value ($000) $288 Avg Close $84.43 Range $75.75 - $93.36

Q4 2020

Shares 3,500 Value ($000) $326 Avg Close $75.32 Range $64.54 - $84.00

Q3 2020

Shares 3,500 Value ($000) $273 Avg Close $67.99 Range $61.38 - $73.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	1,740	$208	$105.01	$93.28 - $110.92
Q1 2021	2,740	$288	$84.43	$75.75 - $93.36
Q4 2020	3,500	$326	$75.32	$64.54 - $84.00
Q3 2020	3,500	$273	$67.99	$61.38 - $73.22