NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

Quad-Cities Investment Group, LLC's Holding History (CIK: 0001741426)

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

Q4 2018

Shares 500 Value ($000) $42 Avg Close $75.32 Range $61.37 - $86.09

Q3 2018

Shares 500 Value ($000) $51 Avg Close $85.59 Range $81.23 - $92.33

Q2 2018

Shares 500 Value ($000) $51 Avg Close $84.33 Range $79.47 - $87.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	500	$42	$75.32	$61.37 - $86.09
Q3 2018	500	$51	$85.59	$81.23 - $92.33
Q2 2018	500	$51	$84.33	$79.47 - $87.26