NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q2 2018
Shares 60,000 Value ($000) $6,173,000 Avg Close $84.33 Range $79.47 - $87.26
Q1 2018
Shares 65,000 Value ($000) $6,703,000 Avg Close $82.97 Range $74.79 - $88.15
Q3 2017
Shares 63,000 Value ($000) $5,792,000 Avg Close $71.05 Range $67.61 - $77.97
Q4 2016
Shares 50,825 Value ($000) $4,526,000 Avg Close $61.69 Range $52.36 - $70.81
Q3 2016
Shares 36,000 Value ($000) $2,448,000 Avg Close $52.45 Range $47.67 - $55.52
Q3 2015
Shares 116,000 Value ($000) $7,907,000 Avg Close $55.52 Range $49.19 - $59.82
Q1 2015
Shares 15,000 Value ($000) $1,045,000 Avg Close $51.14 Range $45.68 - $54.62