NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

East Coast Asset Management, LLC.'s Holding History (CIK: 0001579254)

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

Q2 2013
Shares 2,120 Value ($000) $123 Avg Close $40.35 Range $37.41 - $42.83
Q1 2013
Shares 2,120 Value ($000) $116 Avg Close $38.02 Range $35.32 - $40.01
Q4 2012
Shares 2,120 Value ($000) $106 Avg Close — Range —