NORTHSTAR ASSET MGMT GROUP I

CUSIP: 66705Y104 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q4 2016
Shares 34,020 Value ($000) $508 Avg Close — Range —
Q3 2016
Shares 62,638 Value ($000) $810 Avg Close — Range —
Q2 2016
Shares 40,653 Value ($000) $415 Avg Close — Range —
Q1 2016
Shares 38,608 Value ($000) $438 Avg Close — Range —
Q4 2015
Shares 37,040 Value ($000) $450 Avg Close — Range —
Q3 2015
Shares 17,923 Value ($000) $257 Avg Close — Range —