DUN & BRADSTREET CORP DEL NE

CUSIP: 26483E100 Class: COM

NORRIS PERNE & FRENCH LLP/MI's Holding History (CIK: 0001092290)

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

Q4 2018
Shares 1,500 Value ($000) $214 Avg Close — Range —
Q3 2018
Shares 1,900 Value ($000) $271 Avg Close — Range —
Q2 2018
Shares 1,900 Value ($000) $233 Avg Close — Range —
Q1 2018
Shares 1,900 Value ($000) $222 Avg Close — Range —
Q4 2017
Shares 1,900 Value ($000) $225 Avg Close — Range —
Q3 2017
Shares 1,900 Value ($000) $221 Avg Close — Range —
Q2 2017
Shares 1,900 Value ($000) $205 Avg Close — Range —
Q1 2017
Shares 1,900 Value ($000) $205 Avg Close — Range —
Q4 2016
Shares 1,900 Value ($000) $231 Avg Close — Range —
Q3 2016
Shares 1,900 Value ($000) $260 Avg Close — Range —
Q2 2016
Shares 1,900 Value ($000) $231 Avg Close — Range —
Q2 2015
Shares 1,900 Value ($000) $232 Avg Close — Range —
Q1 2015
Shares 1,900 Value ($000) $244 Avg Close — Range —
Q4 2014
Shares 1,900 Value ($000) $230 Avg Close — Range —
Q3 2014
Shares 1,900 Value ($000) $223 Avg Close — Range —
Q2 2014
Shares 1,900 Value ($000) $209 Avg Close — Range —
Q1 2014
Shares 2,100 Value ($000) $209 Avg Close — Range —
Q4 2013
Shares 2,100 Value ($000) $257 Avg Close — Range —
Q3 2013
Shares 2,100 Value ($000) $218 Avg Close — Range —
Q2 2013
Shares 2,100 Value ($000) $204 Avg Close — Range —