DUN & BRADSTREET CORP DEL NE

CUSIP: 26483E100 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q2 2018
Shares 9,698 Value ($000) $1,189 Avg Close — Range —
Q1 2018
Shares 112,016 Value ($000) $13,106 Avg Close — Range —
Q4 2017
Shares 472 Value ($000) $56 Avg Close — Range —
Q3 2017
Shares 52 Value ($000) $6 Avg Close — Range —
Q3 2016
Shares 1,373 Value ($000) $188 Avg Close — Range —
Q2 2016
Shares 1,038 Value ($000) $126 Avg Close — Range —
Q1 2016
Shares 396 Value ($000) $41 Avg Close — Range —
Q2 2015
Shares 1,429 Value ($000) $174 Avg Close — Range —
Q1 2015
Shares 1,203 Value ($000) $154 Avg Close — Range —
Q4 2014
Shares 2,203 Value ($000) $266 Avg Close — Range —
Q3 2014
Shares 1,835 Value ($000) $216 Avg Close — Range —
Q2 2014
Shares 1,475 Value ($000) $163 Avg Close — Range —
Q1 2014
Shares 520 Value ($000) $52 Avg Close — Range —
Q4 2013
Shares 864 Value ($000) $106 Avg Close — Range —
Q3 2013
Shares 350 Value ($000) $36 Avg Close — Range —