DOMINION MIDSTREAM PARTNERS

CUSIP: 257454108 Class: COM UT REP LTD

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2017
Shares 39,606 Value ($000) $1,206 Avg Close — Range —
Q3 2017
Shares 39,606 Value ($000) $1,267 Avg Close — Range —
Q2 2017
Shares 83,606 Value ($000) $2,412 Avg Close — Range —
Q1 2017
Shares 87,606 Value ($000) $2,799 Avg Close — Range —
Q4 2016
Shares 91,638 Value ($000) $2,708 Avg Close — Range —
Q3 2016
Shares 91,638 Value ($000) $2,191 Avg Close — Range —
Q2 2016
Shares 91,638 Value ($000) $2,578 Avg Close — Range —
Q1 2016
Shares 91,638 Value ($000) $3,093 Avg Close — Range —
Q4 2015
Shares 73,618 Value ($000) $2,257 Avg Close — Range —
Q3 2015
Shares 32,518 Value ($000) $873 Avg Close — Range —
Q2 2015
Shares 32,518 Value ($000) $1,246 Avg Close — Range —
Q1 2015
Shares 82,648 Value ($000) $3,431 Avg Close — Range —
Q4 2014
Shares 89,240 Value ($000) $3,498 Avg Close — Range —