DOMINION MIDSTREAM PARTNERS

CUSIP: 257454108 Class: COM UT REP LTD

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2018
Shares 17,962 Value ($000) $321 Avg Close — Range —
Q2 2018
Shares 11,292 Value ($000) $153 Avg Close — Range —
Q1 2018
Shares 11,010 Value ($000) $169 Avg Close — Range —
Q4 2017
Shares 1,023 Value ($000) $31 Avg Close — Range —
Q3 2017
Shares 820 Value ($000) $26 Avg Close — Range —
Q1 2017
Shares 1,036 Value ($000) $33 Avg Close — Range —
Q4 2016
Shares 288 Value ($000) $8 Avg Close — Range —
Q2 2016
Shares 3,571 Value ($000) $100 Avg Close — Range —