MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

Mariner, LLC's Holding History (CIK: 0001373442)

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

Q3 2015
Shares 440,872 Value ($000) $18,918 Avg Close — Range —
Q2 2015
Shares 442,746 Value ($000) $24,962 Avg Close — Range —
Q1 2015
Shares 434,009 Value ($000) $28,688 Avg Close — Range —
Q4 2014
Shares 414,897 Value ($000) $27,877 Avg Close — Range —
Q3 2014
Shares 399,353 Value ($000) $30,679 Avg Close — Range —
Q2 2014
Shares 400,175 Value ($000) $28,645 Avg Close — Range —
Q1 2014
Shares 399,394 Value ($000) $26,088 Avg Close — Range —
Q4 2013
Shares 393,778 Value ($000) $26,041 Avg Close — Range —
Q3 2013
Shares 393,778 Value ($000) $28,443 Avg Close — Range —
Q2 2013
Shares 394,871 Value ($000) $26,397 Avg Close — Range —