MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

MORGAN STANLEY's Holding History (CIK: 0000895421)

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

Q3 2015
Shares 4,246,319 Value ($000) $182,210 Avg Close — Range —
Q2 2015
Shares 3,226,806 Value ($000) $181,928 Avg Close — Range —
Q1 2015
Shares 2,611,538 Value ($000) $172,624 Avg Close — Range —
Q4 2014
Shares 3,614,655 Value ($000) $242,869 Avg Close — Range —
Q3 2014
Shares 3,309,765 Value ($000) $254,256 Avg Close — Range —
Q2 2014
Shares 4,113,719 Value ($000) $294,462 Avg Close — Range —
Q1 2014
Shares 4,461,333 Value ($000) $291,414 Avg Close — Range —
Q4 2013
Shares 4,794,670 Value ($000) $317,072 Avg Close — Range —
Q3 2013
Shares 2,936,142 Value ($000) $212,077 Avg Close — Range —
Q2 2013
Shares 2,654,554 Value ($000) $177,457 Avg Close — Range —