MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

TRUSTMARK BANK TRUST DEPARTMENT's Holding History (CIK: 0000861176)

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

Q3 2015
Shares 6,283 Value ($000) $270 Avg Close — Range —
Q2 2015
Shares 6,283 Value ($000) $354 Avg Close — Range —
Q1 2015
Shares 6,283 Value ($000) $415 Avg Close — Range —
Q4 2014
Shares 6,283 Value ($000) $422 Avg Close — Range —
Q3 2014
Shares 6,913 Value ($000) $532 Avg Close — Range —
Q2 2014
Shares 7,450 Value ($000) $534 Avg Close — Range —
Q1 2014
Shares 7,450 Value ($000) $487 Avg Close — Range —
Q4 2013
Shares 7,450 Value ($000) $492 Avg Close — Range —
Q3 2013
Shares 7,450 Value ($000) $538 Avg Close — Range —
Q2 2013
Shares 8,055 Value ($000) $539 Avg Close — Range —