MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

AQR CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001167557)

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

Q4 2014
Shares 7,314 Value ($000) $491 Avg Close — Range —
Q3 2014
Shares 7,314 Value ($000) $562 Avg Close — Range —
Q2 2014
Shares 7,314 Value ($000) $524 Avg Close — Range —
Q1 2014
Shares 7,314 Value ($000) $478 Avg Close — Range —
Q4 2013
Shares 7,314 Value ($000) $484 Avg Close — Range —
Q3 2013
Shares 7,314 Value ($000) $528 Avg Close — Range —
Q2 2013
Shares 7,314 Value ($000) $489 Avg Close — Range —
Q4 2012
Shares 7,314 Value ($000) $373 Avg Close — Range —