MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

WALNUT PRIVATE EQUITY PARTNERS, LLC's Holding History (CIK: 0001599275)

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

Q3 2015
Shares 19,700 Value ($000) $867 Avg Close — Range —
Q2 2015
Shares 19,700 Value ($000) $1,111 Avg Close — Range —
Q1 2015
Shares 19,700 Value ($000) $1,302 Avg Close — Range —
Q4 2014
Shares 19,700 Value ($000) $1,324 Avg Close — Range —
Q3 2014
Shares 19,700 Value ($000) $1,513 Avg Close — Range —
Q2 2014
Shares 197,000 Value ($000) $1,220 Avg Close — Range —
Q1 2014
Shares 19,700 Value ($000) $1,287 Avg Close — Range —
Q4 2013
Shares 19,700 Value ($000) $1,303 Avg Close — Range —