MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

PRENTISS SMITH & CO INC's Holding History (CIK: 0001134687)

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

Q3 2015
Shares 1,429 Value ($000) $61 Avg Close — Range —
Q2 2015
Shares 1,429 Value ($000) $81 Avg Close — Range —
Q1 2015
Shares 2,500 Value ($000) $165 Avg Close — Range —
Q4 2014
Shares 2,500 Value ($000) $168 Avg Close — Range —
Q3 2014
Shares 2,500 Value ($000) $192 Avg Close — Range —
Q2 2014
Shares 2,500 Value ($000) $179 Avg Close — Range —
Q1 2014
Shares 2,500 Value ($000) $163 Avg Close — Range —
Q4 2013
Shares 2,500 Value ($000) $165 Avg Close — Range —
Q3 2013
Shares 2,500 Value ($000) $181 Avg Close — Range —
Q2 2013
Shares 2,500 Value ($000) $167 Avg Close — Range —