MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

PINNACLE ASSOCIATES LTD's Holding History (CIK: 0000743127)

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

Q2 2015
Shares 3,950 Value ($000) $223 Avg Close — Range —
Q3 2014
Shares 2,762 Value ($000) $212 Avg Close — Range —
Q2 2014
Shares 2,852 Value ($000) $204 Avg Close — Range —
Q4 2013
Shares 4,002 Value ($000) $265 Avg Close — Range —
Q3 2013
Shares 4,002 Value ($000) $289 Avg Close — Range —
Q2 2013
Shares 4,002 Value ($000) $268 Avg Close — Range —