MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

NOMURA ASSET MANAGEMENT CO LTD's Holding History (CIK: 0001055964)

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

Q3 2015
Shares 837,216 Value ($000) $35,925 Avg Close — Range —
Q2 2015
Shares 911,526 Value ($000) $51,392 Avg Close — Range —
Q1 2015
Shares 911,526 Value ($000) $60,252 Avg Close — Range —
Q4 2014
Shares 911,526 Value ($000) $61,245 Avg Close — Range —
Q3 2014
Shares 761,526 Value ($000) $58,500 Avg Close — Range —
Q2 2014
Shares 603,816 Value ($000) $43,221 Avg Close — Range —
Q1 2014
Shares 725,226 Value ($000) $47,372 Avg Close — Range —
Q4 2013
Shares 776,093 Value ($000) $51,323 Avg Close — Range —
Q3 2013
Shares 765,510 Value ($000) $55,293 Avg Close — Range —