CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT - MARKWEST ENERGY PARTNERS L P ownership

MARKWEST ENERGY PARTNERS L P's ticker is MWE and the CUSIP is 570759100. A total of 282 filers reported holding MARKWEST ENERGY PARTNERS L P in Q3 2013. The put-call ratio across all filers is 0.67 and the average weighting 0.7%.

Quarter-by-quarter ownership
CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT ownership history of MARKWEST ENERGY PARTNERS L P
ValueSharesWeighting
Q3 2015$62,044,000
-18.9%
1,445,923
+6.5%
2.36%
+17.1%
Q2 2015$76,542,000
-1.0%
1,357,615
+16.1%
2.02%
+1.6%
Q1 2015$77,297,000
-27.2%
1,169,382
-42.1%
1.98%
-27.9%
Q4 2014$106,155,000
-21.7%
2,018,911
+14.4%
2.75%
-2.3%
Q3 2014$135,517,000
+9.0%
1,764,087
+1.6%
2.82%
-2.2%
Q2 2014$124,305,000
+78.7%
1,736,646
+63.0%
2.88%
+41.8%
Q1 2014$69,578,000
-5.9%
1,065,186
-4.8%
2.03%
-16.6%
Q4 2013$73,979,000
+1.3%
1,118,690
+14.6%
2.44%
-13.7%
Q3 2013$73,006,000
-0.8%
976,386
-11.3%
2.82%
-6.4%
Q2 2013$73,572,0001,101,3863.01%
Other shareholders
MARKWEST ENERGY PARTNERS L P shareholders Q3 2013
NameSharesValueWeighting ↓
REAVES W H & CO INC 60,000$2,575,0000.05%
Ancora Advisors LLC 8,238$554,0000.04%
Crosspoint Capital Strategies, LLC 200$13,0000.00%
View complete list of MARKWEST ENERGY PARTNERS L P shareholders