ROANOKE ASSET MANAGEMENT CORP/ NY - MARKWEST ENERGY PARTNERS L P ownership

MARKWEST ENERGY PARTNERS L P's ticker is MWE and the CUSIP is 570759100. A total of 327 filers reported holding MARKWEST ENERGY PARTNERS L P in Q2 2015. The put-call ratio across all filers is 0.25 and the average weighting 1.0%.

Quarter-by-quarter ownership
ROANOKE ASSET MANAGEMENT CORP/ NY ownership history of MARKWEST ENERGY PARTNERS L P
ValueSharesWeighting
Q3 2015$229,000
-23.7%
5,325
+0.1%
0.08%
-13.4%
Q2 2015$300,000
-14.8%
5,321
+0.0%
0.10%
-15.7%
Q1 2015$352,000
-1.4%
5,319
+0.1%
0.12%
-5.7%
Q4 2014$357,000
-12.5%
5,315
+0.0%
0.12%
-26.9%
Q3 2014$408,000
+49.5%
5,313
+39.4%
0.17%
+59.0%
Q2 2014$273,000
-21.3%
3,810
-28.2%
0.10%
-31.4%
Q1 2014$347,000
-1.1%
5,307
+0.0%
0.15%
-5.0%
Q4 2013$351,000
-2.2%
5,305
+0.1%
0.16%
-7.5%
Q3 2013$359,0005,3020.17%
Other shareholders
MARKWEST ENERGY PARTNERS L P shareholders Q2 2015
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