SHAPIRO ROBERT N - MARKWEST ENERGY PARTNERS L P ownership

MARKWEST ENERGY PARTNERS L P's ticker is MWE and the CUSIP is 570759100. A total of 325 filers reported holding MARKWEST ENERGY PARTNERS L P in Q4 2014. The put-call ratio across all filers is 0.19 and the average weighting 1.0%.

Quarter-by-quarter ownership
SHAPIRO ROBERT N ownership history of MARKWEST ENERGY PARTNERS L P
ValueSharesWeighting
Q4 2014$283,000
-12.7%
4,2150.0%0.06%
-6.6%
Q3 2014$324,000
-18.2%
4,215
-23.8%
0.06%
-18.7%
Q2 2014$396,000
+35.6%
5,533
+23.6%
0.08%
+38.9%
Q1 2014$292,000
+6.2%
4,476
+7.4%
0.05%
+10.2%
Q4 2013$275,000
-8.6%
4,1660.0%0.05%
-7.5%
Q3 2013$301,000
+29.2%
4,166
+19.7%
0.05%
+8.2%
Q2 2013$233,0003,4810.05%
Other shareholders
MARKWEST ENERGY PARTNERS L P shareholders Q4 2014
NameSharesValueWeighting ↓
C V STARR & CO INC 40,000$2,645,00016.81%
NGP MR Management, LLC 115,795$7,658,0007.97%
KAYNE ANDERSON CAPITAL ADVISORS LP 13,182,751$871,775,0006.52%
ALPS ADVISORS INC 7,930,068$556,570,0005.63%
DELPHI FINANCIAL GROUP, INC. 150,300$9,939,0005.32%
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO 107,111$7,083,0005.04%
Heronetta Management, L.P. 143,720$9,504,0004.74%
C.V. Starr & Co., Inc. Trust 180,000$11,903,0004.72%
Samson Capital Management, LLC 111,306$7,361,0004.60%
ParenteBeard Wealth Management, LLC 176,185$11,651,0004.58%
View complete list of MARKWEST ENERGY PARTNERS L P shareholders