MARKWEST ENERGY PART's ticker is and the CUSIP is 57075910. A total of 2 filers reported holding MARKWEST ENERGY PART in Q3 2014. The put-call ratio across all filers is 25.00 and the average weighting 0.3%.
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Capital Innovations LLC | 12,565 | $8,991,000 | 7.43% |