MARKWEST ENERGY PARTNERS L P's ticker is and the CUSIP is 570759900. A total of 4 filers reported holding MARKWEST ENERGY PARTNERS L P in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $1,257,000 | -43.7% | 29,300 | -26.0% | 0.00% | -50.0% |
| Q2 2015 | $2,233,000 | -32.0% | 39,600 | -20.3% | 0.00% | -33.3% |
| Q1 2015 | $3,285,000 | +18.9% | 49,700 | +20.9% | 0.00% | 0.0% |
| Q4 2014 | $2,762,000 | -35.7% | 41,100 | -26.5% | 0.00% | -25.0% |
| Q3 2014 | $4,294,000 | +73.8% | 55,900 | +62.0% | 0.00% | +33.3% |
| Q2 2014 | $2,470,000 | +17.5% | 34,500 | +7.1% | 0.00% | +50.0% |
| Q1 2014 | $2,103,000 | -1.5% | 32,200 | -0.3% | 0.00% | -33.3% |
| Q4 2013 | $2,136,000 | +50.8% | 32,300 | +64.8% | 0.00% | +50.0% |
| Q3 2013 | $1,416,000 | -16.0% | 19,600 | -22.2% | 0.00% | -33.3% |
| Q2 2013 | $1,685,000 | – | 25,200 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| KGH Ltd | 12,131 | $31,726,000 | 1.98% |
| GROUP ONE TRADING, L.P. | 28,500 | $1,915,000 | 0.03% |
| SIMPLEX TRADING, LLC | 125 | $52,000 | 0.01% |
| Citadel Advisors | 41,100 | $2,762,000 | 0.00% |