MWE
Markwest Energy Partners L.p.
A Denver-based midstream energy company, MarkWest Energy Partners gathered, processed, and transported natural gas and natural gas liquids across the Marcellus and Utica shale plays, becoming the region's largest processor and fractionator. Founded in 1988 as MarkWest Hydrocarbon Partners, it grew into a major master limited partnership before being acquired by Marathon Petroleum's MPLX in 2015. Its name honors Mark West Creek in Sonoma County, California, named for Scottish pioneer William Marcus West.
MLPUnderlying: MWECUSIP: 570759100EnergyUS1 holder
Limited Partnership Units — Acquired by MPLX LP, delisted from NYSE