$MEMP is one of biggest losers #stocks today. read more:

Memorial Production Partners LP (symbol: MEMP) was one of the worst losers
of the trading day today (2015-08-05), losing -19.59%. The number of shares
that changed hands was 6,309,488, or about 8 times the average daily volume
in the stock.
The closing price was $7.51, amounting to a market cap of $630,970,000,
about -68.5% off the highest price in the last 12 months. The stock has
been trading at a range between $7.12 and $23.84.
MEMP is in the Oil & Gas Production industry, part of the Energy sector. It
first went public in 2011.