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

Vanguard Natural Resources LLC (symbol: VNRCP) was one of the worst losers
of the trading day today (2016-01-12), losing -10.69%. The number of shares
that changed hands was 134,537, or about 3 times the average daily volume
in the stock.
The closing price was $6.18, amounting to a market cap of $537,770,000,
about -74.51% off the highest price in the last 12 months. The stock has
been trading at a range between $5.3 and $24.24.
VNRCP is in the Oil & Gas Production industry, part of the Energy sector.