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

Vanguard Natural Resources LLC (symbol: VNRAP) was one of the worst losers
of the trading day today (2015-12-28), losing -14.48%. The number of shares
that changed hands was 38,262, or about 2 times the average daily volume in
the stock.
The closing price was $9.27, amounting to a market cap of $806,650,000,
about -63.26% off the highest price in the last 12 months. The stock has
been trading at a range between $5.91 and $25.23.
VNRAP is in the Oil & Gas Production industry, part of the Energy sector.