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

Nustar GP Holdings, LLC Units (symbol: NSH) was one of the worst losers of
the trading day today (2016-01-20), losing -13.92%. The number of shares
that changed hands was 333,195, or about 1 times the average daily volume
in the stock.
The closing price was $13.17, amounting to a market cap of $565,160,000,
about -67.03% off the highest price in the last 12 months. The stock has
been trading at a range between $12.86 and $39.94.
NSH is in the Natural Gas Distribution industry, part of the Energy sector.
Looking at its valuation, the stock is now trading at 7.67 times earnings.