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

Unit Corporation Common Stock (symbol: UNT) was one of the worst losers of
the trading day today (2016-08-01), losing -9.68%. The number of shares
that changed hands was 960,876, or about 1 times the average daily volume
in the stock.
The closing price was $11.29, amounting to a market cap of $580,540,000,
about -43.89% off the highest price in the last 12 months. The stock has
been trading at a range between $3.9 and $20.12.
UNT is in the Oil & Gas Production industry, part of the Energy sector.