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

Laredo Petroleum, Inc. Common S (symbol: LPI) was one of the worst losers
of the trading day today (2016-02-19), losing -13.5%. The number of shares
that changed hands was 9,659,063, or about 3 times the average daily volume
in the stock.
The closing price was $4.1, amounting to a market cap of $866,150,000,
about -74.66% off the highest price in the last 12 months. The stock has
been trading at a range between $3.9 and $16.18.
LPI is in the Oil & Gas Production industry, part of the Energy sector. It
first went public in 2011.