$TK is one of biggest winner #stocks today. read more:

Teekay Corporation (symbol: TK) was one of the biggest winners of the
trading day today (2016-02-18), gaining 16.59%. The number of shares that
changed hands was 5,816,232, or about 2.0 times the average daily volume in
the stock.
The closing price was $7.8, amounting to a market cap of $567,110,000,
about -84.82% off the highest price in the last 12 months. The stock has
been trading at a range between $4.37 and $51.39.
TK is in the Marine Transportation industry, part of the Transportation
sector.
Looking at its valuation, the stock is now trading at 18.89 times earnings.