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

Pengrowth Energy Corporation (symbol: PGH) was one of the biggest winners
of the trading day today (2015-08-31), gaining 12.31%. The number of shares
that changed hands was 2,841,931, or about 1.6 times the average daily
volume in the stock.
The closing price was $1.46, amounting to a market cap of $789,410,000,
about -77.12% off the highest price in the last 12 months. The stock has
been trading at a range between $0.84 and $6.38.
PGH is in the Oil & Gas Production industry, part of the Energy sector.