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

AAC Holdings, Inc. (symbol: AAC) was one of the biggest winners of the
trading day today (2015-09-02), gaining 13.16%. The number of shares that
changed hands was 1,028,943, or about 1.8 times the average daily volume in
the stock.
The closing price was $25.03, amounting to a market cap of $560,900,000,
about -46.29% off the highest price in the last 12 months. The stock has
been trading at a range between $15.09 and $46.6.
AAC is in the Medical Specialities industry, part of the Health Care
sector. It first went public in 2014.
Looking at its valuation, the stock is now trading at 38.21 times earnings.