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

Sarepta Therapeutics, Inc. (symbol: SRPT) was one of the worst losers of
the trading day today (2016-09-16), losing -6.23%. The number of shares
that changed hands was 4,372,737, or about 2 times the average daily volume
in the stock.
The closing price was $28.15, amounting to a market cap of $1,350,000,000,
about -32.93% off the highest price in the last 12 months. The stock has
been trading at a range between $8.0 and $41.97.
SRPT is in the Major Pharmaceuticals industry, part of the Health Care
sector.