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

Amicus Therapeutics, Inc. (symbol: FOLD) was one of the worst losers of the
trading day today (2016-06-17), losing -6.18%. The number of shares that
changed hands was 4,695,987, or about 2 times the average daily volume in
the stock.
The closing price was $5.62, amounting to a market cap of $714,020,000,
about -70.15% off the highest price in the last 12 months. The stock has
been trading at a range between $4.99 and $18.83.
FOLD is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2007.