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

Platform Specialty Products Cor (symbol: PAH) was one of the worst losers
of the trading day today (2015-10-07), losing -10.26%. The number of shares
that changed hands was 10,597,037, or about 4 times the average daily
volume in the stock.
The closing price was $12.94, amounting to a market cap of $2,730,000,000,
about -54.5% off the highest price in the last 12 months. The stock has
been trading at a range between $11.96 and $28.44.
PAH is in the Major Chemicals industry, part of the Basic Industries
sector. It first went public in 2014.