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

Inovio Pharmaceuticals, Inc. (symbol: INO) was one of the worst losers of
the trading day today (2016-04-05), losing -7.97%. The number of shares
that changed hands was 2,664,090, or about 1 times the average daily volume
in the stock.
The closing price was $8.89, amounting to a market cap of $641,710,000,
about -17.91% off the highest price in the last 12 months. The stock has
been trading at a range between $4.5 and $10.83.
INO is in the Medical/Dental Instruments industry, part of the Health Care
sector.