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

Rovi Corporation (symbol: ROVI) was one of the worst losers of the trading
day today (2016-04-01), losing -15.16%. The number of shares that changed
hands was 7,259,772, or about 5 times the average daily volume in the stock.
The closing price was $17.4, amounting to a market cap of $1,370,000,000,
about -26.58% off the highest price in the last 12 months. The stock has
been trading at a range between $8.01 and $23.7.
ROVI is in the Multi-Sector Companies industry, part of the Miscellaneous
sector.