$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 (2015-07-31), losing -14.01%. The number of shares that changed
hands was 4,105,466, or about 2 times the average daily volume in the stock.
The closing price was $10.99, amounting to a market cap of $970,460,000,
about -10.94% off the highest price in the last 12 months. The stock has
been trading at a range between $10.95 and $12.34.
ROVI is in the Multi-Sector Companies industry, part of the Miscellaneous
sector.