$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 (2015-12-29), losing -6.27%. The number of shares that changed
hands was 4,846,864, or about 2 times the average daily volume in the stock.
The closing price was $16.6, amounting to a market cap of $1,370,000,000,
about -37.22% off the highest price in the last 12 months. The stock has
been trading at a range between $8.01 and $26.44.
ROVI is in the Multi-Sector Companies industry, part of the Miscellaneous
sector.