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

comScore, Inc. (symbol: SCOR) was one of the worst losers of the trading
day today (2016-11-25), losing -5.11%. The number of shares that changed
hands was 389,159, or about 1 times the average daily volume in the stock.
The closing price was $28.94, amounting to a market cap of $1,130,000,000,
about -35.99% off the highest price in the last 12 months. The stock has
been trading at a range between $21.74 and $45.21.
SCOR is in the Business Services industry, part of the Miscellaneous
sector. It first went public in 2007.