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

Advantest Corporation (Kabushik (symbol: ATE) was one of the worst losers
of the trading day today (2015-10-26), losing -9.9439%. The number of
shares that changed hands was 12,419, or about 1 times the average daily
volume in the stock.
The closing price was $7.6699, amounting to a market cap of $1,340,000,000,
about -44.6217% off the highest price in the last 12 months. The stock has
been trading at a range between $7.01 and $13.85.
ATE is in the Semiconductors industry, part of the Technology sector.
Looking at its valuation, the stock is now trading at 13.2468 times
earnings.