$OLED is one of biggest winner #stocks today. read more:

Universal Display Corporation (symbol: OLED) was one of the biggest winners
of the trading day today (2015-11-19), gaining 10.73%. The number of shares
that changed hands was 2,290,442, or about 4.7 times the average daily
volume in the stock.
The closing price was $48.18, amounting to a market cap of $2,250,000,000,
about -13.7% off the highest price in the last 12 months. The stock has
been trading at a range between $25.39 and $55.83.
OLED is in the Electrical Products industry, part of the Capital Goods
sector.
Looking at its valuation, the stock is now trading at 228.34 times earnings.