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

Paycom Software, Inc. Common St (symbol: PAYC) was one of the worst losers
of the trading day today (2016-11-02), losing -15.96%. The number of shares
that changed hands was 8,198,605, or about 12 times the average daily
volume in the stock.
The closing price was $43.7, amounting to a market cap of $2,520,000,000,
about -17.44% off the highest price in the last 12 months. The stock has
been trading at a range between $22.42 and $52.93.
PAYC is in the Computer Software: Prepackaged Software industry, part of
the Technology sector. It first went public in 2014.
Looking at its valuation, the stock is now trading at 68.39 times earnings.