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

Juniper Networks, Inc. Common S (symbol: JNPR) was one of the worst losers
of the trading day today (2016-01-28), losing -15.37%. The number of shares
that changed hands was 28,935,799, or about 5 times the average daily
volume in the stock.
The closing price was $22.46, amounting to a market cap of $8,670,000,000,
about -30.66% off the highest price in the last 12 months. The stock has
been trading at a range between $21.95 and $32.39.
JNPR is in the Computer Communications Equipment industry, part of the
Technology sector. It first went public in 1999.