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

Leidos Holdings, Inc. Common St (symbol: LDOS) was one of the worst losers
of the trading day today (2016-01-26), losing -9.0%. The number of shares
that changed hands was 2,420,995, or about 5 times the average daily volume
in the stock.
The closing price was $48.83, amounting to a market cap of $3,520,000,000,
about -17.96% off the highest price in the last 12 months. The stock has
been trading at a range between $37.79 and $59.52.
LDOS is in the EDP Services industry, part of the Technology sector.