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

Accelerate Diagnostics, Inc. (symbol: AXDX) was one of the worst losers of
the trading day today (2016-09-20), losing -8.2%. The number of shares that
changed hands was 845,549, or about 2 times the average daily volume in the
stock.
The closing price was $25.97, amounting to a market cap of $1,330,000,000,
about -8.88% off the highest price in the last 12 months. The stock has
been trading at a range between $10.29 and $28.5.
AXDX is in the Biotechnology: Laboratory Analytical Instruments industry,
part of the Capital Goods sector.