$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 (2015-09-08), losing -6.87%. The number of shares
that changed hands was 298,756, or about 2 times the average daily volume
in the stock.
The closing price was $17.36, amounting to a market cap of $776,370,000,
about -44.52% off the highest price in the last 12 months. The stock has
been trading at a range between $16.31 and $31.29.
AXDX is in the Biotechnology: Laboratory Analytical Instruments industry,
part of the Capital Goods sector.