$HTWR is one of biggest winner #stocks today. read more:

Heartware International, Inc. (symbol: HTWR) was one of the biggest winners
of the trading day today (2016-06-27), gaining 92.76%. The number of shares
that changed hands was 10,297,428, or about 33.2 times the average daily
volume in the stock.
The closing price was $57.79, amounting to a market cap of $1,010,000,000,
about -38.62% off the highest price in the last 12 months. The stock has
been trading at a range between $25.02 and $94.15.
HTWR is in the Medical/Dental Instruments industry, part of the Health Care
sector.