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

Navistar International Corporation (symbol: NAV) was one of the biggest
winners of the trading day today (2016-02-04), gaining 14.41%. The number
of shares that changed hands was 1,919,063, or about 1.0 times the average
daily volume in the stock.
The closing price was $7.94, amounting to a market cap of $647,460,000,
about -74.62% off the highest price in the last 12 months. The stock has
been trading at a range between $5.78 and $31.28.
NAV is in the Auto Manufacturing industry, part of the Capital Goods sector.