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

National Interstate Corporation (symbol: NATL) was one of the biggest
winners of the trading day today (2016-03-07), gaining 30.65%. The number
of shares that changed hands was 467,809, or about 24.0 times the average
daily volume in the stock.
The closing price was $29.54, amounting to a market cap of $588,110,000,
about -3.12% off the highest price in the last 12 months. The stock has
been trading at a range between $21.15 and $30.49.
NATL is in the Property-Casualty Insurers industry, part of the Finance
sector. It first went public in 2005.
Looking at its valuation, the stock is now trading at 28.13 times earnings.