Insider Activity of SMITH DAVID F
The largest purchase of all time was on 2010-05-25 and amounted to 3000 shares of National Fuel Gas Company for $138,285.
The largest sale of all time was on 2016-03-08 and amounted to 90000 shares of National Fuel Gas Company for $4.34M.
Biography of SMITH DAVID F
No biography is available at this moment.