Insider Activity of JOHNSON MICHAEL P
The largest purchase of all time was on 2008-08-20 and amounted to 6400 shares of CenterPoint Energy, Inc. for $101,120.
The largest sale of all time was on 2007-10-01 and amounted to 30000 shares of The Williams Companies, Inc. for $1.02M.
Biography of JOHNSON MICHAEL P
No biography is available at this moment.