Insider Activity of KEISTER JOHN
The largest purchase of all time was on 2012-05-17 and amounted to 28500 shares of Marchex, Inc. for $91,890.
The largest sale of all time was on 2008-06-16 and amounted to 44000 shares of Marchex, Inc. for $551,320.
Biography of KEISTER JOHN
No biography is available at this moment.