Insider Activity of Ketchum Steven B
The largest purchase of all time was on 2010-06-30 and amounted to 238243 shares of Viracta Therapeutics, Inc. for $65,517.
The largest sale of all time was on 2018-09-24 and amounted to 1358482 shares of Amarin Corporation plc for $14.32M.
Biography of Ketchum Steven B
No biography is available at this moment.