Insider Activity of OHALLERAN MICHAEL D
The largest purchase of all time was on 2021-07-26 and amounted to 398000 shares of Ryan Specialty Holdings, Inc. for $9.35M.
The largest sale of all time was on 2005-08-12 and amounted to 75000 shares of Aon plc for $2.22M.
Biography of OHALLERAN MICHAEL D
No biography is available at this moment.