THADDEUS MARK OBRIEN is an investment adviser representative (IAR) with state registration records since 1995, appearing at 2 firms. Currently registered with FISHER ASSET MANAGEMENT, LLC.
| Firm | From | To | Current |
|---|---|---|---|
| FISHER ASSET MANAGEMENT, LLC | 2026-04-17 | present | Yes |
| COMMONWEALTH EQUITY SERVICES, LLC | 1995-03-22 | 2018-09-28 | — |