ROBERT JOHN LANGAN is an investment adviser representative (IAR) with state registration records since 1994, appearing at 3 firms. Currently registered with CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC..
| Firm | From | To | Current |
|---|---|---|---|
| CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. | 2020-11-13 | present | Yes |
| MML INVESTORS SERVICES, LLC | 2011-02-18 | 2020-11-18 | — |
| WIENKEN & ASSOCIATES, LTD. | 1994-11-14 | 2006-12-31 | — |