John B Klen is an investment adviser representative (IAR) with state registration records since 2020, appearing at 2 firms. Currently registered with MORGAN STANLEY SMITH BARNEY LLC.
| Firm | From | To | Current |
|---|---|---|---|
| MORGAN STANLEY SMITH BARNEY LLC | 2023-10-11 | present | Yes |
| MORGAN STANLEY SMITH BARNEY LLC | 2023-02-16 | 2023-08-14 | — |
| VANGUARD ADVISERS, INC. | 2020-08-04 | 2023-02-07 | — |