# MATTHEW M SIEBE

MATTHEW M SIEBE is an investment adviser representative (IAR) with state registration records since 2019, appearing at 5 firms. Currently registered with OPPENHEIMER & CO. INC..

## Registration history (5)

| Firm | From | To | Current |
| --- | --- | --- | --- |
| [OPPENHEIMER & CO. INC.](https://search.stillhousedata.com/firm/249) | 2026-03-06 | present | Yes |
| [WELLS FARGO CLEARING SERVICES, LLC](https://search.stillhousedata.com/firm/19616) | 2023-06-27 | 2026-03-09 | — |
| [MORGAN STANLEY SMITH BARNEY LLC](https://search.stillhousedata.com/firm/149777) | 2021-07-06 | 2022-08-04 | — |
| [UBS FINANCIAL SERVICES INC.](https://search.stillhousedata.com/firm/8174) | 2020-08-06 | 2021-06-28 | — |
| [ROBERT W. BAIRD & CO. INCORPORATED](https://search.stillhousedata.com/firm/8158) | 2019-04-04 | 2020-04-24 | — |

## More

- [This representative on SEC IAPD (source of record)](https://adviserinfo.sec.gov/individual/summary/6859931)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/rep/6859931.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.