# WILLIAM FRANK KOSTER

WILLIAM FRANK KOSTER is an investment adviser representative (IAR) with state registration records since 1999, appearing at 3 firms. Currently registered with ONE DAY IN JULY LLC.

## Registration history (3)

| Firm | From | To | Current |
| --- | --- | --- | --- |
| [ONE DAY IN JULY LLC](https://search.stillhousedata.com/firm/284335) | 2019-09-04 | present | Yes |
| [ALLSPRING GLOBAL INVESTMENTS, LLC](https://search.stillhousedata.com/firm/104973) | 2005-09-08 | 2005-10-27 | — |
| [STRONG CAPITAL MANAGEMENT INC](https://search.stillhousedata.com/firm/106638) | 1999-05-20 | 2004-12-31 | — |

## More

- [This representative on SEC IAPD (source of record)](https://adviserinfo.sec.gov/individual/summary/1452809)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/rep/1452809.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.