# Moleculin Biotech, Inc. (MBRX) SEC filings and CIK

Canonical: https://sec-api.dev/companies/mbrx

> MBRX’s SEC CIK is 0001659617 (1659617).

Insider transactions in the latest quarter: 3 (3 purchases, 0 sales). https://sec-api.dev/insider-trading/mbrx

| Filed | Form | Filing |
| --- | --- | --- |
| 2026-11-06 | 4 | https://www.sec.gov/Archives/edgar/data/1659617/000143774926035618/0001437749-26-035618-index.htm |
| 2026-11-06 | 4 | https://www.sec.gov/Archives/edgar/data/1659617/000143774926035617/0001437749-26-035617-index.htm |
| 2026-11-06 | 4 | https://www.sec.gov/Archives/edgar/data/1659617/000143774926035615/0001437749-26-035615-index.htm |

API: GET https://sec-api.dev/api/v1/filings?cik=1659617

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