The Trump administration’s active federal investigation into Rep. Ilhan Omar’s 1995–2000 immigration and naturalization records is the central driver of trader sentiment on whether a denaturalization case will be filed. Homeland Security Investigations agents executed a search warrant at her Washington-area residence on October 12, 2026, seizing electronics and her passport, while prosecutors issued more than a dozen grand-jury subpoenas to family members in Minnesota. The probe centers on whether her age was misstated on paperwork to qualify for derivative citizenship through her father’s naturalization and on related false-statement or fraud allegations. Under 8 U.S.C. § 1451, any revocation requires a civil or criminal court action proving unlawful procurement or material misrepresentation; no complaint has been filed as of mid-October. The Justice Department’s expanded denaturalization docket and upcoming midterms create near-term pressure points that could influence filing timelines.