Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by RITCHIE MICHAEL T. Director active across 2 companies, notably Comerica INC /new/. Aggregated, 12 disclosures have been recorded. History available since 22 January 2024. The latest transaction was filed on 29 December 2025 (Retenue fiscale). Regulator: SEC (Form 4). The full history is free.