Internal Research Notes (IRN)

Internal Research Notes (IRN) is a research management product from FactSet Research Systems. FactSet's research management product: a central repository for internal research notes, meeting notes and supporting documents for buy-side and wealth teams. It is also listed under market data. FactSet Research Systems is based in Norwalk, CT, USA and was founded in 1978 and is owned by FactSet Research Systems. Buyside Fintech verified that FactSet Research Systems lists this product on the vendor's own website on 2026-10-11, and the page we read is linked below. We do not record how it is deployed, how it is priced, what it costs and the firm sizes it serves for this product, because FactSet Research Systems does not publish it; the table below shows those rows empty rather than hiding them. Practitioner reviews and questions about Internal Research Notes (IRN) appear below, and anyone at a firm that uses it can add one.