OSSIAM Information

Ossiam is a global investment management firm that develops and manages investment funds based on systematic and quantitative investment processes. The Ossiam team has extensive experience in fund management, quantitative research, data and technology, financial product design, trading and risk management. Ossiam believes that advanced research is fundamental to moving the quantitative investment industry forward and providing investors with systematic strategies that are understandable, transparent and repeatable. Ossiam’s expertise spans indexation, enhanced beta and absolute return strategies in equities and fixed income through active and passive ETFs, mutual funds, dedicated funds or bespoke solutions. As a signatory of UNPRI since 2016, Ossiam incorporates ESG data into some of its systematic investment process and implements a proxy-voting and engagement policy reflective of firm beliefs. Ossiam is an affiliate of Natixis Investment Managers and manages EUR 10.3 bn / USD 12.1 bn as of December 2025 on behalf of institutional and professional investors. Ossiam is regulated by the Autorité des marchés financiers (AMF).