Who we are
Ostrum Asset Management is a responsible European institutional investment management leader. Experts in insurance, bond, equity, multi-asset and quantitative management, we support our clients throughout the investment value chain.
Ostrum Asset Management is an affiliate of Natixis Investment Managers.
Ostrum in figures
381 €BN
of assets under management
266 €BN
of insurance-related assets under management
9 E
Of the IPE TOP 500 asset managers (investment & pensions europe) 2023 ranking
Ostrum in a nutshell
A LEADING EUROPEAN PLAYER
- €381 billion of assets under management1,2, including €266 billion in insurance-related assets1,2
- 9e of IPE Top 500 Asset Managers (Investment & Pensions Europe) 2023 as at 12/31/2022.
References to a ranking do not prejudge the future results of the comapagny.
A GLOBAL OFFER IN ASSET MANAGEMENT
- An extensive range of insurance solutions and bond (money market, rates, credit), equity, multi-asset and quantitative strategies.
- A one-stop-shop approach to institutional management in Europe, with a presence across the entire investment chain: advisory, management, innovative services.
GO-TO PARTNER FOR EUROPEAN INVESTORS
- >40 years of relations of confidence with our clients
- >90 institutional clients in Europe, managing dedicated funds and mandates
RESPONSIBLE AND COMMITTED COMPANY
- 100% of our analyses incorporate hardware ESG factors**
- 88% of assets managed in open-ended funds SRI-labelled
- €43 billion of green bonds1
- PRI signatory since 2008 with an A/A+ rating3
** Excluding RTO.
1 Source: Ostrum Asset Management at March 31st 2025. Administered assets include Ostrum AM's assets. The services provided for a given client may concern certain services only.
2Change in the methodology used for the reporting of assets, effective January 1, 2025.
3 Ostrum AM was one of the first French asset managers to sign the PRI in 2008. For more information: www.unpri.org.
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