ION Asset Management | 1,843 followers on LinkedIn. ION Asset Management is an Israel-based investment management company, with AuM of ~$3 billion USD. Founded in 2006, ION manages funds across multiple asset classes including hedge funds, managed accounts and venture capital. Deeply rooted in the local ecosystem, ION Asset Management brings a breadth of experience combined with bottom-up approach and proprietary fundamental research, to deliver unique insight and value for the most sophisticated global private and institutional investors.