Co-investment vehicle
A pooled investment structure in which two or more institutional investors — typically sovereign, sovereign-adjacent, or large institutional — combine capital into a single platform with a defined mandate, governance, and deployment strategy.
Three principal structures dominate. Bilateral sovereign-to-sovereign vehicles pool capital from two state institutions into a joint platform — historically rare, with most disclosed examples sitting in specific industrial sectors (joint state oil ventures, joint sovereign-AI platforms). Sovereign-and-private vehicles combine state capital with private institutional capital — TWG Global's $2.5 billion commitment into Mubadala Capital (2025) is a recent example. Multilateral vehicles include three or more participants, typically with a single managing institution holding governance.
In the post-2020 Abraham Accords environment, co-investment vehicles between Israeli and Gulf institutional capital have emerged at the bilateral fund and side-by-side direct-investment layers — but, as of Q2 2026, not yet at the formal joint sovereign-to-sovereign layer. The shape matters: it determines which transactions are possible at scale, which carry political profile, and which fit within standard portfolio-investment governance.
The distinction between a co-investment vehicle (formal pooled structure) and a co-investment transaction (two investors in the same round without a pooled vehicle) is sometimes blurred in coverage. The two are different things.
Sources: Sovereign Wealth Fund Institute; Mubadala Capital disclosures; published research. Data current as of Q2 2026.
Read Next in The Olam: Sovereign & Strategic Capital · The Post-Accords Sovereign Co-Investment Vehicles · Sovereign wealth fund · Sovereign-adjacent platform