BELab provides the following portfolio investment (PI) data:- PI assets, which are Spanish residents’ holdings of marketable securities (listed shares, investment fund shares or units and debt securities)1 issued by non-residents.- PI liabilities, which are non-residents’ holdings of marketable securities issued by residents in Spain.Universe: PI covers the population of Spanish resident holders of marketable securities issued by non-residents and Spanish resident issuers whose securities are held by non-residentsGeographic Coverage: PI assets: holders resident in Spain and issuers or international organisations resident in the rest of the world.PI liabilities: holders or international organisations resident in the rest of the world and issuers resident in Spain.Time Coverage: 2013-01-01/2024-12-31Sampling Methods: Availability: OnSite/RemoteFrequency: quarterly