a group term used of insurance companies, pension funds, investment trusts, unit trusts, which invest in all kinds of stock exchange securities, and banks, which generally restrict their investments to government stocks. Institutional
investors hold 50 per cent of all negotiable securities.
Member States may make the exercise of this right subject to express authorization, taking into account investors' differing needs for protection and in particular the ability of professional and institutional investors to act in their own
best interests.