What Is Dematerialisation of Securities? Meaning, Process & Benefits If you own old physical share certificates or are new to investing, you may have come across the term dematerialisation of securities. So, what is dematerialisation of securities? Dematerialisation is the process of converting physical securities, such as share certificates, into an electronic form and holding them in a Demat account. Once securities are dematerialised, they are held electronically through the depository system instead of as physical certificates. Know more: https://investedge360.com/services/dematerialisation