<h1>SEBI Requires Listed Companies to Disclose Pledged Shares for Transparency and Investor Protection Under SEBI Regulations.</h1> The Securities and Exchange Board of India (SEBI) mandates that listed companies and their promoters disclose details of pledged shares to stock exchanges under SEBI regulations. As of April 30, 2016, data shows that 570 companies on the National Stock Exchange, 798 on the Bombay Stock Exchange, and 7 on the Metropolitan Stock Exchange have promoters who have pledged shares. SEBI requires disclosures to ensure transparency and protect investors, necessitating prompt reporting of pledged shares and quarterly updates on shareholding patterns. This information is made public to aid informed investment decisions, as stated by a government official in a parliamentary reply.