Stock Market UpdatesBusiness NewsIndian EconomyIndian Market UpdatesMain News BSE Shares Crash 7% After SEBI’s Derivative Tenure Proposal – What Investors Should Know Aneri GuidelinesAugust 21, 2025August 21, 2025 The stock of BSE Ltd. witnessed a sharp selloff on August 21, 2025, plunging nearly 7.5% intraday as investors reacted…