Zydus Lifesciences Revises Share Buyback Price Increased to Rs 1260 Repurchase Size Reduced Govt Readies Major Overhaul of Tax Administration to Ensure Smooth GST Rollout HP Inc Shares Surge on Anticipation of Earnings and Dividend News PNC Infratech Draws Brokerage Optimism With Strong Order Book Cash Position OpenAIs Confidential IPO Filing Signals Intensifying Race to Public Markets SpaceX Scrubs Starship Test Flight Reschedules for Friday Marks Debut of Upgraded V3 Rocket Nifty May Remain Sideways Amid Weak Breadth Technical Views on Amber Tata Communications and Key Stocks