Nifty 500: Mankind Pharma, Sona BLW rally; Aequs plunges 18%, two stocks hit 52-week lows on Q2 results

Sona BLW and Mankind Pharma gain over 7% each after strong Q2 results, while Aequs tumbles as its net loss widens. Sumitomo Chemical India and Dalmia Bharat hit fresh 52-week lows.