SENSEX rose as much as 585 points and NIFTY50 touched an intraday high of 23,434, led by gains in index heavyweights such as HDFC Bank, Reliance Industries, Kotak Mahindra Bank, ICICI Bank, UltraTech Cement, ITC and Sun Pharma. As of 12:06 pm, the SENSEX was up 551 points at 74,846 and NIFTY50 index advanced 79 points to 23,426. The Indian equity benchmarks extended gains in noon deals, with heavy trading activity noted in several stocks, including Lenskart Solutions, Anupam Rasayan and JP Power Ventures, which saw significant intraday swings and volume spikes.

Lenskart Solutions, the country’s leading eyewear maker, experienced a decline of as much as 3.3% to an intraday low of ₹683.30. A total of 3.6 crore shares, representing 2.07% equity, changed hands at ₹688 per share via block deals, CNBC TV18 reported. Trading volume jumped 4.3 times to 4.18 crore shares compared with an average volume of 96.77 lakh shares, reflecting heightened investor interest and liquidity in the stock.

Anupam Rasayan, a specialty chemicals maker, saw its shares decline as much as 4.6% to an intraday low of ₹1,150 per share amid a spike in trading activity. A total of 15.44 lakh shares, representing 1.41% of its equity and worth ₹180 crore, changed hands at ₹1,170 per share via block deals, CNBC TV18 reported. Trading volume spiked 13 times to 54.27 lakh shares compared with its two‑week average of 4.18 lakh shares, indicating a surge in market participation.

JP Power Ventures, a power generation company, advanced as much as 13.79% to an intraday high of ₹17.49 per share after the company informed exchanges that National Asset Reconstruction Company Limited (NARCL) and the Company have agreed to settle the matter/claim, subject to payment of ₹511.00 crore as full and final payment. Trading volume jumped 11.3 times to 42.48 crore shares compared with an average volume of 3.74 crore shares. A total of 1.32 crore shares were traded on the BSE compared with its two‑week average of 37 lakh shares.

Other stocks also displayed heightened activity. The country’s leading fertiliser maker advanced as much as 7.6% to an intraday high of ₹822, with trading volume spiking 10.4 times to 9.76 lakh shares versus an average of 94,161 shares. Shyam Metalics, a steel maker, declined 2.55% to an intraday low of ₹1,074.55, with volume jumping 4.7 times to 20.91 lakh shares against an average of 4.49 lakh shares. Carborundum Universal saw its shares rise 9.09% to ₹1,228, with volume 13 times higher than the two‑week average.