On Thursday, October 22, the National Stock Exchange saw a negative bias in noon deals as the SENSEX fell as much as 705 points and the NIFTY50 index touched an intraday low of 22,554. Heavyweights such as HDFC Bank, Reliance Industries, Infosys, Tata Consultancy Services, ITC, Mahindra & Mahindra, HCL Technologies and Tech Mahindra dragged the indices down. At 12:22 pm, the SENSEX stood at 73,123, down 587 points, while the NIFTY50 was at 22,593, down 220 points.

Shares of Tata Teleservices Maharashtra advanced as much as 11.44% to an intraday high of ₹35.75 amid a spike in trading activity. Trading volume jumped 82 times to 7.44 crore shares on the NSE, compared with an average volume of 9.08 lakh shares. On the BSE, 22.43 lakh shares changed hands versus a two‑week average of 1.87 lakh shares. The surge in volume coincided with the company’s share price rally, pushing it to its highest level of the day.

KEI Industries, a wire and cable maker, saw its shares fall as much as 11.55% to an intraday low of ₹3,749.85 after reporting September quarter earnings. The company posted a net profit of ₹262 crore in post‑market hours on Wednesday, a 29% increase from ₹203.5 crore in the same period last year. Revenue from operations rose 39% to ₹3,776 crore from ₹2,726 crore. Trading volume jumped eight times to 22.36 lakh shares on the NSE, compared with an average of 2.78 lakh shares.

International Gemological Institute, the world’s largest independent gemological laboratory network, saw its shares surge 10% to an intraday high of ₹352.35 after reporting a 43% rise in September quarter net profit to ₹186 crore from ₹130 crore a year earlier. Trading volume jumped eight times to 50 lakh shares on the NSE, compared with an average of 6.23 lakh shares. On the BSE, 2.85 lakh shares changed hands versus a two‑week average of 79,000 shares.

M&M Financial Services shares fell as much as 9.81% to an intraday low of ₹268.25 after reporting September quarter earnings. The company posted a standalone net profit of ₹882 crore at the end of the second quarter of the financial year, a 55% increase from ₹569 crore in the same period last year. Total revenue from operations rose 15% to ₹5,164 crore from ₹4,473 crore. Interest income was ₹4,732.46 crore, up 13% from ₹4,177.92 crore. Trading volume jumped 5.6 times to 93.72 lakh shares, compared with an average of 16.71 lakh shares.

Garden Reach Shipbuilders shares fell as much as 7.64% to an intraday low of ₹1,868.15 amid a spike in trading activity. Trading volume on the NSE jumped 4.2 times to 11.57 lakh shares, compared with an average of 2.74 lakh shares. On the BSE, 82,000 shares changed hands versus an average of 40,000 shares traded daily in the past two weeks.