HFCL reported a 448% year-on-year jump in Q2FY27 net profit to Rs 394 crore, compared with Rs 71.92 crore a year ago. Revenue surged 144% to Rs 2,542 crore, while EBITDA rose 224% to Rs 658 crore. EBITDA margin expanded 640 basis points to 25.89%. The optical fibre and AI beneficiary’s stock hit the 5% upper circuit at Rs 268.70 on the BSE and has gained nearly 300% so far this year.