Tamil Nadu-based Ambika Cotton Mills reported a 61.4% year-on-year rise in net profit to ₹26 crore, while revenue from operations grew 34.4% to ₹258 crore. Its EBITDA increased 46.7% year-on-year to ₹39.5 crore, with the EBITDA margin improving to 15.3% from 14% a year earlier.