Lupin reported a 43.2% drop in net profit to Rs 459.62 crore for the second quarter of fiscal year 2014-2015. While net sales rose 4.48% to Rs 22572.90 crore, net profit declined due to a fall in net profit margin to 20.36% from 37.45% in the previous year. Earnings per share for the quarter fell to Rs 10.25 from Rs 18.07 in the same period of the previous year as equity capital increased slightly by 0.21%. The company's stock price closed 2.61% lower on the Bombay Stock Exchange.