Shares of Lupin came under heavy selling pressure on Monday after several brokerages downgraded the stock post its weak earnings growth during the October-December quarter (Q3FY23). The shares fell 7.5 per cent to Rs 681 apiece on the BSE in the intra-day trade as against a 0.57 per cent dip in the benchmark S&P BSE Sensex at 12:09 PM.