The stock declined by 5.39 per cent to Rs 867 at BSE.
On NSE, it tumbled 5.65 per cent to Rs 865.10.
MCX yesterday reported a 45 per cent fall in standalone net profit to Rs 27.10 crore during the fourth quarter of the 2015-16 fiscal due to higher expenses.
The exchange had posted a net profit of Rs 49.30 crore in the same quarter of the 2014-15 fiscal.
However, total income from the operations rose marginally to Rs 60.50 crore in January-March from Rs 58.97 crore in the year-ago period.
For the full fiscal, the company's consolidated net profit declined sharply to Rs 42.47 crore from Rs 125.76 crore in the previous year.