As of March quarter, Jhunjhunwalas together held 54 lakh shares, equivalent to 7.69 per cent stake in Crisil.
According to information available with the stock exchanges, Rekha Jhunjhunwala sold shares amounting to 0.56 per cent stake of Crisil through open market transactions.
The shares were sold at an average price of Rs 1,158.6 valuing the transaction at Rs 46.34 crore. However, identity of the buyer could not be ascertained.
Earlier this month, McGraw Hill Financial Inc had said it would make a voluntary open offer to raise holding in the Crisil to 75 per cent in a deal worth about Rs 1,900 crore.
McGraw Hill currently owns 52.77 per cent in the Mumbai-based Crisil and plans to acquire up to 15.7 million shares, aggregating to 22.23 per cent equity, through the open offer. The amount will be paid in cash.
Shares of Crisil slipped by 0.34 per cent to settle at Rs 1,159.45 apiece on the Bombay Stock Exchange.