About 11.45 mn shares of Manali Petrochemicals were traded on National Stock Exchange, data compiled by Bloomberg showed.
The Buyers and sellers however were not immediately known.
Shares fell as much as 3.3% in Mumbai trading.
The scrip was currently trading at Rs. 11.90, down 2.06% against the previous close. It touched a day’s high of Rs. 12.00 and a low of Rs. 11.55.