After falling 6.46 per cent to Rs 451 in intra-day session, the stock finally closed at Rs 454.45, down 5.75 per cent on BSE.
On NSE, it fell by 5.93 per cent to close at Rs 454.50.
The company's market valuation also fell by Rs 311.19 crore to Rs 5,111.81 crore.
IT firm Cyient, formerly known as Infotech Enterprises, yesterday reported a 29.7 per cent drop in net profit at Rs 65.9 crore for the March quarter, weighed down by a one-time payment of Rs 84.3 crore.
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Excluding the one-off item, net profit was 10.1 per cent lower at Rs 84.3 crore in the reported quarter.
Cyient's revenue stood at Rs 815.8 crore in the said quarter as against Rs 730 crore in the year-ago period, up 11.8 per cent.
In dollar terms, net profit dropped 35.2 per cent to USD 10 million while revenue grew 3 per cent to USD 121 million in the quarter under review a year earlier.
For 2015-16, net profit was down 7.6 per cent at Rs 326.2 crore while revenue grew 13.1 per cent to Rs 3,095.6 crore compared with the previous fiscal.