The promoter will buy 10 crore equity shares or 6.33 per cent stake, in the company at market price, GVK Power & Infrastructure Ltd said in a filing to BSE.
Currently Vertex Projects holds 8.91 per cent stake in the company.
The Vertex Projects will purchase shares from another promoter G Indira Krishna Reddy.
The company's share closed at Rs 9.34 apiece on BSE, down 0.11 per cent from previous close.