The company, however, did not give any financial details of the deal.
"The Board of Directors of the company at its meeting held on March 28, 2016, had decided to sell its investment in the wholly-owned subsidiary, Simpark Infrastructure... Accordingly, 16,31,400 shares (51.21 per cent) have been sold," the company said in a BSE filing.
Simpark Infrastructure is a wholly-owned subsidiary of Simplex Projects.
Earlier, the Board of Directors had resolved that "investment up to 75 per cent only in the wholly-owned subsidiary of the company, Simpark Infrastructure Private, be sold and the sale proceeds be utilised for business purposes."