Reuters Market Eye - JSW Energy shares surge as much as 14.6 percent to their highest since April 2011.
Heading towards their biggest single-day gain.
JSW Energy to buy two hydropower projects from Jaiprakash Power Ventures for 97 billion rupees ($1.57 billion).
Company drops plans to acquire the Bina power plant; accordingly, the transaction value appears lower versus speculation - analysts.
JSW up 49.9 percent YTD vs a 32.5 percent gain in the Nifty.
(Reporting by Abhishek Vishnoi)