Shares of Larsen & Toubro Ltd up as much as 1.8 pct at 1,782.00 rupees, highest in over a week; stock top pct gainer on the NSE index.
About 23.7 mln shares change hands in six block deals on the BSE.
Indian govt's Specified Undertaking of the Unit Trust of India (SUUTI) sold nearly 1 pct stake in company through single block deal, according to media reports citing bankers aware of the development.
SUTTI is free to sell whatever they want without informing the company, a source at L&T who did not wish to be identified told Reuters.
About 32,600 shares were traded in a single block deal on the NSE.
Up to Tuesday's close, stock had risen about 29.75 percent this year.