Stock market today, Jan. 16 -- The domestic benchmark indices, Nifty 50 and Sensex, started off positively on Friday, propelled by Infosys after the IT giant released impressive quarterly results and upgraded its full-year revenue growth projections.

At 9:15 IST, the Nifty 50 increased by 0.12% to reach 25,696.05, while the Sensex grew by 0.35% to 83,670.79.

The country's second-largest software services provider unexpectedly revised its revenue outlook to 3%-3.5% from the previous forecast of 2%-3% and indicated a strong demand environment, citing consistent discretionary tech spending and a rebound in its primary financial services sector.

At the open, nine out of the 16 major sectors saw increases. The broader small-cap and mid-cap ...