Stock market today, Sept. 15 -- The Indian stock markets began the day nearly unchanged, with a slight uptick in green on Monday as investors approached with caution ahead of important monetary policy announcements from global central banks scheduled for this week.

The Nifty 50 index commenced trading at 25,118.90, reflecting a modest increase of 4.90 points, or 0.02 percent. Similarly, the BSE Sensex recorded a slight rise, opening at 81,925.51 with a gain of 20.81 points, or 0.03 percent.

Market analysts observed that this week holds significant importance, as 16 central banks are set to hold policy meetings, including the US Federal Reserve.

Nifty 50 held on to its gains, with put writers lending support near the 25,000 and 25,100 l...