Mumbai, May 13 -- The domestic equity markets closed almost flat with minor gains on Wednesday amid cautious investor sentiment, while broader markets outperformed due to buying in mid- and small-cap stocks.

The Nifty 50 index closed at 23,412.60 with a gain of 33.05 points or 0.14 per cent, while the BSE Sensex ended at 74,608.98, up by 49.74 points or 0.07 per cent.

Market experts said investors remained cautious amid rising global commodity prices, inflation concerns and ongoing geopolitical tensions in the Middle East.

Vinod Nair, Head of Research at Geojit Investments, said, "Domestic benchmark indices closed flat with a cautious undertone, while broader markets outperformed on dip buying and short covering in mid- and small-cap s...