The market is buzzing with activity today as the large cap segment takes the lead. Siemens has emerged as the best performer with a return of 5.27%, while Tech Mahindra has taken the bottom spot with a return of -1.38%. This has resulted in an advance decline ratio of 65:35, with 65 stocks advancing and 35 declining, showing a positive trend with a ratio of 1.86x.

But what's driving this market today? Let's take a closer look at the large cap segment. Recently, there has been a significant upgrade in the stock scores of some prominent companies. Dabur India, Max Healthcare, GAIL (India), Ambuja Cements, and Jubilant Food have all been upgraded from mildly bullish to bullish. This indicates a positive sentiment towards these stocks and a potential for growth in the near future.

In addition, there has been a change in technical calls for some stocks in the large cap index. Shriram Finance has been upgraded from hold to buy, further adding to the positive sentiment in the market.

Looking at the overall market, we can see that the large cap segment (BSE 100) has been performing well, with a 0.51% increase today and a 1.32% increase in the last 5 days. This shows a steady growth in this segment, making it an attractive option for investors.

In conclusion, the large cap segment is driving the market today with strong performances from companies like Siemens and positive upgrades for others. With a positive trend in the advance decline ratio and a steady growth in the large cap index, it is clear that this segment is a major player in the market today. Investors should keep a close eye on these developments and consider adding large cap stocks to their portfolio for potential growth.