Top stocks in focus today: Investors must watch HDFC Bank, HCL Tech, Sun Pharma shares on Tue, 15 Sept

On September 15, Indian stock market investors will focus on HCL Technologies, KEC International, and HDFC Bank amid important announcements. Key highlights involve HCL's new AI partnership, KEC's orders, and Dr. Reddy's FDA assessment. Dividends and corporate changes are also significant.