4 big-ticket mergers to track in 2025: What stock market investors must know

India's merger market heats up. Gujarat Gas will merge with Gujarat State Petronet. Ultratech Cement will absorb Kesoram Industries' cement business. ICICI Bank will merge with ICICI Securities. Ambuja Cements plans to merge with Sanghi Industries and Penna Cement Industries. Share swap ratios are set for each deal. Investors should track these developments.