On September 16, 2022, Adani emerged as the most valuable industrial house, surpassing the Tatas after acquiring Ambuja Cements and ACC. However, on November 16, 2022, the Tata Group regained the top spot. While two of India’s biggest business houses, Tata and Reliance, have respectively lost 2% and 4% in market capitalisation since January 25, Adani lost over 51%.