Shares of Tata Group companies surged up to 20% as Tata Sons moves closer to its much-awaited IPO following the RBI’s directive to comply with regulations governing upper-layer investment companies. Three of the seven companies hold more than 3% in Tata Sons, the group’s holding company. Here’s how the seven stocks have performed over the past three months and how much stake each holds in Tata Sons.

Tata Steel

Tata Steel currently holds a 3.06% stake in Tata Sons, valued at approximately Rs 36,347.7 crore. The company has a total market capitalisation of more than Rs 2.28 lakh crore, while its stock has declined 7.6% over the past three months.

Tata Motors PV

Tata Motors PV holds a 3.06% stake in Tata Sons, valued at approximately Rs 36,348 crore. The company has a market capitalisation of Rs 1.11 lakh crore, while its shares have fallen more than 22% over the past three months.

Tata Chemicals

Tata Chemicals holds a 2.53% stake in Tata Sons, valued at Rs 30,052.2 crore. With a market capitalisation of around Rs 15,594 crore, the stock has faced downward pressure, declining 18% over the past three months.

Tata Power

Tata Power owns a 1.65% stake in Tata Sons, worth Rs 19,599.2 crore. The company has a market capitalisation of around Rs 1.17 lakh crore, while its stock has declined more than 7% over the past three months.

The Indian Hotels Company

The Indian Hotels Company holds a 1.11% stake in Tata Sons, valued at Rs 13,185 crore. Its shares gained 6% over the past three months, making it the only Tata Group company among the seven to deliver positive returns during the period. The company has a market capitalisation of more than Rs 1.02 lakh crore.

Tata Consumer Products

Tata Consumer Products holds a 0.43% stake in Tata Sons, worth Rs 5,107.7 crore. The company has a market capitalisation of around Rs 98,133 crore, while its stock has declined nearly 10% over the past three months.

Tata Investment Corporation