Shares of IRCTC have been picking up pace in the last few months just like the trains.The ₹70,000 crore ($9.33 billion) company has a monopoly in the rail ticket bookings and has been rising faster with every phase of the economy opening up.Most recently, the company revealed plans to start many special tourist trains as festive seasons come near. That apart, there has been a trigger of the stock split, which has partly fuelled the up move, reportedly said Abhishek Jain, head of research at Arihant Capital.Shares of state-run copper manufacturing company spiked more than 11% today after reports said that Vedanta Group is planning to buy the government's stake in the company as and when it is put up for disinvestment.The news triggered the stock as Vedanta could be the suitable buyer. Currently, the government holds 72% stake in the company. First up, if Vedanta buys anything more than 25%, it has to buy another 20% from the public shareholders for the same price it pays the government. This is called an open offer. Secondly, a similar disinvestment a couple of decades ago, led to the sale of Hindustan Zinc to the Vedanta Group and it has been a major wealth creator for investors since then. Hindustan Copper is India's only vertically integrated copper producing company encompassing mining, beneficiation, smelting, refining and casting of refined copper metal. The company has a market capitalisation of ₹12,266 crore. Shares of the power generation company have been on an uptrend in the last one month where it surged 35%. Moreover, shareholders of the company have doubled their money in 2021 so far.All this because the company has charted out its plans to expand business into clean energy. The company had reportedly unveiled its plans to transform the energy company’s generation portfolio in order to be carbon neutral by 2050. The company will cease to build new coal-based capacity and will not acquire coal-based stressed assets in the future. Apart from this, the company’s foray into charging points for electric vehicles have also impressed investors. Shares of Bhopal based construction and infrastructure development company have spiralled 20% in the last one month. More than three fourth of it has come in the last five days.Dilip Buildcon and VPR Mining Infrastructure are appointed as mine developer and operator for the Pachwara Central Coal Block mine. The total contract value of the deal stands at ₹32,156 crore. The company has a market capitalisation of ₹9,135 crore.Shares of the nearly ₹50,000 crore engineering company jumped 11% in the last five days to hit a two-year high. Bosch is an engineering company that provides vehicle technology with software solutions and services.Analysts at Motilal Oswal Financial Services reportedly expect growth in Bosch to rebound faster on account of the revival of the commercial vehicle (CV) cycle, the addition of the two wheeler segment, and more revenue per vehicle. Bosch sees big opportunity in the 2W electric vehicle (EV) market as EVs are expected to increase. In the June 2021 quarter, Bosch had reported 146% on year jump in total operational revenue at ₹2,444 crore due to lower base and recovery in sales as the lockdown restrictions eased across states in the country.