Stocks to watch on August 28: Two Tata Group companies, IndiGo, and pharma firms Dr Reddy’s and Biocon have shared significant updates on exchanges. Here’s the list of a few stocks with updates on exchanges.

InterGlobe Aviation Ltd | IndiGo co-founder Rakesh Gangwal & Chinkerpoo Family Trust to sell 3.1% stake via ₹7,027 cr block deal at 4% discount; agree to 150-day lock-up as Gangwal continues gradual exit.

Tata Consultancy Services | TCS appoints Amit Kapoor as Chief AI & Services Transformation Officer to head new global AI unit, unifying teams to drive innovation, domain AI solutions, and global partnerships.

SBI Cards and Payment Services | SBI Card & Flipkart launch co-branded credit card offering up to 7.5% cashback on Myntra, 5% on Flipkart, Shopsy & Cleartrip, plus benefits on select brands.

Dr Reddy’s Laboratories Ltd | The pharma company secured an interim stay from the Telangana HC on income tax reassessment linked to its merger with DRHL.

Oil India Ltd | Oil India and Bharat Petroleum Corporation Ltd (BPCL) form JV to develop gas distribution network in Arunachal Pradesh, including CNG stations and PNG supply to households, businesses, and industries.

United Breweries | The alcohol and beverage firm to invest ₹90 cr in new canning line at Telangana’s Nizam Brewery, adding 0.4 mhl capacity to meet rising demand for Kingfisher & Heineken.

Biocon | The pharma major said its wholly owned unit Biocon Pharma has received tentative approval from the US Food and Drug Administration (US FDA) for Sitagliptin tablets in 25 mg, 50 mg and 100 mg strengths. The drug, indicated as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes, will expand the Indian drugmaker’s portfolio of vertically integrated products, Biocon said in an exchange filing.

Tata Steel | The Tata Group steel major has acquired shares worth ₹3,100 crore in its Singapore-incorporated subsidiary T Steel Holdings Pte. Ltd. In an exchange filing, one of the biggest names in the Indian Steel industry said that it is infusing more funds in T Steel Holdings Pte. Ltd by means of subscription to equity shares.