Tejas Networks: Superstar investor Vijay Kedia has raised his stake in this telecom hardware company, increasing it by 1.2% in the March 2021 quarter for a 5.4% stake worth Rs. 87.8 crore. The company's share price jumped after its Q4FY21 results showed a rebound in revenues and net profits. 

ICICI Securities: Brokerages Motilal Oswal and HDFCSec are bullish on their fellow broker, after the company posted strong numbers for Q4FY21. ISec's net profits more than doubled YoY, driven by 54% growth in revenue. Digital channels and the ICICI Bank funnel are also driving big jumps in number of active customers. 

J B Chemicals and Pharma: This pharmaceuticals stock hit a lifetime high today, gaining 8.8% over the past week. Since its takeover by US private equity company KKR, JB Chem's new management has been looking into inorganic growth, acquisitions and restructuring of the business for improved efficiencies. 

Vaibhav Global: This internet shopping company, which was a significant outperformer compared to the Nifty50 over the past year, beating the index by more than 250%, has been a big underperformer in the past week, falling 10% in share price. The company recently announced the launch of their TV channel in UK around beauty trends and brands, called TJC Beauty. 

Poly Medicure: FIIs and Mutual Funds have increased their stake in this medical devices company, with FIIs raising it 8.9% in the March quarter compared to the previous. Institutional buyers picked up stake following the firm's successful QIP offering in February, when it raised Rs. 400 crore to fund business growth and capex plans.