Watch out for these penny stocks locked in the upper circuit on February 21 Watch out for these penny stocks locked in the upper circuit on February 21 Stocks of capital goods, power, metal, financial services and FMCG were in high demand, while shares of real estate, consumer durables and IT fell. Kaustubh Bhosale / Tuesday, February 21, 2023 / Article rating: 4.4 The Sensex and Nifty50 indices in India opened in the green on Tuesday, despite mixed signals from global markets.