Watch out for these penny stocks locked in the upper circuit on December 27 Watch out for these penny stocks locked in the upper circuit on December 27 Additionally, investors are always monitoring the progress of the new Covid version, which has grown significantly in China. Kaustubh Bhosale / Tuesday, December 27, 2022 / Article rating: 4.1 The S&P BSE Sensex and NSE Nifty50 Indian leading indices are trading higher on Tuesday.