Watch out for these penny stocks locked in the upper circuit on February 28 Watch out for these penny stocks locked in the upper circuit on February 28 Investors look forward towards the announcement of today's final GDP numbers later today for the fourth quarter of 2022. Kaustubh Bhosale / Tuesday, February 28, 2023 / Article rating: 4.0 The key equity benchmarks traded with minor losses in early trade despite positive global cues. Nifty traded below the threshold of 17,400. Metal, oil & gas, and PSU bank shares fell, while auto, media, and FMCG companies rose.