Keep an eye on this stock, which was locked in the upper circuit on February 13 Keep an eye on this stock, which was locked in the upper circuit on February 13 Heavy buying was observed in this stock in just one month and it hit the back-to-back upper circuit and 52-week highs, returning over 75 per cent. Kiran Shroff / Monday, February 13, 2023 / Article rating: 4.2 Heavy buying was observed in this stock in just one month and it hit the back-to-back upper circuit and 52-week highs, returning over 75 per cent.