Avance Technologies' shares hit a 2 per cent upper circuit to ₹ 2.78 from ₹ 2.73, a 14-year high. This marks 53 straight trading sessions of back-to-back upper circuits. The stock gave 434 per cent multibagger returns from its 52-week low of Re 0.52. The Board approved raising funds up to ₹49.90 crore via equity shares on rights basis.