Mumbai, Oct 25: Scrips of public sector banks (PSBs) rose exponentially on Wednesday, a day after the government announced a massive recapitilsation scheme. Market observers pointed out that almost all the major PSBs like State Bank of India (SBI), Punjab tiol Bank (PNB) and Bank of Baroda (BoB) rose in the band of 20-40 per cent. The S&P BSE bank — BANKEX — zoomed by 1,274.17 points or 4.71 per cent. On bank-specific basis, SBI’s scrip gained Rs 70.20 or 27.58 per cent to Rs 324.70 per equity share on Wednesday.