The Nifty touching an all-time high has left investors excited. But, several largecap schemes from top fund houses, such as HDFC, ICICI, Aditya Birla, Reliance and SBI, could still take some time to scale past their peaks seen in January this year. However, the portfolios of some prudent fund managers from smaller fund houses — which looked for secular growth stories and avoided value traps — surged ahead, with the net asset value of their schemes also touching their all-time highs. Higher expos ..