Big movers on D-Street: What should investors do with Aurobindo Pharma, Tanla Platforms and IDBI Bank?

Sensex and Nifty hit record highs, driven by PSU banks and foreign inflows. Aurobindo Pharma rose 20%, with an overbought RSI, trading 9.5% above the mean. Tanla Platforms nears its 50-week average, trading sideways. IDBI Bank shows strong demand at 76, with the highest quarterly trading volume, and momentum approaching breakout.