Simplex Infrastructure's (SIL) topline de-grew 0.5% YoY to | 1550.1 crore and was below our estimate of | 1666.5 crore possibly on account of stretched working capital causing muted execution EBITDA margin expanded 79 bps YoY to 13.2% (our estimate: 11.0%) despite muted execution on account of lower raw material expenses (30.5% as percentage of sales in Q4FY17 vs. 34.5% in Q4FY16) PAT zoomed 2.5x YoY to | 66.8 crore (our estimate: | 28.2 crore) despite lower other income and topline de-growth, mainly on account...