Ester Industries (Ester) reported a healthy Q4FY18 performance. Net sales for the quarter were at | 220 crore, up 11.7% YoY. EBITDA in Q4FY18 was at | 22.7 crore with corresponding EBITDA margin of 10.3%. Consequent PAT in Q4FY18 was at | 5.6 crore. Q4FY18 marks a turnaround quarter resurfacing double digit EBITDA margins, best in the last 10 quarters. PAT of ~| 6 crore is also the highest in the last 12 quarters. However, the management has revised its downward its guidance in the quite essential speciality polymer segment, which was the key driver of growth for Ester...