FY28 guidance intact; OCF to improve upon Q4FY26 performance: Interarch Building Solutions reported 9% YoY (down 4% QoQ) increase in revenues at 504 crore for Q4FY26. EBITDA margins remained broadly stable YoY at 10.5% (up 86bps QoQ) despite moderation in revenue growth supported by operational efficiencies. Consequently, EBITDA was up 8% YoY (up 5% QoQ) at 53 crore. Adjusted PAT declined 5% YoY (down 10% QoQ) at 37 crore due to increase in effective tax rate (31.7% Vs 23.2% in Q4FY25). FY26 revenue was reported as 1,898 crore (+31% YoY) and EBITDA/ PAT came in as 176/ 135...