Physical rubber prices were steady on Thursday. RSS 4 finished unchanged at ₹122 a kg as reported by the traders. The grade firmed up to ₹122 (121) and ₹119 (118) respectively, according to the Rubber Board and the dealers. June futures concluded at ₹121 (120.75), July at ₹124.70 (125.83), August at ₹126.20 (127.12) and September at ₹123.50 (127.13) for RSS 4 on NMCE. Spot rubber rates (₹/kg) were: RSS-4: 122 (122); RSS-5: 119 (119); ISNR 20: 108 (108) and Latex (60% drc): 91 (91).