Spot rubber finished higher as RSS 4 improved further to ₹136 (₹135) a kg, according to traders. The grade quoted at ₹134 (₹133.50) and ₹131 (₹130.50) respectively by the Rubber Board and dealers. The trend was partially mixed and volume low. June futures concluded at ₹135.11 (₹135.10), July at ₹135.70 (₹135.82), August at ₹134.90 (₹135.03) and September at ₹133 (₹133.99) on the National Multi Commodity Exchange. RSS 3 (spot) closed unchanged at ₹102.35 at Bangkok. June futures closed at ¥155.9 (₹97) on the Tokyo Commodity Exchange. Spot rubber rates (₹/kg): RSS-4: 136 (135); RSS-5: 131 (131); Ungraded: 115 (114); ISNR 20: 114.50 (113.50) and Latex (60% drc): 99 (96).