Spot rubber continued to remain steady on Monday. RSS 4 closed unchanged at ₹124 a kg, according to traders. The grade finished flat at ₹124.50 and ₹121.50 respectively as quoted by the Rubber Board and dealers. August futures firmed up to ₹124.50 (₹203.96) and September to ₹124.80 (₹204.05) on the National Multi Commodity Exchange. RSS 3 (spot) improved to ₹106.82 (₹105.80) at Bangkok. Spot rubber rates (₹/kg): RSS-4: 124 (124); RSS-5: 122 (122); Ungraded: 110 (110); ISNR 20: 112 (112) and Latex (60% drc): 109 (109).