Spot rubber finished weak on Monday due to tepid demand from the tyre industry. RSS-4 declined to ₹129 from ₹130 and ₹129.50 a kg respectively, according to traders and the Rubber Board. The grade slid to ₹126 (126.50) as reported by the dealers. November futures dropped to ₹126.26 (127.46), December to₹126.26 (127.44) and January at ₹127.03 (128.19) on the NMCE. October futures for RSS-3 improved to ₹108.94 (107.14) on the TOCOM. Spot rubber rates (₹/kg): RSS-4: 129 (130); RSS-5: 127 (127); ISNR 20: 110 (110.50) and Latex (60% drc): 82 (82.50).