The SBITOP fell 0.24% to 572.96 points after losing 1.41% on Friday.
Three of the seven blue chips of the Ljubljana Stock Exchange (LJSE) closed lower on Monday and as many gained ground, while retailer Mercator [LJE:MELR] closed flat at 113.5 euro ($147).
Home appliances maker Gorenje [LJE:GRVG] led the blue-chip gainers, rising 5.75% to 4.6 euro.
Insurer Zavarovalnica Triglav [LJE:ZVTG] led the SBITOP decliners, falling 2.03% to 14.5 euro. It was also the most traded blue chip with 12,630 shares changing hands.
LJSE's total turnover fell to 791,530 euro from 1.2 million euro on Friday.
($=0.7715 euro)