The two companies also supported the BGBX40, which tracks the 40 most traded shares on the Sofia bourse, and the BGTR30, in which companies with a free float of at least 10% have equal weight. The top performer in the BGBX40 index, however, was fuel retailer Petrol [BUL:PET], which surged 9.83% to 0.95 levs.
Overall, both the BGBX40 and BGTR30 advanced by 0.31%, to 165.97 points and 822.07 points, respectively.
The BGREIT index, which tracks seven real estate investment trusts, edged up 0.06% to 190.47 points after a 0.30% rise in Advance Terrafund REIT [BUL:ATER] to 3.39 levs.
Finally, the BEAMX, which tracks the ten most highly capitalised growth companies, leapt 0.69% to 96.96 points on the back of electric vehicle manufacturer Sin Cars Industry [BUL:SIN], which soared 30.65% to 0.52 levs.
Total turnover on the main market of the Sofia bourse plunged to 834,549 levs ($457,420/426,697 euro) on Friday from 5.42 million levs on Thursday.
IoT products maker Shelly Group [BUL:SLYG] was the day's top stock by turnover, which came in at 510,000 levs as 7,500 shares changed hands. The company closed 0.59% higher at 68.00 levs.
(1 euro = 1.95583 levs)