The two companies also lifted the broader BGBX40, which tracks the 40 most traded shares on the Sofia bourse, by 0.28% to 163.81 points. The biggest gainer in the index, however, was software and IT services group Bianor Holding [BUL:BNR], which leapt 3.50% to 4.14 levs.
The BGTR30 index, in which companies with a free float of at least 10% have equal weight, increased by 0.22% to 813.82 points. It was spurred on by the gains at Chimimport and Eurohold, coupled with a 2.99% climb in venture capital firm Eleven Capital [BUL:11C] to 17.20 levs.
A 29.23% surge in solar photovoltaic equipment supplier AmonRa Energy [BUL:AMON] to 16.80 levs propelled the BEAMX. The index, which tracks the ten most highly capitalised growth companies, ended the session 1.97% higher at 97.28 points.
Finally, the BGREIT index, which tracks seven real estate investment trusts, closed flat at 190.39 points after neither of the two constituents to trade posted any changes from the previous day's close.
Total turnover on the main market of the Sofia bourse amounted to 725,950 levs ($401,719/371,171 euro) on Tuesday.
IoT products maker Shelly Group [BUL:SLYG] generated most of the day's turnover, or 458,634 levs, as 6,949 shares changed hands. The stock closed 0.61% higher at 66.00 levs.
(1 euro = 1.95583 levs)