The Bucharest Stock Exchange (BVB) closed Monday's trading session with significant increases and the value of share transactions amounting to 196.4 million RON (39 million EUR).Overall, the turnover exceeded 1.4 billion RON (280.9 million EUR), of which 1.2 billion lei in bonds, mostly from the Ministry of Finance.The main BET index, which shows the evolution of the 20 most liquid companies rose by 4.08% to 17,445.26 points, while BET-Plus index, which shows the evolution of the 43 most liquid shares of the BVB, closed up 4.03%.The broad blue-chip index BET-XT, of the 25 most liquid stocks, gained 3.80%, while the BET-FI index of the five financial investment companies went up 2.59%.The benchmark for investment funds, BET-BK rose by 3.66%, while the BET-NG index, which tracks the performance of the ten energy and utilities companies, closed up 3.39%.The BET AeRO index, which includes 20 companies representative of the AeRO market, rose by 4.48%.The most liquid shares were those of Banca Transilvania, with transactions of 74.3 million RON, followed by Sphera Franchise Group, with 25.7 million RON, and One United Properties, with 18.9 million RON.The best performances were recorded by Artego (+13.56%), Carbochim (+12.5%) and Electrocontact (+12.5%),Conversely, the most important decreases were registered by Promateris (-12.31%), Societatea de Constructii Napoca (-11.11%) and SIF Hotels (-4.5%).