SOFIA (Bulgaria), November 13 (SeeNews) - Bulgarian diversified group Holding Varna [BUL:5V2] has acquired 50,000 shares in local hotel operator Sv. Sv. Konstantin i Elena Holding [BUL:3NJ] at a price of 14.690 levs ($8,264/7,511 euro) apiece, the latter said on Wednesday.Â