SOFIA (Bulgaria), June 16 (Seenews) - Bulgarian tobacco products maker Slantse Stara Zagora Tabac [BUL:3JO] said on Tuesday that its majority owner - diversified group Sila Holding [BUL:6S5], has sold 4,650 shares in the company at a price of 13 levs ($7.50/6.65 euro) apiece.