The shares will be offered under the all-or-nothing principle from February 28 to February 29 at a starting price of 1.69 marka per share, above its nominal value of 1 marka, the IRBRS said in a filing to the Banja Luka Stock Exchange (BLSE) on Wednesday.
The IRBRS holds a 9% stake in Banja Vrucica through its Pension Fund, 4.7% through its Share Fund and 4.5% through its Restitution Fund, according to BLSE data.
Banja Vrucica's shares last traded on the BLSE on January 24, when they closed 10.29% higher at 1.50 marka.
The Serb Republic is one of two autonomous entities forming Bosnia and Herzegovina. The other one is the Federation.
(1 euro = 1.956 marka)