The bid will remain open until July 15, the statement read.
In the takeover bid, Belgrade-based Don Don said it acts together with its Slovenian parent Don Don and its two owners - Slovenian trade company Amal Nalozbe and Slovenian investment firm KJK Investicije 2, and also with Luxemburg-based firms KJK Discovery Holding and KJK Balkan Holding (both of which own KJK Investicije 2), as well as with Madrid-based BB Global Investing Holding SL.
Zitopek's shares last traded on the Belgrade bourse on May 16, closing down 0.3% to 8,430 dinars.
(1 euro = 117.056 dinars)