Atlantska's shares closed at 395 kuna, up 5.33%.
Diversified holding company Djuro Djakovic [ZSE:DDJH] paced the blue-chip losers for a second straight trading day, as its shares closed 4.76% lower at 5.20 kuna.
Food producer Podravka [ZSE:PODR] generated the highest trading turnover among the blue chips - 752,461 kuna. The company's shares closed flat at 474 kuna.
ZSE's total trading turnover fell to 18.1 million kuna ($2.7 million/2.4 million euro) from 32.1 million kuna on Friday.
The 25-share benchmark CROBEX index rose 0.71% to 2,012.48 after adding 1.04% in the previous trading session.
The narrower of ZSE's two blue-chip indices, the CROBEX10, which tracks the leading companies in terms of free float, market capitalisation and liquidity, increased by 0.39% to 1,192.17 after gaining 0.66% on Friday.
The fixed-income CROBIS index added 0.02% to 115.9693.
(1 euro = 7.44163 kuna)