Author of a line of work that maintains a close relationship with music and a research project that frequently deals with the idea of sensory privation, Ocko holds a degree from the Academy of Fine Arts, Zagreb, Croatia. His films and installations have been seen at the Kunstverein Leipzig (Germany), Miroslav Kraljevic Gallery (Croatia), Tirana Institute of Contemporary Art (Tirana, Albania), Zagreb Museum of Contemporary Art (Croatia), Museo Nacional Centro de Arte Reina Sofía (Madrid, Spain), and Galerie Nationale du Jeu de Paume (Paris, France). He was selected for residencies at the Akademie Schloss Solitude, in Stuttgart, Germany (Helsinki International Artist‑in‑Residence Program, Finland), the Tirana Institute of Contemporary Art (Albania), and KulturKontakt Vienna (Austria).