AbstractThe aim of this article is to verify how the mutualism model is applied in cooperatives to mitigate risks. We conducted a single, holistic case study of an agribusiness cooperative in Paraná State. The data were collected from June to September 2014. Four applications of the mutualism model were identified, specifically to mitigate risks of weather for grain (corn, beans and soybeans) farmers, death by lightning, brucellosis and tuberculosis for cattle farmers and the volatility of prices for pig farmers. Through the mutualism model, it was observed that cooperatives find solutions for their specific agribusiness sector problems. Cooperative companies are the managers and coordinators of the entire insurance mechanism to address the...