Piqué is the founder and president of Kosmos Holding, a sports and media investment group he started with Hiroshi Mikitani (founder and chairman of Japanese e-commerce firm Rakuten, Inc.), Edmund Chu, Nullah Sarker and Mike Evans. Kosmos has struck a partnership with the International Tennis Federation for a 25-year, $3 billion partnership that will transform the Davis Cup and generate substantial revenues for global tennis development. In August 2018, U.S. billionaire Larry Ellison published a public letter stating that he is joining the Kosmos group. In December 2018, through his firm Kosmos Holding, Piqué bought Spanish football club FC Andorra. The club currently competes in the Segunda División B, the third tier in Spanish football league system. In July 2019, Piqué took over a majority stake in another Spanish football club - Gimnàstic Manresa. The take over was also completed using his firm Kosmos Holding. In December 2020, Piqué invested in the fantasy football game Sorare. Kosmos bought the Spanish broadcasting rights for the 2021 Copa América under a partnership with streamer Ibai Llanos.