Wesley Batista was arrested by the Brazilian Federal Police during the second phase of Operation Tendão de Aquiles, which investigated the use of inside information to gain profits in the financial market. According to G1, the operation took place between April and May 2017, when details of the plea bargain agreement signed between J&F executives and the Office of the Attorney General (Procuradoria-Geral da República – PGR) became public. Wesley was released on February 20, 2018, by decision of the Superior Court of Justice (Superior Tribunal de Justiça – STJ).