Hillary Gong and Spartak Trnava agreed to terminate his contract early, with an official statement citing unmet sporting expectations from both the player and the club. Šport24.sk reported that an anonymous source from Trnava alleged Hillary Gong was under the influence of alcohol at a training session. Fan reactions on social media also referenced issues with discipline and lifestyle.

Spartak Trnava and Hillary Gong agreed to terminate his contract. Martin Škrtel explained that both sides had higher expectations and decided it was best for Hillary Gong to seek opportunities elsewhere.

According to Coach Muňoz, Hilary Gong is still with Spartak Trnava, but his future remains uncertain while the transfer window is open. The coach said they will see what happens with him. Spartak, along with other clubs in the Niké liga, have until September 16 to modify their squads.

According to sporting director Martin Škrtel, the club previously expressed that it is willing to release 27-year-old Nigerian winger Hilary Gong if there is interest in a transfer from another club. Hilary Gong, who joined Spartak Trnava in July 2025 and has a contract until June 2027, is still part of the team. His current Transfermarkt valuation is €225k.