He is on the books of Kazincbarcika and wears shirt number 63. His main role on the pitch is Forward. His estimated market valuation currently stands at 75K €.

His latest transfer saw him join Kazincbarcika from FC Ajka via Loan on 2026-06-30.

During the Merkantil Bank Liga 2025-2026 campaign, Istvan katona made 1 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.