He is on the books of SD Gernika and wears shirt number 8. His main role on the pitch is Midfield. His estimated market valuation currently stands at 50K €.

His latest transfer saw him join SD Gernika from CD Guijuelo via on 2025-07-16.

Over 19 appearances in the Spanish Segunda División RFEF 2025-2026, Antton Fruniz Isasi contributed 0 goals and 0 assists, completed 0 key passes from 7 total passes, and posted a passing accuracy of 0.2.