Player

Kasey Bos

Left Back · Age 22 · Value €3m (powered by Transfer Tracker) · Australia · FSV Mainz 05 · On loan at Excelsior until Jun 2027 · Contract until 2029

Kasey Bos (FSV Mainz 05) · market value, contract status and career path, plus the players most like Kasey Bos. No live transfer rumour is currently scored for Kasey Bos; the moment one breaks from a verified reporter it appears here with a probability.

Kasey Bos career & transfer history

• 2026 · FSV Mainz 05 → Excelsior · Loan
• 2025 · Melbourne Victory → FSV Mainz 05 · €500k

Players similar to Kasey Bos

• Anrie Chase · €3m
• Juan Villalba · €3m
• Márk Csinger · €3m
• Ousmane Diallo · €3m
• Santiago Ocampos · €3m
• Garcia · €3m
• João Victor e Costa Cesco · €3m
• Killian Sardella · €3m
• Vitor Vargas · €3m
• Ivan Smolcic · €3m
• Joshua Rawlins · €3m
• Nikolai Hopland · €3m

More FSV Mainz 05 players

• Kaishu Sano · Defensive Midfield · €55m
• Kacper Potulski · DEF · €22m
• Nadiem Amiri · Attacking Midfield · €13m
• Paul Nebel · Attacking Midfield · €11m
• Phillip Tietz · Centre Forward · €9m
• Benedict Hollerbach · Centre Forward · €9m
• Anthony Caci · Right Back · €7m
• Fabio Gruber · Centre Back · €6m
• Otto Ruoppi · Attacking Midfield · €6m
• Alynho Haidara · Centre Forward · €6m
• Stefan Posch · Centre Back · €5m
• Eric Martel · Defensive Midfield · €5m
• Ransford Königsdörffer · Centre Forward · €4m
• Rael Nakuzola · Left Back · €4m
• Dominik Kohr · Centre Back · €2m
• Robin Zentner · Goalkeeper · €2m

Keep exploring

• FSV Mainz 05 transfers & squad
• Bundesliga · clubs & squad values
• Bundesliga transfer rumours, scored
• All live transfer rumours, scored by probability

See the full player profile · market-value chart, positional metrics and transfer history. Open on transfertracker.ai