Jan Leszczyński

In July 2026, multiple reports indicated Jan Leszczyński's transfer from Legia Warszawa to Borussia Mönchengladbach was agreed for a fee ranging from €2,000,000 to over €3,000,000, with the most common figure being a base fee of around €3,000,000 plus potential bonuses. Prior to this, his market value was reportedly estimated by Transfermarkt at €600,000 in June 2026, and at €300,000 between December 2025 and April 2026.

Our valuation for Jan Leszczyński is driven by multiple consistent and recent reports from July 2026 detailing his imminent transfer from Legia Warszawa to Borussia Mönchengladbach. These reports converge on a base fee between €2,000,000 and €3,000,000, with the latter figure being the most frequently cited.