Treasury B.V. is a Dutch euro-denominated Bitcoin treasury company backed by Winklevoss Capital and Nakamoto Holdings. Founded in 2025, it raised EUR 126M in private placement and accumulated 1,111 BTC. Planned to list on Euronext Amsterdam via reverse merger with MKB Nedsense N.V. (TRSR) but the transaction was cancelled on 2026-02-12 after AFM (Dutch regulator) refused to approve the pathway. Initiators continue to pursue a European listing.