Tether, the issuer of the USDT stablecoin, has acquired 8,888 Bitcoin valued at approximately $1 billion, enhancing its Bitcoin reserves. The transaction was completed on the final day of Q3 2025, as confirmed by CEO Paolo Ardoino on X. This purchase increases Tether's total Bitcoin holdings to nearly 10,940 BTC, positioning it as the second-largest private holder of Bitcoin, following Block One. This acquisition reflects a growing institutional confidence in Bitcoin as a long-term store of value.