Tether, the issuer of USDT stablecoin, has purchased $735 million worth of Bitcoin in Q1 2025, expanding its Bitcoin holdings.With this purchase, Tether becomes the sixth-largest holder of Bitcoin globally.Tether's total reserves now stand at 92,647 BTC, worth approximately $7.64 billion.Despite Bitcoin's Q1 2025 performance decline, Tether remains committed to its accumulation strategy and diversification into emerging sectors.